diff --git a/sdk/core/abort-controller/package.json b/sdk/core/abort-controller/package.json
index e33f4997031a..d837c55d9c7f 100644
--- a/sdk/core/abort-controller/package.json
+++ b/sdk/core/abort-controller/package.json
@@ -7,19 +7,16 @@
   "module": "dist-esm/src/index.js",
   "scripts": {
     "audit": "node ../../../common/scripts/rush-audit.js && rimraf node_modules package-lock.json && npm i --package-lock-only 2>&1 && npm audit",
+    "build:samples": "echo Obsolete",
+    "build:test": "tsc -p . && rollup -c 2>&1",
     "build:types": "downlevel-dts types/src types/3.1",
-    "build:node": "tsc -p . && cross-env ONLY_NODE=true rollup -c 2>&1 && npm run extract-api",
-    "build:browser": "tsc -p . && cross-env ONLY_BROWSER=true rollup -c 2>&1",
-    "build:nodebrowser": "rollup -c 2>&1",
-    "build:test": "tsc -p . && rollup -c rollup.test.config.js 2>&1",
-    "build:test:node": "tsc -p . && cross-env ONLY_NODE=true rollup -c rollup.test.config.js 2>&1",
-    "build:test:browser": "tsc -p . && cross-env ONLY_BROWSER=true rollup -c rollup.test.config.js 2>&1",
-    "build": "tsc -p . && npm run build:nodebrowser && npm run build:types",
+    "build": "tsc -p . && rollup -c 2>&1 && npm run build:types",
     "check-format": "prettier --list-different --config ../../../.prettierrc.json --ignore-path ../../../.prettierignore \"src/**/*.ts\" \"test/**/*.ts\" \"*.{js,json}\"",
-    "clean": "rimraf dist dist-* types temp statistics.html coverage coverage-browser .nyc_output *.tgz *.log test*.xml TEST*.xml",
+    "clean": "rimraf dist dist-* temp types *.tgz *.log",
+    "docs": "typedoc --excludePrivate --excludeNotExported --excludeExternals --stripInternal --mode file --out ./dist/docs ./src",
     "execute:samples": "echo skipped",
     "extract-api": "tsc -p . && api-extractor run --local",
-    "format": "prettier --write --config ../../../.prettierrc.json --ignore-path ../../../.prettierignore \"src/**/*.ts\" \"test/**/*.ts\" \"*.{js,json}\"",
+    "format": "prettier --write --config ../../../.prettierrc.json --ignore-path ../../../.prettierignore \"src/**/*.ts\" \"test/**/*.ts\" \"samples-dev/**/*.ts\" \"*.{js,json}\"",
     "integration-test:browser": "echo skipped",
     "integration-test:node": "echo skipped",
     "integration-test": "npm run integration-test:node && npm run integration-test:browser",
@@ -27,15 +24,12 @@
     "lint": "eslint package.json api-extractor.json src test --ext .ts",
     "pack": "npm pack 2>&1",
     "prebuild": "npm run clean",
-    "pretest": "npm run build:test",
-    "test:browser": "npm run build:test && npm run unit-test:browser && npm run integration-test:browser",
-    "test:node": "npm run build:test && npm run unit-test:node && npm run integration-test:node",
-    "test": "npm run build:test && npm run unit-test && npm run integration-test",
+    "test:browser": "npm run clean && npm run build:test && npm run unit-test:browser && npm run integration-test:browser",
+    "test:node": "npm run clean && tsc -p . && npm run unit-test:node && npm run integration-test:node",
+    "test": "npm run clean && tsc -p . && npm run unit-test:node && rollup -c 2>&1 && npm run unit-test:browser && npm run integration-test",
     "unit-test:browser": "karma start --single-run",
-    "unit-test:node": "cross-env TS_NODE_FILES=true TS_NODE_COMPILER_OPTIONS=\"{\\\"module\\\": \\\"commonjs\\\"}\" mocha --require ts-node/register --require source-map-support/register --reporter ../../../common/tools/mocha-multi-reporter.js --full-trace --no-timeouts \"test/*.spec.ts\"",
-    "unit-test": "npm run unit-test:node && npm run unit-test:browser",
-    "build:samples": "echo Skipped.",
-    "docs": "typedoc --excludePrivate --excludeNotExported --excludeExternals --stripInternal --mode file --out ./dist/docs ./src"
+    "unit-test:node": "mocha -r esm -r ts-node/register --reporter ../../../common/tools/mocha-multi-reporter.js --timeout 1200000 --full-trace  --exclude \"test/**/browser/*.spec.ts\" \"test/**/*.spec.ts\"",
+    "unit-test": "npm run unit-test:node && npm run unit-test:browser"
   },
   "types": "./types/src/index.d.ts",
   "typesVersions": {
@@ -80,15 +74,13 @@
     "tslib": "^2.2.0"
   },
   "devDependencies": {
+    "@azure/dev-tool": "^1.0.0",
     "@azure/eslint-plugin-azure-sdk": "^3.0.0",
     "@microsoft/api-extractor": "7.7.11",
-    "@rollup/plugin-commonjs": "11.0.2",
-    "@rollup/plugin-multi-entry": "^3.0.0",
-    "@rollup/plugin-node-resolve": "^8.0.0",
-    "@rollup/plugin-replace": "^2.2.0",
+    "@types/chai": "^4.1.6",
     "@types/mocha": "^7.0.2",
     "@types/node": "^12.0.0",
-    "assert": "^1.4.1",
+    "chai": "^4.2.0",
     "cross-env": "^7.0.2",
     "delay": "^4.2.0",
     "downlevel-dts": "~0.4.0",
@@ -110,8 +102,6 @@
     "prettier": "^1.16.4",
     "rimraf": "^3.0.0",
     "rollup": "^1.16.3",
-    "rollup-plugin-sourcemaps": "^0.4.2",
-    "rollup-plugin-terser": "^5.1.1",
     "ts-node": "^9.0.0",
     "typescript": "~4.2.0",
     "typedoc": "0.15.2"
diff --git a/sdk/core/abort-controller/rollup.base.config.js b/sdk/core/abort-controller/rollup.base.config.js
deleted file mode 100644
index 4eb630539d97..000000000000
--- a/sdk/core/abort-controller/rollup.base.config.js
+++ /dev/null
@@ -1,118 +0,0 @@
-// Copyright (c) Microsoft Corporation. All rights reserved.
-// Licensed under the MIT License.
-
-import nodeResolve from "@rollup/plugin-node-resolve";
-import multiEntry from "@rollup/plugin-multi-entry";
-import cjs from "@rollup/plugin-commonjs";
-import replace from "@rollup/plugin-replace";
-import { terser } from "rollup-plugin-terser";
-import sourcemaps from "rollup-plugin-sourcemaps";
-
-const pkg = require("./package.json");
-const depNames = Object.keys(pkg.dependencies);
-const input = "./dist-esm/src/index.js";
-const production = process.env.NODE_ENV === "production";
-
-export function nodeConfig(test = false) {
-  const externalNodeBuiltins = [];
-  const baseConfig = {
-    input: input,
-    external: depNames.concat(externalNodeBuiltins),
-    output: { file: "dist/index.js", format: "cjs", sourcemap: true },
-    preserveSymlinks: false,
-    plugins: [
-      sourcemaps(),
-      replace({
-        delimiters: ["", ""],
-        // replace dynamic checks with if (true) since this is for node only.
-        // Allows rollup's dead code elimination to be more aggressive.
-        "if (isNode)": "if (true)"
-      }),
-      nodeResolve({ preferBuiltins: true, mainFields: ["module"] }),
-      cjs()
-    ]
-  };
-
-  if (test) {
-    // entry point is every test file
-    baseConfig.input = "dist-esm/test/**/*.spec.js";
-    baseConfig.plugins.unshift(multiEntry({ exports: false }));
-
-    // different output file
-    baseConfig.output.file = "dist-test/aborter.js";
-
-    // mark assert as external
-    baseConfig.external.push("assert");
-
-    baseConfig.context = "null";
-
-    baseConfig.onwarn = (warning) => {
-      console.error(`(!) ${warning.message}`);
-    };
-
-    // Disable tree-shaking of test code.  In rollup-plugin-node-resolve@5.0.0, rollup started respecting
-    // the "sideEffects" field in package.json.  Since our package.json sets "sideEffects=false", this also
-    // applies to test code, which causes all tests to be removed by tree-shaking.
-    baseConfig.treeshake = false;
-  } else if (production) {
-    baseConfig.plugins.push(terser());
-  }
-
-  return baseConfig;
-}
-
-export function browserConfig(test = false) {
-  const baseConfig = {
-    input: input,
-    external: ["ms-rest-js"],
-    output: {
-      file: "dist-browser/index.js",
-      format: "umd",
-      name: "Aborter",
-      sourcemap: true,
-      globals: { "ms-rest-js": "msRest" }
-    },
-    preserveSymlinks: false,
-    plugins: [
-      sourcemaps(),
-      replace(
-        // ms-rest-js is externalized so users must include it prior to using this bundle.
-        {
-          delimiters: ["", ""],
-          // replace dynamic checks with if (false) since this is for
-          // browser only. Rollup's dead code elimination will remove
-          // any code guarded by if (isNode) { ... }
-          "if (isNode)": "if (false)"
-        }
-      ),
-      nodeResolve({
-        mainFields: ["module", "browser"],
-        preferBuiltins: false
-      }),
-      cjs({
-        namedExports: {
-          events: ["EventEmitter"],
-          assert: ["ok", "deepEqual", "equal", "fail", "deepStrictEqual", "notDeepEqual"]
-        }
-      })
-    ]
-  };
-  console.log("browser build");
-
-  if (test) {
-    console.log("yes test");
-    baseConfig.input = "dist-esm/test/**/*.spec.js";
-    baseConfig.plugins.unshift(multiEntry({ exports: false }));
-    baseConfig.output.file = "dist-test/index.browser.js";
-    baseConfig.context = "null";
-
-    // Disable tree-shaking of test code.  In rollup-plugin-node-resolve@5.0.0, rollup started respecting
-    // the "sideEffects" field in package.json.  Since our package.json sets "sideEffects=false", this also
-    // applies to test code, which causes all tests to be removed by tree-shaking.
-    baseConfig.treeshake = false;
-  } else if (production) {
-    baseConfig.plugins.push(terser());
-  }
-
-  return baseConfig;
-}
diff --git a/sdk/core/abort-controller/rollup.config.js b/sdk/core/abort-controller/rollup.config.js
index fd25a0257a1f..5d7deee44c14 100644
--- a/sdk/core/abort-controller/rollup.config.js
+++ b/sdk/core/abort-controller/rollup.config.js
@@ -1,17 +1,3 @@
-// Copyright (c) Microsoft Corporation. All rights reserved.
-// Licensed under the MIT License.
+import { makeConfig } from "@azure/dev-tool/shared-config/rollup";
 
-import * as base from "./rollup.base.config";
-
-const inputs = [];
-
-if (!process.env.ONLY_BROWSER) {
-  inputs.push(base.nodeConfig());
-}
-
-// Disable this until we are ready to run rollup for the browser.
-if (!process.env.ONLY_NODE) {
-  inputs.push(base.browserConfig());
-}
-
-export default inputs;
+export default makeConfig(require("./package.json"));
diff --git a/sdk/core/abort-controller/rollup.test.config.js b/sdk/core/abort-controller/rollup.test.config.js
deleted file mode 100644
index ad98718cce46..000000000000
--- a/sdk/core/abort-controller/rollup.test.config.js
+++ /dev/null
@@ -1,6 +0,0 @@
-// Copyright (c) Microsoft Corporation. All rights reserved.
-// Licensed under the MIT License.
-
-import * as base from "./rollup.base.config";
-
-export default [base.nodeConfig(true), base.browserConfig(true)];
diff --git a/sdk/core/abort-controller/test/aborter.spec.ts b/sdk/core/abort-controller/test/aborter.spec.ts
index 189febaaec95..5bcf5e4777ea 100644
--- a/sdk/core/abort-controller/test/aborter.spec.ts
+++ b/sdk/core/abort-controller/test/aborter.spec.ts
@@ -1,7 +1,7 @@
 // Copyright (c) Microsoft Corporation.
 // Licensed under the MIT license.
 
-import * as assert from "assert";
+import { assert } from "chai";
 import { AbortController, AbortSignal, AbortError } from "../src";
 
 describe("AbortController", () => {
@@ -41,7 +41,7 @@ describe("AbortController", () => {
       console.log("got result", rs);
       assert.fail();
     } catch (err) {
-      assert.equal(err.name, "AbortError");
+      assert.strictEqual(err.name, "AbortError");
     }
   });
 
@@ -55,7 +55,7 @@ describe("AbortController", () => {
       console.log("got, r", r);
       assert.fail();
     } catch (err) {
-      assert.equal(err.name, "AbortError");
+      assert.strictEqual(err.name, "AbortError");
     }
   });
 
@@ -79,7 +79,7 @@ describe("AbortController", () => {
       await response;
       assert.fail();
     } catch (err) {
-      assert.equal(s, "aborted");
+      assert.strictEqual(s, "aborted");
     }
   });
 
@@ -157,8 +157,8 @@ describe("AbortController", () => {
     parentController.abort();
 
     const childController = new AbortController(parentSignal);
-    assert.equal(true, childController.signal.aborted);
-    assert.equal(s, "parent");
+    assert.strictEqual(true, childController.signal.aborted);
+    assert.strictEqual(s, "parent");
   });
 
   it("should propagate 'true' aborted state from any parent to child signals", async () => {
@@ -179,11 +179,11 @@ describe("AbortController", () => {
     parent1.abort();
 
     const childController = new AbortController(parent1.signal, parent2.signal, parent3.signal);
-    assert.equal(true, childController.signal.aborted);
-    assert.equal(true, parent1.signal.aborted);
-    assert.equal(false, parent2.signal.aborted);
-    assert.equal(false, parent3.signal.aborted);
-    assert.equal(s, "parent1");
+    assert.strictEqual(true, childController.signal.aborted);
+    assert.strictEqual(true, parent1.signal.aborted);
+    assert.strictEqual(false, parent2.signal.aborted);
+    assert.strictEqual(false, parent3.signal.aborted);
+    assert.strictEqual(s, "parent1");
   });
 
   it("should propagate 'true' aborted state from any parent to child signals (arrays)", async () => {
@@ -204,11 +204,11 @@ describe("AbortController", () => {
     parent1.abort();
 
     const childController = new AbortController([parent1.signal, parent2.signal, parent3.signal]);
-    assert.equal(true, childController.signal.aborted);
-    assert.equal(true, parent1.signal.aborted);
-    assert.equal(false, parent2.signal.aborted);
-    assert.equal(false, parent3.signal.aborted);
-    assert.equal(s, "parent1");
+    assert.strictEqual(true, childController.signal.aborted);
+    assert.strictEqual(true, parent1.signal.aborted);
+    assert.strictEqual(false, parent2.signal.aborted);
+    assert.strictEqual(false, parent3.signal.aborted);
+    assert.strictEqual(s, "parent1");
   });
 
   it("should call abort() on child signals that were created before parent abort() call", async function() {
@@ -232,14 +232,14 @@ describe("AbortController", () => {
 
     // trigger abort() on parentSignal, event listeners should trigger on children
     parentController.abort();
-    assert.equal(3, values.length);
-    assert.equal(true, parentSignal.aborted);
-    assert.equal(true, child1.signal.aborted);
-    assert.equal(true, child2.signal.aborted);
-
-    assert.equal(true, values.includes("parent"));
-    assert.equal(true, values.includes("child1"));
-    assert.equal(true, values.includes("child2"));
+    assert.strictEqual(3, values.length);
+    assert.strictEqual(true, parentSignal.aborted);
+    assert.strictEqual(true, child1.signal.aborted);
+    assert.strictEqual(true, child2.signal.aborted);
+
+    assert.strictEqual(true, values.includes("parent"));
+    assert.strictEqual(true, values.includes("child1"));
+    assert.strictEqual(true, values.includes("child2"));
   });
 
   it("should call abort() on child signal that was created before any parent's abort() call", async () => {
@@ -266,13 +266,13 @@ describe("AbortController", () => {
 
     // trigger abort() on a parent, event listeners should trigger on child
     parent2.abort();
-    assert.equal(true, child.signal.aborted);
-    assert.equal(false, parent1.signal.aborted);
-    assert.equal(true, parent2.signal.aborted);
-    assert.equal(false, parent3.signal.aborted);
-    assert.equal(2, values.length);
-    assert.equal(true, values.includes("parent2"));
-    assert.equal(true, values.includes("child"));
+    assert.strictEqual(true, child.signal.aborted);
+    assert.strictEqual(false, parent1.signal.aborted);
+    assert.strictEqual(true, parent2.signal.aborted);
+    assert.strictEqual(false, parent3.signal.aborted);
+    assert.strictEqual(2, values.length);
+    assert.strictEqual(true, values.includes("parent2"));
+    assert.strictEqual(true, values.includes("child"));
   });
 
   it("should call abort() on child signal that was created before any parent's abort() call (arrays)", async () => {
@@ -299,13 +299,13 @@ describe("AbortController", () => {
 
     // trigger abort() on a parent, event listeners should trigger on child
     parent2.abort();
-    assert.equal(true, child.signal.aborted);
-    assert.equal(false, parent1.signal.aborted);
-    assert.equal(true, parent2.signal.aborted);
-    assert.equal(false, parent3.signal.aborted);
-    assert.equal(2, values.length);
-    assert.equal(true, values.includes("parent2"));
-    assert.equal(true, values.includes("child"));
+    assert.strictEqual(true, child.signal.aborted);
+    assert.strictEqual(false, parent1.signal.aborted);
+    assert.strictEqual(true, parent2.signal.aborted);
+    assert.strictEqual(false, parent3.signal.aborted);
+    assert.strictEqual(2, values.length);
+    assert.strictEqual(true, values.includes("parent2"));
+    assert.strictEqual(true, values.includes("child"));
   });
 
   it("should call abort() on deeply nested child signals that were created before parent abort() call", async function() {
@@ -329,14 +329,14 @@ describe("AbortController", () => {
 
     // trigger abort() on parentSignal, event listeners should trigger on children
     parentController.abort();
-    assert.equal(3, values.length);
-    assert.equal(true, parentSignal.aborted);
-    assert.equal(true, child1.signal.aborted);
-    assert.equal(true, child2.signal.aborted);
-
-    assert.equal(true, values.includes("parent"));
-    assert.equal(true, values.includes("child1"));
-    assert.equal(true, values.includes("child2"));
+    assert.strictEqual(3, values.length);
+    assert.strictEqual(true, parentSignal.aborted);
+    assert.strictEqual(true, child1.signal.aborted);
+    assert.strictEqual(true, child2.signal.aborted);
+
+    assert.strictEqual(true, values.includes("parent"));
+    assert.strictEqual(true, values.includes("child1"));
+    assert.strictEqual(true, values.includes("child2"));
   });
 
   it("should not call abort() on parent signals when child calls abort()", async function() {
@@ -360,23 +360,23 @@ describe("AbortController", () => {
 
     // trigger abort() on child, event listeners should not trigger on parent
     child1.abort();
-    assert.equal(2, values.length);
-    assert.equal(false, parentSignal.aborted);
-    assert.equal(true, child1.signal.aborted);
-    assert.equal(true, child2.signal.aborted);
+    assert.strictEqual(2, values.length);
+    assert.strictEqual(false, parentSignal.aborted);
+    assert.strictEqual(true, child1.signal.aborted);
+    assert.strictEqual(true, child2.signal.aborted);
 
-    assert.equal(true, values.includes("child1"));
-    assert.equal(true, values.includes("child2"));
+    assert.strictEqual(true, values.includes("child1"));
+    assert.strictEqual(true, values.includes("child2"));
 
     // trigger abort() on parent, children should not invoke listeners again
     parentController.abort();
-    assert.equal(3, values.length);
-    assert.equal(true, parentSignal.aborted);
-    assert.equal(true, child1.signal.aborted);
-    assert.equal(true, child2.signal.aborted);
-
-    assert.equal(true, values.includes("parent"));
-    assert.equal(true, values.includes("child1"));
-    assert.equal(true, values.includes("child2"));
+    assert.strictEqual(3, values.length);
+    assert.strictEqual(true, parentSignal.aborted);
+    assert.strictEqual(true, child1.signal.aborted);
+    assert.strictEqual(true, child2.signal.aborted);
+
+    assert.strictEqual(true, values.includes("parent"));
+    assert.strictEqual(true, values.includes("child1"));
+    assert.strictEqual(true, values.includes("child2"));
   });
 });
diff --git a/sdk/core/core-amqp/package.json b/sdk/core/core-amqp/package.json
index 3d0424cf39a0..e1960e9e16c8 100644
--- a/sdk/core/core-amqp/package.json
+++ b/sdk/core/core-amqp/package.json
@@ -35,15 +35,16 @@
   ],
   "scripts": {
     "audit": "node ../../../common/scripts/rush-audit.js && rimraf node_modules package-lock.json && npm i --package-lock-only 2>&1 && npm audit",
-    "build:samples": "echo skipped",
+    "build:samples": "echo Obsolete",
     "build:test": "tsc -p . && rollup -c rollup.test.config.js 2>&1",
-    "build:types": "downlevel-dts types/latest types/3.1",
+    "build:types": "downlevel-dts types/latest/ types/3.1/",
     "build": "tsc -p . && rollup -c 2>&1 && api-extractor run --local && npm run build:types",
     "check-format": "prettier --list-different --config ../../../.prettierrc.json --ignore-path ../../../.prettierignore \"src/**/*.ts\" \"test/**/*.ts\" \"*.{js,json}\"",
-    "clean": "rimraf dist dist-* types temp statistics.html coverage coverage-browser .nyc_output *.tgz *.log test*.xml TEST*.xml",
+    "clean": "rimraf dist dist-* temp types coverage coverage-browser .nyc_output *.tgz *.log test*.xml",
+    "docs": "typedoc --excludePrivate --excludeNotExported --excludeExternals --stripInternal --mode file --out ./dist/docs ./src",
     "execute:samples": "echo skipped",
     "extract-api": "tsc -p . && api-extractor run --local",
-    "format": "prettier --write --config ../../../.prettierrc.json --ignore-path ../../../.prettierignore \"src/**/*.ts\" \"test/**/*.ts\" \"*.{js,json}\"",
+    "format": "prettier --write --config ../../../.prettierrc.json --ignore-path ../../../.prettierignore \"src/**/*.ts\" \"test/**/*.ts\" \"samples-dev/**/*.ts\" \"*.{js,json}\"",
     "integration-test:browser": "echo skipped",
     "integration-test:node": "echo skipped",
     "integration-test": "npm run integration-test:node && npm run integration-test:browser",
@@ -51,13 +52,12 @@
     "lint": "eslint package.json api-extractor.json src test --ext .ts",
     "pack": "npm pack 2>&1",
     "prebuild": "npm run clean",
-    "test:browser": "npm run clean && npm run build:test && npm run unit-test:browser",
-    "test:node": "npm run clean && npm run build:test && npm run unit-test:node",
-    "test": "npm run test:node && npm run test:browser",
+    "test:browser": "npm run clean && npm run build:test && npm run unit-test:browser && npm run integration-test:browser",
+    "test:node": "npm run clean && tsc -p . && npm run unit-test:node && npm run integration-test:node",
+    "test": "npm run clean && tsc -p . && npm run unit-test:node && rollup -c rollup.test.config.js 2>&1 && npm run unit-test:browser && npm run integration-test",
     "unit-test:browser": "karma start --single-run",
-    "unit-test:node": "cross-env TS_NODE_FILES=true TS_NODE_COMPILER_OPTIONS=\"{\\\"module\\\":\\\"commonjs\\\"}\" nyc --reporter=lcov --reporter=text-lcov mocha -r ts-node/register -t 50000 --reporter ../../../common/tools/mocha-multi-reporter.js \"./test/*.spec.ts\" \"./test/node/*.spec.ts\"",
-    "unit-test": "npm run unit-test:node && npm run unit-test:browser",
-    "docs": "typedoc --excludePrivate --excludeNotExported --excludeExternals --stripInternal --mode file --out ./dist/docs ./src"
+    "unit-test:node": "cross-env TS_NODE_FILES=true TS_NODE_COMPILER_OPTIONS=\"{\\\"module\\\":\\\"commonjs\\\"}\" nyc --reporter=lcov --reporter=text-lcov mocha -r ts-node/register --reporter ../../../common/tools/mocha-multi-reporter.js  --timeout 50000  --full-trace  --exclude \"test/**/browser/*.spec.ts\" \"test/**/*.spec.ts\"",
+    "unit-test": "npm run unit-test:node && npm run unit-test:browser"
   },
   "engines": {
     "node": ">=12.0.0"
@@ -92,15 +92,12 @@
     "@rollup/plugin-node-resolve": "^8.0.0",
     "@rollup/plugin-replace": "^2.2.0",
     "@types/chai": "^4.1.6",
-    "@types/chai-as-promised": "^7.1.0",
     "@types/debug": "^4.1.4",
     "@types/mocha": "^7.0.2",
     "@types/node": "^12.0.0",
     "@types/sinon": "^9.0.4",
     "@types/ws": "^7.2.4",
-    "assert": "^1.4.1",
     "chai": "^4.2.0",
-    "chai-as-promised": "^7.1.1",
     "cross-env": "^7.0.2",
     "debug": "^4.1.1",
     "dotenv": "^8.2.0",
diff --git a/sdk/core/core-asynciterator-polyfill/package.json b/sdk/core/core-asynciterator-polyfill/package.json
index 4846f579fdb1..f125143d4f25 100644
--- a/sdk/core/core-asynciterator-polyfill/package.json
+++ b/sdk/core/core-asynciterator-polyfill/package.json
@@ -32,10 +32,12 @@
   },
   "scripts": {
     "audit": "node ../../../common/scripts/rush-audit.js && rimraf node_modules package-lock.json && npm i --package-lock-only 2>&1 && npm audit",
-    "build": "tsc -p .",
+    "build:samples": "echo Obsolete",
     "build:test": "echo skipped",
+    "build": "tsc -p .",
     "check-format": "prettier --list-different --config ../../../.prettierrc.json --ignore-path ../../../.prettierignore \"src/**/*.ts\" \"*.{js,json}\"",
     "clean": "echo skipped",
+    "docs": "typedoc --excludePrivate --excludeNotExported --excludeExternals --stripInternal --mode file --out ./dist/docs ./src",
     "execute:samples": "echo skipped",
     "format": "prettier --write --config ../../../.prettierrc.json --ignore-path ../../../.prettierignore \"src/**/*.ts\" \"*.{js,json}\"",
     "integration-test:browser": "echo skipped",
@@ -45,14 +47,12 @@
     "lint:fix": "eslint package.json src --ext .ts --fix --fix-type [problem,suggestion]",
     "pack": "npm pack 2>&1",
     "prebuild": "npm run clean",
-    "test:browser": "npm run build:test && npm run unit-test:browser && npm run integration-test:browser",
-    "test:node": "npm run build:test && npm run unit-test:node && npm run integration-test:node",
-    "test": "npm run build:test && npm run unit-test && npm run integration-test",
+    "test:browser": "npm run clean && npm run build:test && npm run unit-test:browser && npm run integration-test:browser",
+    "test:node": "npm run build && npm run unit-test:node && npm run integration-test:node",
+    "test": "npm run build && npm run unit-test:node && rollup -c 2>&1 && npm run unit-test:browser && npm run integration-test",
     "unit-test:browser": "echo skipped",
     "unit-test:node": "echo skipped",
-    "unit-test": "npm run unit-test:node && npm run unit-test:browser",
-    "build:samples": "echo Skipped.",
-    "docs": "typedoc --excludePrivate --excludeNotExported --excludeExternals --stripInternal --mode file --out ./dist/docs ./src"
+    "unit-test": "npm run unit-test:node && npm run unit-test:browser"
   },
   "sideEffects": true,
   "private": false,
diff --git a/sdk/core/core-auth/package.json b/sdk/core/core-auth/package.json
index ce409350dc43..46477413e954 100644
--- a/sdk/core/core-auth/package.json
+++ b/sdk/core/core-auth/package.json
@@ -15,17 +15,16 @@
   },
   "scripts": {
     "audit": "node ../../../common/scripts/rush-audit.js && rimraf node_modules package-lock.json && npm i --package-lock-only 2>&1 && npm audit",
-    "build:browser": "tsc -p . && cross-env ONLY_BROWSER=true rollup -c 2>&1",
-    "build:node": "tsc -p . && cross-env ONLY_NODE=true rollup -c 2>&1",
-    "build:samples": "echo Skipped.",
-    "build:test": "tsc -p . && rollup -c rollup.test.config.js 2>&1",
-    "build:types": "downlevel-dts types/latest types/3.1",
+    "build:samples": "echo Obsolete",
+    "build:test": "tsc -p . && rollup -c 2>&1",
+    "build:types": "downlevel-dts types/latest/ types/3.1/",
     "build": "tsc -p . && rollup -c 2>&1 && api-extractor run --local && npm run build:types",
     "check-format": "prettier --list-different --config ../../../.prettierrc.json --ignore-path ../../../.prettierignore \"src/**/*.ts\" \"test/**/*.ts\" \"*.{js,json}\"",
-    "clean": "rimraf dist dist-* types *.tgz *.log",
+    "clean": "rimraf dist dist-* temp types *.tgz *.log",
+    "docs": "typedoc --excludePrivate --excludeNotExported --excludeExternals --stripInternal --mode file --out ./dist/docs ./src",
     "execute:samples": "echo skipped",
     "extract-api": "tsc -p . && api-extractor run --local",
-    "format": "prettier --write --config ../../../.prettierrc.json --ignore-path ../../../.prettierignore \"src/**/*.ts\" \"test/**/*.ts\" \"*.{js,json}\"",
+    "format": "prettier --write --config ../../../.prettierrc.json --ignore-path ../../../.prettierignore \"src/**/*.ts\" \"test/**/*.ts\" \"samples-dev/**/*.ts\" \"*.{js,json}\"",
     "integration-test:browser": "echo skipped",
     "integration-test:node": "echo skipped",
     "integration-test": "npm run integration-test:node && npm run integration-test:browser",
@@ -33,13 +32,12 @@
     "lint": "eslint package.json api-extractor.json src test --ext .ts",
     "pack": "npm pack 2>&1",
     "prebuild": "npm run clean",
-    "test:browser": "npm run build:test && npm run unit-test:browser && npm run integration-test:browser",
-    "test:node": "npm run build:test && npm run unit-test:node && npm run integration-test:node",
-    "test": "npm run build:test && npm run unit-test && npm run integration-test",
+    "test:browser": "npm run clean && npm run build:test && npm run unit-test:browser && npm run integration-test:browser",
+    "test:node": "npm run clean && tsc -p . && npm run unit-test:node && npm run integration-test:node",
+    "test": "npm run clean && tsc -p . && npm run unit-test:node && rollup -c 2>&1 && npm run unit-test:browser && npm run integration-test",
     "unit-test:browser": "echo skipped",
-    "unit-test:node": "mocha dist-test/**/*.js --reporter ../../../common/tools/mocha-multi-reporter.js",
-    "unit-test": "npm run unit-test:node && npm run unit-test:browser",
-    "docs": "typedoc --excludePrivate --excludeNotExported --excludeExternals --stripInternal --mode file --out ./dist/docs ./src"
+    "unit-test:node": "mocha -r esm -r ts-node/register --reporter ../../../common/tools/mocha-multi-reporter.js --timeout 1200000 --full-trace  --exclude \"test/**/browser/*.spec.ts\" \"test/**/*.spec.ts\"",
+    "unit-test": "npm run unit-test:node && npm run unit-test:browser"
   },
   "files": [
     "dist/",
@@ -70,16 +68,13 @@
     "tslib": "^2.2.0"
   },
   "devDependencies": {
+    "@azure/dev-tool": "^1.0.0",
     "@azure/eslint-plugin-azure-sdk": "^3.0.0",
     "@microsoft/api-extractor": "7.7.11",
-    "@rollup/plugin-commonjs": "11.0.2",
-    "@rollup/plugin-json": "^4.0.0",
-    "@rollup/plugin-multi-entry": "^3.0.0",
-    "@rollup/plugin-node-resolve": "^8.0.0",
-    "@rollup/plugin-replace": "^2.2.0",
+    "@types/chai": "^4.1.6",
     "@types/mocha": "^7.0.2",
     "@types/node": "^12.0.0",
-    "assert": "^1.4.1",
+    "chai": "^4.2.0",
     "cross-env": "^7.0.2",
     "downlevel-dts": "~0.4.0",
     "eslint": "^7.15.0",
@@ -89,9 +84,6 @@
     "prettier": "^1.16.4",
     "rimraf": "^3.0.0",
     "rollup": "^1.16.3",
-    "rollup-plugin-sourcemaps": "^0.4.2",
-    "rollup-plugin-terser": "^5.1.1",
-    "rollup-plugin-visualizer": "^4.0.4",
     "typescript": "~4.2.0",
     "util": "^0.12.1",
     "typedoc": "0.15.2"
diff --git a/sdk/core/core-auth/rollup.base.config.js b/sdk/core/core-auth/rollup.base.config.js
deleted file mode 100644
index 5ee209c0bfbc..000000000000
--- a/sdk/core/core-auth/rollup.base.config.js
+++ /dev/null
@@ -1,98 +0,0 @@
-import nodeResolve from "@rollup/plugin-node-resolve";
-import multiEntry from "@rollup/plugin-multi-entry";
-import cjs from "@rollup/plugin-commonjs";
-import replace from "@rollup/plugin-replace";
-import { terser } from "rollup-plugin-terser";
-import sourcemaps from "rollup-plugin-sourcemaps";
-import viz from "rollup-plugin-visualizer";
-
-const pkg = require("./package.json");
-const depNames = Object.keys(pkg.dependencies);
-const input = "dist-esm/src/index.js";
-const production = process.env.NODE_ENV === "production";
-
-export function nodeConfig(test = false) {
-  const externalNodeBuiltins = ["events"];
-  const baseConfig = {
-    input: input,
-    external: depNames.concat(externalNodeBuiltins),
-    output: { file: "dist/index.js", format: "cjs", sourcemap: true },
-    preserveSymlinks: false,
-    plugins: [
-      sourcemaps(),
-      replace({
-        delimiters: ["", ""],
-        // replace dynamic checks with if (true) since this is for node only.
-        // Allows rollup's dead code elimination to be more aggressive.
-        "if (isNode)": "if (true)"
-      }),
-      nodeResolve({ preferBuiltins: true }),
-      cjs()
-    ]
-  };
-
-  if (test) {
-    // entry point is every test file
-    baseConfig.input = "dist-esm/test/**/*.spec.js";
-    baseConfig.plugins.unshift(multiEntry({ exports: false }));
-
-    // different output file
-    baseConfig.output.file = "dist-test/index.js";
-
-    // mark assert as external
-    baseConfig.external.push("assert");
-
-    // Disable tree-shaking of test code.  In rollup-plugin-node-resolve@5.0.0, rollup started respecting
-    // the "sideEffects" field in package.json.  Since our package.json sets "sideEffects=false", this also
-    // applies to test code, which causes all tests to be removed by tree-shaking.
-    baseConfig.treeshake = false;
-  } else if (production) {
-    baseConfig.plugins.push(terser());
-  }
-
-  return baseConfig;
-}
-
-export function browserConfig(test = false) {
-  const baseConfig = {
-    input: input,
-    output: {
-      file: "dist-browser/core-auth.js",
-      format: "umd",
-      name: "Azure.Core.Auth",
-      sourcemap: true
-    },
-    preserveSymlinks: false,
-    plugins: [
-      sourcemaps(),
-      replace({
-        delimiters: ["", ""],
-        // replace dynamic checks with if (false) since this is for
-        // browser only. Rollup's dead code elimination will remove
-        // any code guarded by if (isNode) { ... }
-        "if (isNode)": "if (false)"
-      }),
-      nodeResolve({
-        mainFields: ["module", "browser"],
-        preferBuiltins: false
-      }),
-      cjs({
-        namedExports: { events: ["EventEmitter"] }
-      }),
-      viz({ filename: "dist-browser/browser-stats.html", sourcemap: false })
-    ]
-  };
-
-  if (test) {
-    baseConfig.input = "dist-esm/test/**/*.spec.js";
-    baseConfig.plugins.unshift(multiEntry({ exports: false }));
-    baseConfig.output.file = "dist-test/index.browser.js";
-
-    // Disable tree-shaking of test code.  In rollup-plugin-node-resolve@5.0.0, rollup started respecting
-    // the "sideEffects" field in package.json.  Since our package.json sets "sideEffects=false", this also
-    // applies to test code, which causes all tests to be removed by tree-shaking.
-    baseConfig.treeshake = false;
-  }
-
-  return baseConfig;
-}
diff --git a/sdk/core/core-auth/rollup.config.js b/sdk/core/core-auth/rollup.config.js
index 14652aa67ed8..5d7deee44c14 100644
--- a/sdk/core/core-auth/rollup.config.js
+++ b/sdk/core/core-auth/rollup.config.js
@@ -1,13 +1,3 @@
-import * as base from "./rollup.base.config";
+import { makeConfig } from "@azure/dev-tool/shared-config/rollup";
 
-const inputs = [];
-
-if (!process.env.ONLY_BROWSER) {
-  inputs.push(base.nodeConfig());
-}
-
-if (!process.env.ONLY_NODE) {
-  inputs.push(base.browserConfig());
-}
-
-export default inputs;
+export default makeConfig(require("./package.json"));
diff --git a/sdk/core/core-auth/rollup.test.config.js b/sdk/core/core-auth/rollup.test.config.js
deleted file mode 100644
index 925a4421a53e..000000000000
--- a/sdk/core/core-auth/rollup.test.config.js
+++ /dev/null
@@ -1,3 +0,0 @@
-import * as base from "./rollup.base.config";
-
-export default [base.nodeConfig(true), base.browserConfig(true)];
diff --git a/sdk/core/core-auth/test/index.spec.ts b/sdk/core/core-auth/test/index.spec.ts
index d83325a513d8..c232e5a31012 100644
--- a/sdk/core/core-auth/test/index.spec.ts
+++ b/sdk/core/core-auth/test/index.spec.ts
@@ -1,8 +1,7 @@
 // Copyright (c) Microsoft Corporation.
 // Licensed under the MIT license.
 
-import assert from "assert";
-
+import { assert } from "chai";
 import {
   AzureKeyCredential,
   AzureNamedKeyCredential,
diff --git a/sdk/core/core-client-paging-rest/package.json b/sdk/core/core-client-paging-rest/package.json
index dbb00fa1abf2..2c2f1bcea4d7 100644
--- a/sdk/core/core-client-paging-rest/package.json
+++ b/sdk/core/core-client-paging-rest/package.json
@@ -11,17 +11,15 @@
   },
   "scripts": {
     "audit": "node ../../../common/scripts/rush-audit.js && rimraf node_modules package-lock.json && npm i --package-lock-only 2>&1 && npm audit",
-    "build:browser": "npm run build:ts && cross-env ONLY_BROWSER=true rollup -c 2>&1",
-    "build:node": "npm run build:ts && cross-env ONLY_NODE=true rollup -c 2>&1",
-    "build:samples": "echo Skipped.",
+    "build:samples": "echo Obsolete",
     "build:test": "tsc -p . && rollup -c 2>&1",
-    "build:ts": "tsc -p .",
-    "build": "npm run build:ts && rollup -c 2>&1 && api-extractor run --local",
-    "check-format": "prettier --list-different \"src/**/*.ts\" \"test/**/*.ts\" \"*.{js,json}\"",
-    "clean": "rimraf dist dist-* types *.tgz *.log",
+    "build": "tsc -p . && rollup -c 2>&1 && api-extractor run --local",
+    "check-format": "prettier --list-different --config ../../../.prettierrc.json --ignore-path ../../../.prettierignore \"src/**/*.ts\" \"test/**/*.ts\" \"*.{js,json}\"",
+    "clean": "rimraf dist dist-* temp types *.tgz *.log",
+    "docs": "typedoc --excludePrivate --excludeNotExported --excludeExternals --stripInternal --mode file --out ./dist/docs ./src",
     "execute:samples": "echo skipped",
-    "extract-api": "npm run build:ts && api-extractor run --local",
-    "format": "prettier --write \"src/**/*.ts\" \"test/**/*.ts\" \"*.{js,json}\"",
+    "extract-api": "tsc -p . && api-extractor run --local",
+    "format": "prettier --write --config ../../../.prettierrc.json --ignore-path ../../../.prettierignore \"src/**/*.ts\" \"test/**/*.ts\" \"samples-dev/**/*.ts\" \"*.{js,json}\"",
     "integration-test:browser": "echo skipped",
     "integration-test:node": "echo skipped",
     "integration-test": "npm run integration-test:node && npm run integration-test:browser",
@@ -29,13 +27,12 @@
     "lint": "eslint package.json api-extractor.json src test --ext .ts",
     "pack": "npm pack 2>&1",
     "prebuild": "npm run clean",
-    "test:browser": "npm run clean && npm run build:test && npm run unit-test:browser",
-    "test:node": "npm run clean && npm run build:test && npm run unit-test:node",
-    "test": "npm run clean && npm run build:test && npm run unit-test",
+    "test:browser": "npm run clean && npm run build:test && npm run unit-test:browser && npm run integration-test:browser",
+    "test:node": "npm run clean && tsc -p . && npm run unit-test:node && npm run integration-test:node",
+    "test": "npm run clean && tsc -p . && npm run unit-test:node && rollup -c 2>&1 && npm run unit-test:browser && npm run integration-test",
     "unit-test:browser": "karma start --single-run",
-    "unit-test:node": "mocha -r esm --require ts-node/register --reporter ../../../common/tools/mocha-multi-reporter.js --timeout 1200000 --full-trace \"test/{,!(browser)/**/}*.spec.ts\"",
-    "unit-test": "npm run unit-test:node && npm run unit-test:browser",
-    "docs": "typedoc --excludePrivate --excludeNotExported --excludeExternals --stripInternal --mode file --out ./dist/docs ./src"
+    "unit-test:node": "mocha -r esm -r ts-node/register --reporter ../../../common/tools/mocha-multi-reporter.js --timeout 1200000 --full-trace \"test/{,!(browser)/**/}*.spec.ts\"",
+    "unit-test": "npm run unit-test:node && npm run unit-test:browser"
   },
   "files": [
     "dist/",
diff --git a/sdk/core/core-client-rest/package.json b/sdk/core/core-client-rest/package.json
index b75c356e3335..640a3407ee04 100644
--- a/sdk/core/core-client-rest/package.json
+++ b/sdk/core/core-client-rest/package.json
@@ -11,17 +11,15 @@
   "types": "types/latest/core-client-rest.d.ts",
   "scripts": {
     "audit": "node ../../../common/scripts/rush-audit.js && rimraf node_modules package-lock.json && npm i --package-lock-only 2>&1 && npm audit",
-    "build:browser": "npm run build:ts && cross-env ONLY_BROWSER=true rollup -c 2>&1",
-    "build:node": "npm run build:ts && cross-env ONLY_NODE=true rollup -c 2>&1",
-    "build:samples": "echo Skipped.",
+    "build:samples": "echo Obsolete",
     "build:test": "tsc -p . && rollup -c 2>&1",
-    "build:ts": "tsc -p .",
-    "build": "npm run build:ts && rollup -c 2>&1 && api-extractor run --local",
-    "check-format": "prettier --list-different \"src/**/*.ts\" \"test/**/*.ts\" \"*.{js,json}\"",
-    "clean": "rimraf dist dist-* types *.tgz *.log",
+    "build": "tsc -p . && rollup -c 2>&1 && api-extractor run --local",
+    "check-format": "prettier --list-different --config ../../../.prettierrc.json --ignore-path ../../../.prettierignore \"src/**/*.ts\" \"test/**/*.ts\" \"*.{js,json}\"",
+    "clean": "rimraf dist dist-* temp types *.tgz *.log",
+    "docs": "typedoc --excludePrivate --excludeNotExported --excludeExternals --stripInternal --mode file --out ./dist/docs ./src",
     "execute:samples": "echo skipped",
-    "extract-api": "npm run build:ts && api-extractor run --local",
-    "format": "prettier --write \"src/**/*.ts\" \"test/**/*.ts\" \"*.{js,json}\"",
+    "extract-api": "tsc -p . && api-extractor run --local",
+    "format": "prettier --write --config ../../../.prettierrc.json --ignore-path ../../../.prettierignore \"src/**/*.ts\" \"test/**/*.ts\" \"samples-dev/**/*.ts\" \"*.{js,json}\"",
     "integration-test:browser": "echo skipped",
     "integration-test:node": "echo skipped",
     "integration-test": "npm run integration-test:node && npm run integration-test:browser",
@@ -29,13 +27,12 @@
     "lint": "eslint package.json api-extractor.json src test --ext .ts",
     "pack": "npm pack 2>&1",
     "prebuild": "npm run clean",
-    "test:browser": "npm run clean && npm run build:test && npm run unit-test:browser",
-    "test:node": "npm run clean && npm run build:test && npm run unit-test:node",
-    "test": "npm run clean && npm run build:test && npm run unit-test",
+    "test:browser": "npm run clean && npm run build:test && npm run unit-test:browser && npm run integration-test:browser",
+    "test:node": "npm run clean && tsc -p . && npm run unit-test:node && npm run integration-test:node",
+    "test": "npm run clean && tsc -p . && npm run unit-test:node && rollup -c 2>&1 && npm run unit-test:browser && npm run integration-test",
     "unit-test:browser": "karma start --single-run",
-    "unit-test:node": "mocha -r esm --require ts-node/register --reporter ../../../common/tools/mocha-multi-reporter.js --timeout 1200000 --full-trace \"test/{,!(browser)/**/}*.spec.ts\"",
-    "unit-test": "npm run unit-test:node && npm run unit-test:browser",
-    "docs": "typedoc --excludePrivate --excludeNotExported --excludeExternals --stripInternal --mode file --out ./dist/docs ./src"
+    "unit-test:node": "mocha -r esm -r ts-node/register --reporter ../../../common/tools/mocha-multi-reporter.js --timeout 1200000 --full-trace  --exclude \"test/**/browser/*.spec.ts\" \"test/**/*.spec.ts\"",
+    "unit-test": "npm run unit-test:node && npm run unit-test:browser"
   },
   "files": [
     "dist/",
diff --git a/sdk/core/core-client/package.json b/sdk/core/core-client/package.json
index 54de5d5ea995..74966db3cb19 100644
--- a/sdk/core/core-client/package.json
+++ b/sdk/core/core-client/package.json
@@ -19,23 +19,16 @@
   },
   "scripts": {
     "audit": "node ../../../common/scripts/rush-audit.js && rimraf node_modules package-lock.json && npm i --package-lock-only 2>&1 && npm audit",
-    "build:browser": "npm run build:ts && cross-env ONLY_BROWSER=true rollup -c 2>&1",
-    "build:node": "npm run build:ts && cross-env ONLY_NODE=true rollup -c 2>&1",
-    "build:samples": "echo Skipped.",
-    "build:test": "npm run build:ts && npm run bundle:test",
-    "build:test:browser": "npm run build:ts && npm run bundle:test:browser",
-    "build:test:node": "npm run build:ts && npm run bundle:test:node",
-    "build:ts": "tsc -p .",
+    "build:samples": "echo Obsolete",
+    "build:test": "tsc -p . && rollup -c 2>&1",
     "build:types": "downlevel-dts types/latest/ types/3.1/",
-    "build": "npm run build:ts && rollup -c 2>&1 && api-extractor run --local && npm run build:types",
-    "bundle:test": "rollup -c rollup.test.config.js 2>&1",
-    "bundle:test:browser": "cross-env ONLY_BROWSER=true rollup -c rollup.test.config.js 2>&1",
-    "bundle:test:node": "cross-env ONLY_NODE=true rollup -c rollup.test.config.js 2>&1",
-    "check-format": "prettier --list-different \"src/**/*.ts\" \"test/**/*.ts\" \"*.{js,json}\"",
-    "clean": "rimraf dist dist-* types *.tgz *.log",
+    "build": "tsc -p . && rollup -c 2>&1 && api-extractor run --local && npm run build:types",
+    "check-format": "prettier --list-different --config ../../../.prettierrc.json --ignore-path ../../../.prettierignore \"src/**/*.ts\" \"test/**/*.ts\" \"*.{js,json}\"",
+    "clean": "rimraf dist dist-* temp types *.tgz *.log",
+    "docs": "typedoc --excludePrivate --excludeNotExported --excludeExternals --stripInternal --mode file --out ./dist/docs ./src",
     "execute:samples": "echo skipped",
-    "extract-api": "npm run build:ts && api-extractor run --local",
-    "format": "prettier --write \"src/**/*.ts\" \"test/**/*.ts\" \"*.{js,json}\"",
+    "extract-api": "tsc -p . && api-extractor run --local",
+    "format": "prettier --write --config ../../../.prettierrc.json --ignore-path ../../../.prettierignore \"src/**/*.ts\" \"test/**/*.ts\" \"samples-dev/**/*.ts\" \"*.{js,json}\"",
     "integration-test:browser": "echo skipped",
     "integration-test:node": "echo skipped",
     "integration-test": "npm run integration-test:node && npm run integration-test:browser",
@@ -43,13 +36,12 @@
     "lint": "eslint package.json api-extractor.json src test --ext .ts",
     "pack": "npm pack 2>&1",
     "prebuild": "npm run clean",
-    "test:browser": "npm run build:test:browser && npm run unit-test:browser && npm run integration-test:browser",
-    "test:node": "npm run build:test:node && npm run unit-test:node && npm run integration-test:node",
-    "test": "npm run clean && npm run build:ts && npm run bundle:test:node && npm run unit-test:node && npm run bundle:test:browser && npm run unit-test:browser && npm run integration-test:node && npm run integration-test:browser",
+    "test:browser": "npm run clean && npm run build:test && npm run unit-test:browser && npm run integration-test:browser",
+    "test:node": "npm run clean && tsc -p . && npm run unit-test:node && npm run integration-test:node",
+    "test": "npm run clean && tsc -p . && npm run unit-test:node && rollup -c 2>&1 && npm run unit-test:browser && npm run integration-test",
     "unit-test:browser": "karma start --single-run",
-    "unit-test:node": "cross-env TS_NODE_FILES=true mocha -r esm -r ts-node/register --timeout 50000 --reporter ../../../common/tools/mocha-multi-reporter.js --colors --exclude \"test/**/*.browser.ts\" \"test/**/*.ts\"",
-    "unit-test": "npm run unit-test:node && npm run unit-test:browser",
-    "docs": "typedoc --excludePrivate --excludeNotExported --excludeExternals --stripInternal --mode file --out ./dist/docs ./src"
+    "unit-test:node": "cross-env TS_NODE_FILES=true mocha -r esm -r ts-node/register --reporter ../../../common/tools/mocha-multi-reporter.js --timeout 50000 --full-trace  --exclude \"test/**/browser/*.spec.ts\" \"test/**/*.spec.ts\"",
+    "unit-test": "npm run unit-test:node && npm run unit-test:browser"
   },
   "files": [
     "dist/",
@@ -86,11 +78,6 @@
   "devDependencies": {
     "@azure/core-xml": "1.0.0-beta.1",
     "@microsoft/api-extractor": "7.7.11",
-    "@rollup/plugin-commonjs": "11.0.2",
-    "@rollup/plugin-json": "^4.0.0",
-    "@rollup/plugin-multi-entry": "^3.0.0",
-    "@rollup/plugin-node-resolve": "^8.0.0",
-    "@rollup/plugin-replace": "^2.2.0",
     "@types/chai": "^4.1.6",
     "@types/mocha": "^7.0.2",
     "@types/node": "^12.0.0",
@@ -118,9 +105,6 @@
     "prettier": "^1.16.4",
     "rimraf": "^3.0.0",
     "rollup": "^1.16.3",
-    "rollup-plugin-sourcemaps": "^0.4.2",
-    "rollup-plugin-terser": "^5.1.1",
-    "rollup-plugin-visualizer": "^4.0.4",
     "sinon": "^9.0.2",
     "typescript": "~4.2.0",
     "util": "^0.12.1",
diff --git a/sdk/core/core-client/rollup.base.config.js b/sdk/core/core-client/rollup.base.config.js
deleted file mode 100644
index 54b8fb108c4b..000000000000
--- a/sdk/core/core-client/rollup.base.config.js
+++ /dev/null
@@ -1,121 +0,0 @@
-import path from "path";
-import nodeResolve from "@rollup/plugin-node-resolve";
-import multiEntry from "@rollup/plugin-multi-entry";
-import cjs from "@rollup/plugin-commonjs";
-import replace from "@rollup/plugin-replace";
-import { terser } from "rollup-plugin-terser";
-import sourcemaps from "rollup-plugin-sourcemaps";
-import viz from "rollup-plugin-visualizer";
-import { openTelemetryCommonJs } from "@azure/dev-tool/shared-config/rollup";
-
-const pkg = require("./package.json");
-const depNames = Object.keys(pkg.dependencies);
-const devDepNames = Object.keys(pkg.devDependencies);
-const input = "dist-esm/src/index.js";
-const production = process.env.NODE_ENV === "production";
-
-export function nodeConfig(test = false) {
-  const externalNodeBuiltins = ["url"];
-  const baseConfig = {
-    input: input,
-    external: depNames.concat(externalNodeBuiltins),
-    output: { file: "dist/index.js", format: "cjs", sourcemap: true },
-    preserveSymlinks: false,
-    plugins: [
-      sourcemaps(),
-      replace({
-        delimiters: ["", ""],
-        values: {
-          // replace dynamic checks with if (true) since this is for node only.
-          // Allows rollup's dead code elimination to be more aggressive.
-          "if (isNode)": "if (true)"
-        }
-      }),
-      nodeResolve({ preferBuiltins: true }),
-      cjs()
-    ]
-  };
-
-  if (test) {
-    // Entry points - test files under the `test` folder(common for both browser and node), node specific test files
-    baseConfig.input = ["dist-esm/test/*.spec.js", "dist-esm/test/node/*.spec.js"];
-    baseConfig.plugins.unshift(multiEntry({ exports: false }));
-
-    // different output file
-    baseConfig.output.file = "dist-test/index.node.js";
-
-    // mark devdeps as external
-    baseConfig.external.push(...devDepNames);
-
-    // Disable tree-shaking of test code.  In rollup-plugin-node-resolve@5.0.0, rollup started respecting
-    // the "sideEffects" field in package.json.  Since our package.json sets "sideEffects=false", this also
-    // applies to test code, which causes all tests to be removed by tree-shaking.
-    baseConfig.treeshake = false;
-  } else if (production) {
-    baseConfig.plugins.push(terser());
-  }
-
-  return baseConfig;
-}
-
-export function browserConfig(test = false) {
-  const baseConfig = {
-    input: input,
-    output: {
-      file: "dist-browser/azure-core-client.js",
-      format: "umd",
-      name: "Azure.Core.Client",
-      sourcemap: true
-    },
-    preserveSymlinks: false,
-    plugins: [
-      sourcemaps(),
-      replace({
-        delimiters: ["", ""],
-        values: {
-          // replace dynamic checks with if (false) since this is for
-          // browser only. Rollup's dead code elimination will remove
-          // any code guarded by if (isNode) { ... }
-          "if (isNode)": "if (false)"
-        }
-      }),
-      nodeResolve({
-        mainFields: ["module", "browser"],
-        preferBuiltins: false
-      }),
-      cjs({
-        namedExports: {
-          chai: ["assert"],
-          ...openTelemetryCommonJs()
-        }
-      }),
-      viz({ filename: "dist-browser/browser-stats.html", sourcemap: false })
-    ]
-  };
-
-  if (test) {
-    // Entry points - test files under the `test` folder(common for both browser and node), browser specific test files
-    baseConfig.input = ["dist-esm/test/*.spec.js", "dist-esm/test/browser/*.spec.js"];
-    baseConfig.plugins.unshift(multiEntry({ exports: false }));
-    baseConfig.output.file = "dist-test/index.browser.js";
-
-    baseConfig.onwarn = (warning) => {
-      if (
-        warning.code === "CIRCULAR_DEPENDENCY" &&
-        warning.importer.indexOf(path.normalize("node_modules/chai/lib") === 0)
-      ) {
-        // Chai contains circular references, but they are not fatal and can be ignored.
-        return;
-      }
-
-      console.error(`(!) ${warning.message}`);
-    };
-
-    // Disable tree-shaking of test code.  In rollup-plugin-node-resolve@5.0.0, rollup started respecting
-    // the "sideEffects" field in package.json.  Since our package.json sets "sideEffects=false", this also
-    // applies to test code, which causes all tests to be removed by tree-shaking.
-    baseConfig.treeshake = false;
-  }
-
-  return baseConfig;
-}
diff --git a/sdk/core/core-client/rollup.config.js b/sdk/core/core-client/rollup.config.js
index 14652aa67ed8..5d7deee44c14 100644
--- a/sdk/core/core-client/rollup.config.js
+++ b/sdk/core/core-client/rollup.config.js
@@ -1,13 +1,3 @@
-import * as base from "./rollup.base.config";
+import { makeConfig } from "@azure/dev-tool/shared-config/rollup";
 
-const inputs = [];
-
-if (!process.env.ONLY_BROWSER) {
-  inputs.push(base.nodeConfig());
-}
-
-if (!process.env.ONLY_NODE) {
-  inputs.push(base.browserConfig());
-}
-
-export default inputs;
+export default makeConfig(require("./package.json"));
diff --git a/sdk/core/core-client/rollup.test.config.js b/sdk/core/core-client/rollup.test.config.js
deleted file mode 100644
index fc843df2b5a3..000000000000
--- a/sdk/core/core-client/rollup.test.config.js
+++ /dev/null
@@ -1,13 +0,0 @@
-import * as base from "./rollup.base.config";
-
-const inputs = [];
-
-if (!process.env.ONLY_BROWSER) {
-  inputs.push(base.nodeConfig(true));
-}
-
-if (!process.env.ONLY_NODE) {
-  inputs.push(base.browserConfig(true));
-}
-
-export default inputs;
diff --git a/sdk/core/core-crypto/package.json b/sdk/core/core-crypto/package.json
index 231b41e1e5b7..04d29d96875a 100644
--- a/sdk/core/core-crypto/package.json
+++ b/sdk/core/core-crypto/package.json
@@ -18,23 +18,16 @@
   },
   "scripts": {
     "audit": "node ../../../common/scripts/rush-audit.js && rimraf node_modules package-lock.json && npm i --package-lock-only 2>&1 && npm audit",
-    "build:browser": "npm run build:ts && cross-env ONLY_BROWSER=true rollup -c 2>&1",
-    "build:node": "npm run build:ts && cross-env ONLY_NODE=true rollup -c 2>&1",
-    "build:samples": "echo Skipped.",
-    "build:test": "npm run build:ts && npm run bundle:test",
-    "build:test:browser": "npm run build:ts && npm run bundle:test:browser",
-    "build:test:node": "npm run build:ts && npm run bundle:test:node",
-    "build:ts": "tsc -p .",
+    "build:samples": "echo Obsolete",
+    "build:test": "tsc -p . && rollup -c rollup.test.config.js 2>&1",
     "build:types": "downlevel-dts types/latest/ types/3.1/",
-    "build": "npm run build:ts && rollup -c 2>&1 && api-extractor run --local && npm run build:types",
-    "bundle:test": "rollup -c rollup.test.config.js 2>&1",
-    "bundle:test:browser": "cross-env ONLY_BROWSER=true rollup -c rollup.test.config.js 2>&1",
-    "bundle:test:node": "cross-env ONLY_NODE=true rollup -c rollup.test.config.js 2>&1",
-    "check-format": "prettier --list-different \"src/**/*.ts\" \"test/**/*.ts\" \"*.{js,json}\"",
-    "clean": "rimraf dist dist-* types *.tgz *.log",
+    "build": "tsc -p . && rollup -c 2>&1 && api-extractor run --local && npm run build:types",
+    "check-format": "prettier --list-different --config ../../../.prettierrc.json --ignore-path ../../../.prettierignore \"src/**/*.ts\" \"test/**/*.ts\" \"*.{js,json}\"",
+    "clean": "rimraf dist dist-* temp types *.tgz *.log",
+    "docs": "typedoc --excludePrivate --excludeNotExported --excludeExternals --stripInternal --mode file --out ./dist/docs ./src",
     "execute:samples": "echo skipped",
-    "extract-api": "npm run build:ts && api-extractor run --local",
-    "format": "prettier --write \"src/**/*.ts\" \"test/**/*.ts\" \"*.{js,json}\"",
+    "extract-api": "tsc -p . && api-extractor run --local",
+    "format": "prettier --write --config ../../../.prettierrc.json --ignore-path ../../../.prettierignore \"src/**/*.ts\" \"test/**/*.ts\" \"samples-dev/**/*.ts\" \"*.{js,json}\"",
     "integration-test:browser": "echo skipped",
     "integration-test:node": "echo skipped",
     "integration-test": "npm run integration-test:node && npm run integration-test:browser",
@@ -42,13 +35,12 @@
     "lint": "eslint package.json api-extractor.json src test --ext .ts",
     "pack": "npm pack 2>&1",
     "prebuild": "npm run clean",
-    "test:browser": "npm run build:test:browser && npm run unit-test:browser && npm run integration-test:browser",
-    "test:node": "npm run build:test:node && npm run unit-test:node && npm run integration-test:node",
-    "test": "npm run clean && npm run build:ts && npm run bundle:test:node && npm run unit-test:node && npm run bundle:test:browser && npm run unit-test:browser && npm run integration-test:node && npm run integration-test:browser",
+    "test:browser": "npm run clean && npm run build:test && npm run unit-test:browser && npm run integration-test:browser",
+    "test:node": "npm run clean && tsc -p . && npm run unit-test:node && npm run integration-test:node",
+    "test": "npm run clean && tsc -p . && npm run unit-test:node && rollup -c rollup.test.config.js 2>&1 && npm run unit-test:browser && npm run integration-test",
     "unit-test:browser": "karma start --single-run",
-    "unit-test:node": "cross-env TS_NODE_FILES=true mocha -r esm -r ts-node/register --timeout 50000 --reporter ../../../common/tools/mocha-multi-reporter.js --colors --exclude \"test/**/borwser/*.spec.ts\" \"test/*/*.spec.ts\"",
-    "unit-test": "npm run unit-test:node && npm run unit-test:browser",
-    "docs": "typedoc --excludePrivate --excludeNotExported --excludeExternals --mode file --out ./dist/docs ./src"
+    "unit-test:node": "mocha -r esm -r ts-node/register --reporter ../../../common/tools/mocha-multi-reporter.js --timeout 50000 --full-trace --exclude \"test/**/browser/*.spec.ts\" \"test/**/*.spec.ts\"",
+    "unit-test": "npm run unit-test:node && npm run unit-test:browser"
   },
   "files": [
     "dist/",
@@ -82,8 +74,6 @@
     "@azure/dev-tool": "^1.0.0",
     "@microsoft/api-extractor": "7.7.11",
     "@rollup/plugin-commonjs": "11.0.2",
-    "@rollup/plugin-json": "^4.0.0",
-    "@rollup/plugin-multi-entry": "^3.0.0",
     "@rollup/plugin-node-resolve": "^8.0.0",
     "@rollup/plugin-replace": "^2.2.0",
     "@types/chai": "^4.1.6",
@@ -91,7 +81,6 @@
     "@types/node": "^12.0.0",
     "@types/sinon": "^9.0.4",
     "@azure/eslint-plugin-azure-sdk": "^3.0.0",
-    "assert": "^1.4.1",
     "chai": "^4.2.0",
     "downlevel-dts": "~0.4.0",
     "cross-env": "^7.0.2",
@@ -113,7 +102,6 @@
     "rimraf": "^3.0.0",
     "rollup": "^1.16.3",
     "rollup-plugin-sourcemaps": "^0.4.2",
-    "rollup-plugin-terser": "^5.1.1",
     "sinon": "^9.0.2",
     "typescript": "~4.2.0",
     "typedoc": "0.15.2"
diff --git a/sdk/core/core-crypto/test/internal/browser/base64.spec.ts b/sdk/core/core-crypto/test/internal/browser/base64.spec.ts
index 6f23bd287271..26fe3e67afe5 100644
--- a/sdk/core/core-crypto/test/internal/browser/base64.spec.ts
+++ b/sdk/core/core-crypto/test/internal/browser/base64.spec.ts
@@ -1,8 +1,7 @@
 // Copyright (c) Microsoft Corporation.
 // Licensed under the MIT license.
 
-import assert from "assert";
-
+import { assert } from "chai";
 import { base64ToBytes, bufferToBase64 } from "../../../src/utils/base64.browser";
 
 describe("Base64", function() {
diff --git a/sdk/core/core-crypto/test/internal/browser/utf8.spec.ts b/sdk/core/core-crypto/test/internal/browser/utf8.spec.ts
index caedfe149c37..86b8ec043918 100644
--- a/sdk/core/core-crypto/test/internal/browser/utf8.spec.ts
+++ b/sdk/core/core-crypto/test/internal/browser/utf8.spec.ts
@@ -1,8 +1,7 @@
 // Copyright (c) Microsoft Corporation.
 // Licensed under the MIT license.
 
-import assert from "assert";
-
+import { assert } from "chai";
 import { utf8ToBytes } from "../../../src/utils/utf8.browser";
 
 describe("utf-8", function() {
diff --git a/sdk/core/core-crypto/test/internal/hex.spec.ts b/sdk/core/core-crypto/test/internal/hex.spec.ts
index be05588c0c66..b362a8ae81ac 100644
--- a/sdk/core/core-crypto/test/internal/hex.spec.ts
+++ b/sdk/core/core-crypto/test/internal/hex.spec.ts
@@ -1,8 +1,7 @@
 // Copyright (c) Microsoft Corporation.
 // Licensed under the MIT license.
 
-import assert from "assert";
-
+import { assert } from "chai";
 import { bufferToHex } from "../../src/utils/hex";
 
 function generateValidBytes(): Uint8Array {
diff --git a/sdk/core/core-crypto/test/public/browser/webworker-runner.spec.ts b/sdk/core/core-crypto/test/public/browser/webworker-runner.spec.ts
index 53237d38373f..57bf00724f9e 100644
--- a/sdk/core/core-crypto/test/public/browser/webworker-runner.spec.ts
+++ b/sdk/core/core-crypto/test/public/browser/webworker-runner.spec.ts
@@ -1,8 +1,7 @@
 // Copyright (c) Microsoft Corporation.
 // Licensed under the MIT license.
 
-import assert from "assert";
-
+import { assert } from "chai";
 import { HashMessage, HmacMessage } from "./webworker";
 
 describe("SHA-256 (WebWorker)", function() {
diff --git a/sdk/core/core-crypto/test/public/sha256.spec.ts b/sdk/core/core-crypto/test/public/sha256.spec.ts
index a0809592a380..6c123d19982c 100644
--- a/sdk/core/core-crypto/test/public/sha256.spec.ts
+++ b/sdk/core/core-crypto/test/public/sha256.spec.ts
@@ -1,8 +1,7 @@
 // Copyright (c) Microsoft Corporation.
 // Licensed under the MIT license.
 
-import assert from "assert";
-
+import { assert } from "chai";
 import { computeSha256Hash, computeSha256Hmac } from "../../src/index";
 
 describe("SHA-256", function() {
diff --git a/sdk/core/core-http/package.json b/sdk/core/core-http/package.json
index 8db55eeba597..45561575c5e0 100644
--- a/sdk/core/core-http/package.json
+++ b/sdk/core/core-http/package.json
@@ -64,17 +64,15 @@
   },
   "scripts": {
     "audit": "node ../../../common/scripts/rush-audit.js && rimraf node_modules package-lock.json && npm i --package-lock-only 2>&1 && npm audit",
-    "build": "tsc -p tsconfig.es.json && npm run build:nodebrowser && npm run extract-api:nobuild && npm run build:types",
-    "build:scripts": "tsc -p ./.scripts/",
+    "build:samples": "echo Obsolete",
     "build:test": "tsc -p tsconfig.es.json && rollup -c 2>&1",
     "build:types": "downlevel-dts types/latest/ types/3.1/",
-    "build:nodebrowser": "rollup -c 2>&1",
+    "build": "tsc -p tsconfig.es.json && rollup -c 2>&1 && api-extractor run --local && npm run build:types",
     "check-format": "prettier --list-different --config ../../../.prettierrc.json --ignore-path ../../../.prettierignore \"src/**/*.ts\" \"test/**/*.ts\" \"*.{js,json}\"",
     "clean": "rimraf dist dist-* temp types *.tgz *.log",
     "execute:samples": "echo skipped",
     "extract-api": "tsc -p tsconfig.es.json && api-extractor run --local",
-    "extract-api:nobuild": "api-extractor run --local",
-    "format": "prettier --write --config ../../../.prettierrc.json --ignore-path ../../../.prettierignore \"src/**/*.ts\" \"test/**/*.ts\" \"*.{js,json}\"",
+    "format": "prettier --write --config ../../../.prettierrc.json --ignore-path ../../../.prettierignore \"src/**/*.ts\" \"test/**/*.ts\" \"samples-dev/**/*.ts\" \"*.{js,json}\"",
     "integration-test:browser": "echo skipped",
     "integration-test:node": "echo skipped",
     "integration-test": "npm run integration-test:node && npm run integration-test:browser",
@@ -82,22 +80,12 @@
     "lint": "eslint package.json api-extractor.json src test --ext .ts",
     "pack": "npm pack 2>&1",
     "prebuild": "npm run clean",
-    "test:browser": "npm run build:test && npm run unit-test:browser && npm run integration-test:browser",
-    "test:node": "npm run build:test && npm run unit-test:node && npm run integration-test:node",
-    "test": "npm run build:test && npm run unit-test && npm run integration-test",
+    "test:browser": "npm run clean && npm run build:test && npm run unit-test:browser && npm run integration-test:browser",
+    "test:node": "npm run clean && tsc -p . && npm run unit-test:node && npm run integration-test:node",
+    "test": "npm run clean && tsc -p . && npm run unit-test:node && rollup -c 2>&1 && npm run unit-test:browser && npm run integration-test",
     "unit-test": "npm run unit-test:node && npm run unit-test:browser",
-    "unit-test:browser": "node ./node_modules/karma/bin/karma start karma.conf.ts --browsers ChromeNoSecurity --single-run",
-    "unit-test:node": "cross-env TS_NODE_FILES=true mocha --require ts-node/register --timeout 50000 --reporter ../../../common/tools/mocha-multi-reporter.js --colors --exclude \"test/**/*.browser.ts\" \"test/**/*.ts\"",
-    "cover:unit:node": "nyc npm run unit-test:node",
-    "check:packagejsonversion": "ts-node ./.scripts/checkPackageJsonVersion.ts",
-    "check:foronlycalls": "ts-node ./.scripts/checkForOnlyCalls.ts",
-    "check:everything": "ts-node ./.scripts/checkEverything.ts",
-    "dep:autorest.typescript": "npx ts-node .scripts/testDependentProjects.ts autorest.typescript 'gulp build' 'gulp regenerate' 'npm run local'",
-    "dep:ms-rest-azure-js": "npx ts-node .scripts/testDependentProjects.ts ms-rest-azure-js",
-    "publish-preview": "mocha --no-colors && shx rm -rf dist/test && node ./.scripts/publish",
-    "local": "ts-node ./.scripts/local.ts",
-    "latest": "ts-node ./.scripts/latest.ts",
-    "build:samples": "echo Skipped.",
+    "unit-test:browser": "karma start --single-run",
+    "unit-test:node": "cross-env TS_NODE_FILES=true mocha -r esm -r ts-node/register --reporter ../../../common/tools/mocha-multi-reporter.js --timeout 500000 --full-trace --exclude \"test/**/*.browser.ts\" \"test/**/*.ts\"",
     "docs": "typedoc --excludePrivate --excludeNotExported --excludeExternals --stripInternal --mode file --out ./dist/docs ./src"
   },
   "sideEffects": false,
diff --git a/sdk/core/core-lro/.gitignore b/sdk/core/core-lro/.gitignore
deleted file mode 100644
index e6fbceb18938..000000000000
--- a/sdk/core/core-lro/.gitignore
+++ /dev/null
@@ -1,22 +0,0 @@
-/node_modules
-
-output/*
-package-lock.json
-
-# Typescript output
-.nyc_output/
-coverage/
-dist/
-*.d.ts.map
-*.js
-*.js.map
-test-results.xml
-
-# Rollup
-!rollup.config.js
-!rollup.base.config.js
-!rollup.test.config.js
-*-stats.html 
-
-# Karma
-!karma.conf.js
diff --git a/sdk/core/core-lro/package.json b/sdk/core/core-lro/package.json
index 1aef46f31010..da57a3f614dc 100644
--- a/sdk/core/core-lro/package.json
+++ b/sdk/core/core-lro/package.json
@@ -65,33 +65,28 @@
   },
   "scripts": {
     "audit": "node ../../../common/scripts/rush-audit.js && rimraf node_modules package-lock.json && npm i --package-lock-only 2>&1 && npm audit",
-    "build": "tsc -p . && npm run build:nodebrowser && api-extractor run --local",
-    "build:samples": "echo Skipped.",
-    "build:nodebrowser": "rollup -c 2>&1",
-    "build:node": "tsc -p . && cross-env ONLY_NODE=true rollup -c 2>&1 && npm run extract-api",
-    "build:browser": "tsc -p . && cross-env ONLY_BROWSER=true rollup -c 2>&1",
-    "build:test": "tsc -p . && rollup -c rollup.test.config.js 2>&1",
-    "build:test:node": "tsc -p . && cross-env ONLY_NODE=true rollup -c rollup.test.config.js 2>&1",
-    "build:test:browser": "tsc -p . && cross-env ONLY_BROWSER=true rollup -c rollup.test.config.js 2>&1",
-    "check-format": "prettier --list-different --config ../../../.prettierrc.json --ignore-path ../../../.prettierignore \"src/**/*.ts\" \"*.{js,json}\" \"test/**/*.ts\" \"samples/**/*.ts\"",
+    "build:samples": "echo Obsolete",
+    "build:test": "tsc -p . && rollup -c 2>&1",
+    "build": "tsc -p . && rollup -c 2>&1 && api-extractor run --local",
+    "docs": "typedoc --excludePrivate --excludeNotExported --excludeExternals --stripInternal --mode file --out ./dist/docs ./src",
+    "check-format": "prettier --list-different --config ../../../.prettierrc.json --ignore-path ../../../.prettierignore \"src/**/*.ts\" \"test/**/*.ts\" \"*.{js,json}\"",
     "clean": "rimraf dist dist-* types *.log browser statistics.html coverage src/**/*.js test/**/*.js",
     "execute:samples": "echo skipped",
     "extract-api": "tsc -p . && api-extractor run --local",
-    "format": "prettier --write --config ../../../.prettierrc.json --ignore-path ../../../.prettierignore \"src/**/*.ts\" \"*.{js,json}\" \"test/**/*.ts\" \"samples/**/*.ts\"",
+    "format": "prettier --write --config ../../../.prettierrc.json --ignore-path ../../../.prettierignore \"src/**/*.ts\" \"test/**/*.ts\" \"samples-dev/**/*.ts\" \"*.{js,json}\"",
     "integration-test:browser": "echo skipped",
     "integration-test:node": "echo skipped",
     "integration-test": "npm run integration-test:node && npm run integration-test:browser",
     "lint:fix": "eslint package.json api-extractor.json src test --ext .ts --fix --fix-type [problem,suggestion]",
     "lint": "eslint package.json api-extractor.json src test  --ext .ts",
-    "test:browser": "npm run build:test:browser && npm run unit-test:browser && npm run integration-test:browser",
-    "test:node": "npm run build:test:node && npm run unit-test:node && npm run integration-test:node",
+    "pack": "npm pack 2>&1",
+    "prebuild": "npm run clean",
+    "test:browser": "npm run build:test && npm run unit-test:browser && npm run integration-test:browser",
+    "test:node": "npm run build:test && npm run unit-test:node && npm run integration-test:node",
     "test": "npm run build:test && npm run unit-test",
     "unit-test": "npm run unit-test:node && npm run unit-test:browser",
     "unit-test:browser": "karma start --single-run",
-    "unit-test:node": "nyc mocha --require source-map-support/register --reporter ../../../common/tools/mocha-multi-reporter.js --timeout 1200000 --full-trace \"dist-test/index.node.js\"",
-    "pack": "npm pack 2>&1",
-    "prebuild": "npm run clean",
-    "docs": "typedoc --excludePrivate --excludeNotExported --excludeExternals --stripInternal --mode file --out ./dist/docs ./src"
+    "unit-test:node": "cross-env TS_NODE_FILES=true TS_NODE_COMPILER_OPTIONS=\"{\\\"module\\\":\\\"commonjs\\\"}\" nyc mocha -r ts-node/register --reporter ../../../common/tools/mocha-multi-reporter.js --timeout 1200000 --full-trace  --exclude \"test/**/browser/*.spec.ts\" \"test/**/*.spec.ts\""
   },
   "sideEffects": false,
   "dependencies": {
@@ -112,7 +107,6 @@
     "@types/chai": "^4.1.6",
     "@types/mocha": "^7.0.2",
     "@types/node": "^12.0.0",
-    "assert": "^1.4.1",
     "chai": "^4.2.0",
     "cross-env": "^7.0.2",
     "eslint": "^7.15.0",
diff --git a/sdk/core/core-lro/rollup.base.config.js b/sdk/core/core-lro/rollup.base.config.js
deleted file mode 100644
index 7b7888881008..000000000000
--- a/sdk/core/core-lro/rollup.base.config.js
+++ /dev/null
@@ -1,140 +0,0 @@
-// Copyright (c) Microsoft Corporation. All rights reserved.
-// Licensed under the MIT License.
-
-import nodeResolve from "@rollup/plugin-node-resolve";
-import multiEntry from "@rollup/plugin-multi-entry";
-import cjs from "@rollup/plugin-commonjs";
-import replace from "@rollup/plugin-replace";
-import { terser } from "rollup-plugin-terser";
-import sourcemaps from "rollup-plugin-sourcemaps";
-import shim from "rollup-plugin-shim";
-import { openTelemetryCommonJs } from "@azure/dev-tool/shared-config/rollup";
-
-/**
- * @type {import('rollup').RollupFileOptions}
- */
-
-const pkg = require("./package.json");
-const version = pkg.version;
-const banner = [
-  "/*!",
-  " * Copyright (c) Microsoft and contributors. All rights reserved.",
-  " * Licensed under the MIT License. See License.txt in the project root for",
-  " * license information.",
-  " * ",
-  ` * Azure Core LRO SDK for JavaScript - ${version}`,
-  " */"
-].join("\n");
-
-const depNames = Object.keys(pkg.dependencies);
-const devDepNames = Object.keys(pkg.devDependencies);
-const production = process.env.NODE_ENV === "production";
-
-export function nodeConfig(test = false) {
-  const externalNodeBuiltins = ["crypto", "fs", "os", "url", "assert"];
-  const baseConfig = {
-    input: "dist-esm/src/index.js",
-    external: depNames.concat(externalNodeBuiltins),
-    output: {
-      file: "dist/index.js",
-      format: "cjs",
-      name: "azurecorelro",
-      sourcemap: true,
-      banner: banner
-    },
-    plugins: [
-      sourcemaps(),
-      replace({
-        delimiters: ["", ""],
-        // replace dynamic checks with if (true) since this is for node only.
-        // Allows rollup's dead code elimination to be more aggressive.
-        "if (isNode)": "if (true)"
-      }),
-      nodeResolve({ preferBuiltins: true }),
-      cjs()
-    ]
-  };
-
-  if (test) {
-    // entry point is every test file
-    baseConfig.input = ["dist-esm/test/*.test.js"];
-    baseConfig.plugins.unshift(multiEntry({ exports: false }));
-
-    // mark devdeps as external
-    baseConfig.external.push(...devDepNames);
-
-    // different output file
-    baseConfig.output.file = "dist-test/index.node.js";
-
-    baseConfig.external.push("assert", "fs", "path");
-
-    baseConfig.context = "null";
-
-    // Disable tree-shaking of test code.  In rollup-plugin-node-resolve@5.0.0, rollup started respecting
-    // the "sideEffects" field in package.json.  Since our package.json sets "sideEffects=false", this also
-    // applies to test code, which causes all tests to be removed by tree-shaking.
-    baseConfig.treeshake = false;
-  } else if (production) {
-    baseConfig.plugins.push(terser());
-  }
-
-  return baseConfig;
-}
-
-export function browserConfig(test = false) {
-  const baseConfig = {
-    input: "dist-esm/src/index.js",
-    output: {
-      file: "browser/azure-core-lro.js",
-      banner: banner,
-      format: "umd",
-      name: "azurecorelro",
-      sourcemap: true
-    },
-    preserveSymlinks: false,
-    plugins: [
-      sourcemaps(),
-      replace({
-        delimiters: ["", ""],
-        // replace dynamic checks with if (false) since this is for
-        // browser only. Rollup's dead code elimination will remove
-        // any code guarded by if (isNode) { ... }
-        "if (isNode)": "if (false)"
-      }),
-      // os is not used by the browser bundle, so just shim it
-      shim({
-        dotenv: `export function config() { }`,
-        os: `
-          export const type = 1;
-          export const release = 1;
-        `
-      }),
-      nodeResolve({
-        mainFields: ["module", "browser"],
-        preferBuiltins: false
-      }),
-      cjs({
-        namedExports: {
-          assert: ["ok", "equal", "strictEqual"],
-          ...openTelemetryCommonJs()
-        }
-      })
-    ]
-  };
-
-  baseConfig.external = ["fs-extra", "path", "crypto", "constants"];
-  if (test) {
-    baseConfig.input = ["dist-esm/test/*.test.js"];
-    baseConfig.plugins.unshift(multiEntry({ exports: false }));
-    baseConfig.output.file = "dist-test/index.browser.js";
-    // mark fs-extra as external
-    baseConfig.context = "null";
-
-    // Disable tree-shaking of test code.  In rollup-plugin-node-resolve@5.0.0, rollup started respecting
-    // the "sideEffects" field in package.json.  Since our package.json sets "sideEffects=false", this also
-    // applies to test code, which causes all tests to be removed by tree-shaking.
-    baseConfig.treeshake = false;
-  }
-
-  return baseConfig;
-}
diff --git a/sdk/core/core-lro/rollup.config.js b/sdk/core/core-lro/rollup.config.js
index 53b75f9e5943..5d7deee44c14 100644
--- a/sdk/core/core-lro/rollup.config.js
+++ b/sdk/core/core-lro/rollup.config.js
@@ -1,14 +1,3 @@
-import * as base from "./rollup.base.config";
+import { makeConfig } from "@azure/dev-tool/shared-config/rollup";
 
-const inputs = [];
-
-if (!process.env.ONLY_BROWSER) {
-  inputs.push(base.nodeConfig());
-}
-
-// Disable this until we are ready to run rollup for the browser.
-if (!process.env.ONLY_NODE) {
-  inputs.push(base.browserConfig());
-}
-
-export default inputs;
+export default makeConfig(require("./package.json"));
diff --git a/sdk/core/core-lro/rollup.test.config.js b/sdk/core/core-lro/rollup.test.config.js
deleted file mode 100644
index ad98718cce46..000000000000
--- a/sdk/core/core-lro/rollup.test.config.js
+++ /dev/null
@@ -1,6 +0,0 @@
-// Copyright (c) Microsoft Corporation. All rights reserved.
-// Licensed under the MIT License.
-
-import * as base from "./rollup.base.config";
-
-export default [base.nodeConfig(true), base.browserConfig(true)];
diff --git a/sdk/core/core-lro/test/abort.test.ts b/sdk/core/core-lro/test/abort.spec.ts
similarity index 99%
rename from sdk/core/core-lro/test/abort.test.ts
rename to sdk/core/core-lro/test/abort.spec.ts
index 63434ccff820..6b740c2cf756 100644
--- a/sdk/core/core-lro/test/abort.test.ts
+++ b/sdk/core/core-lro/test/abort.spec.ts
@@ -1,7 +1,7 @@
 // Copyright (c) Microsoft Corporation.
 // Licensed under the MIT license.
 
-import assert from "assert";
+import { assert } from "chai";
 import { delay, WebResource, HttpHeaders } from "@azure/core-http";
 import { TestClient } from "./utils/testClient";
 import { AbortController } from "@azure/abort-controller";
diff --git a/sdk/core/core-lro/test/testClient.test.ts b/sdk/core/core-lro/test/testClient.spec.ts
similarity index 99%
rename from sdk/core/core-lro/test/testClient.test.ts
rename to sdk/core/core-lro/test/testClient.spec.ts
index 7c2d3ee84692..447a529e723e 100644
--- a/sdk/core/core-lro/test/testClient.test.ts
+++ b/sdk/core/core-lro/test/testClient.spec.ts
@@ -4,7 +4,7 @@
 // Copyright (c) Microsoft Corporation. All rights reserved.
 // Licensed under the MIT License. See License.txt in the project root for license information.
 
-import assert from "assert";
+import { assert } from "chai";
 import { delay, WebResource, HttpHeaders, isNode } from "@azure/core-http";
 import { TestClient } from "./utils/testClient";
 import { PollerStoppedError, PollerCancelledError } from "../src";
diff --git a/sdk/core/core-paging/package.json b/sdk/core/core-paging/package.json
index 1a29cc410e8b..bcb891d62839 100644
--- a/sdk/core/core-paging/package.json
+++ b/sdk/core/core-paging/package.json
@@ -43,12 +43,14 @@
   },
   "scripts": {
     "audit": "node ../../../common/scripts/rush-audit.js && rimraf node_modules package-lock.json && npm i --package-lock-only 2>&1 && npm audit",
-    "build": "tsc -p tsconfig.json && tsc -p tsconfig.es.json",
+    "build:samples": "echo Obsolete",
     "build:test": "echo skipped",
-    "check-format": "prettier --list-different --config ../../../.prettierrc.json --ignore-path ../../../.prettierignore \"src/**/*.ts\" \"*.{js,json}\"",
-    "clean": "rimraf dist dist-esm",
+    "build": "tsc -p tsconfig.json && tsc -p tsconfig.es.json",
+    "check-format": "prettier --list-different --config ../../../.prettierrc.json --ignore-path ../../../.prettierignore \"src/**/*.ts\" \"test/**/*.ts\" \"*.{js,json}\"",
+    "clean": "rimraf dist dist-* temp types *.tgz *.log",
+    "docs": "typedoc --excludePrivate --excludeNotExported --excludeExternals --stripInternal --mode file --out ./dist/docs ./src",
     "execute:samples": "echo skipped",
-    "format": "prettier --write --config ../../../.prettierrc.json --ignore-path ../../../.prettierignore \"src/**/*.ts\" \"*.{js,json}\"",
+    "format": "prettier --write --config ../../../.prettierrc.json --ignore-path ../../../.prettierignore \"src/**/*.ts\" \"test/**/*.ts\" \"samples-dev/**/*.ts\" \"*.{js,json}\"",
     "integration-test:browser": "echo skipped",
     "integration-test:node": "echo skipped",
     "integration-test": "npm run integration-test:node && npm run integration-test:browser",
@@ -56,14 +58,12 @@
     "lint:fix": "eslint package.json src --ext .ts --fix --fix-type [problem,suggestion]",
     "pack": "npm pack 2>&1",
     "prebuild": "npm run clean",
-    "test:browser": "npm run build:test && npm run unit-test:browser && npm run integration-test:browser",
-    "test:node": "npm run build:test && npm run unit-test:node && npm run integration-test:node",
-    "test": "npm run build:test && npm run unit-test && npm run integration-test",
+    "test:browser": "npm run clean && npm run build:test && npm run unit-test:browser && npm run integration-test:browser",
+    "test:node": "npm run clean && tsc -p . && npm run unit-test:node && npm run integration-test:node",
+    "test": "npm run clean && tsc -p . && npm run unit-test:node && rollup -c 2>&1 && npm run unit-test:browser && npm run integration-test",
     "unit-test:browser": "echo skipped",
     "unit-test:node": "echo skipped",
-    "unit-test": "npm run unit-test:node && npm run unit-test:browser",
-    "build:samples": "echo Skipped.",
-    "docs": "typedoc --excludePrivate --excludeNotExported --excludeExternals --stripInternal --mode file --out ./dist/docs ./src"
+    "unit-test": "npm run unit-test:node && npm run unit-test:browser"
   },
   "sideEffects": true,
   "private": false,
diff --git a/sdk/core/core-rest-pipeline/package.json b/sdk/core/core-rest-pipeline/package.json
index 6be69ef02ab8..7d96f707cdd5 100644
--- a/sdk/core/core-rest-pipeline/package.json
+++ b/sdk/core/core-rest-pipeline/package.json
@@ -24,23 +24,16 @@
   },
   "scripts": {
     "audit": "node ../../../common/scripts/rush-audit.js && rimraf node_modules package-lock.json && npm i --package-lock-only 2>&1 && npm audit",
-    "build:browser": "npm run build:ts && cross-env ONLY_BROWSER=true rollup -c 2>&1",
-    "build:node": "npm run build:ts && cross-env ONLY_NODE=true rollup -c 2>&1",
-    "build:samples": "echo Skipped.",
-    "build:test": "npm run build:ts && npm run bundle:test",
-    "build:test:browser": "npm run build:ts && npm run bundle:test:browser",
-    "build:test:node": "npm run build:ts && npm run bundle:test:node",
-    "build:ts": "tsc -p .",
+    "build:samples": "echo Obsolete",
+    "build:test": "tsc -p . && rollup -c 2>&1",
     "build:types": "downlevel-dts types/latest/ types/3.1/",
-    "build": "npm run build:ts && rollup -c 2>&1 && api-extractor run --local && npm run build:types",
-    "bundle:test": "rollup -c rollup.test.config.js 2>&1",
-    "bundle:test:browser": "cross-env ONLY_BROWSER=true rollup -c rollup.test.config.js 2>&1",
-    "bundle:test:node": "cross-env ONLY_NODE=true rollup -c rollup.test.config.js 2>&1",
-    "check-format": "prettier --list-different \"src/**/*.ts\" \"test/**/*.ts\" \"*.{js,json}\"",
-    "clean": "rimraf dist dist-* types *.tgz *.log",
+    "build": "tsc -p . && rollup -c 2>&1 && api-extractor run --local && npm run build:types",
+    "check-format": "prettier --list-different --config ../../../.prettierrc.json --ignore-path ../../../.prettierignore \"src/**/*.ts\" \"test/**/*.ts\" \"*.{js,json}\"",
+    "clean": "rimraf dist dist-* temp types *.tgz *.log",
+    "docs": "typedoc --excludePrivate --excludeNotExported --excludeExternals --stripInternal --mode file --out ./dist/docs ./src",
     "execute:samples": "echo skipped",
-    "extract-api": "npm run build:ts && api-extractor run --local",
-    "format": "prettier --write \"src/**/*.ts\" \"test/**/*.ts\" \"*.{js,json}\"",
+    "extract-api": "tsc -p . && api-extractor run --local",
+    "format": "prettier --write --config ../../../.prettierrc.json --ignore-path ../../../.prettierignore \"src/**/*.ts\" \"test/**/*.ts\" \"samples-dev/**/*.ts\" \"*.{js,json}\"",
     "integration-test:browser": "echo skipped",
     "integration-test:node": "echo skipped",
     "integration-test": "npm run integration-test:node && npm run integration-test:browser",
@@ -48,13 +41,12 @@
     "lint": "eslint package.json api-extractor.json src test --ext .ts",
     "pack": "npm pack 2>&1",
     "prebuild": "npm run clean",
-    "test:browser": "npm run build:test:browser && npm run unit-test:browser && npm run integration-test:browser",
-    "test:node": "npm run build:test:node && npm run unit-test:node && npm run integration-test:node",
-    "test": "npm run clean && npm run build:ts && npm run bundle:test:node && npm run unit-test:node && npm run bundle:test:browser && npm run unit-test:browser && npm run integration-test:node && npm run integration-test:browser",
+    "test:browser": "npm run clean && npm run build:test && npm run unit-test:browser && npm run integration-test:browser",
+    "test:node": "npm run clean && tsc -p . && npm run unit-test:node && npm run integration-test:node",
+    "test": "npm run clean && tsc -p . && npm run unit-test:node && rollup -c 2>&1 && npm run unit-test:browser && npm run integration-test",
     "unit-test:browser": "karma start --single-run",
-    "unit-test:node": "mocha --require source-map-support/register --reporter ../../../common/tools/mocha-multi-reporter.js \"dist-test/index.node.js\"",
-    "unit-test": "npm run unit-test:node && npm run unit-test:browser",
-    "docs": "typedoc --excludePrivate --excludeNotExported --excludeExternals --stripInternal --mode file --out ./dist/docs ./src"
+    "unit-test:node": "mocha -r esm -r ts-node/register --reporter ../../../common/tools/mocha-multi-reporter.js --timeout 1200000 --full-trace  --exclude \"test/**/browser/*.spec.ts\" \"test/**/*.spec.ts\"",
+    "unit-test": "npm run unit-test:node && npm run unit-test:browser"
   },
   "files": [
     "dist/",
@@ -103,11 +95,6 @@
   },
   "devDependencies": {
     "@microsoft/api-extractor": "7.7.11",
-    "@rollup/plugin-commonjs": "11.0.2",
-    "@rollup/plugin-json": "^4.0.0",
-    "@rollup/plugin-multi-entry": "^3.0.0",
-    "@rollup/plugin-node-resolve": "^8.0.0",
-    "@rollup/plugin-replace": "^2.2.0",
     "@types/chai": "^4.1.6",
     "@types/mocha": "^7.0.2",
     "@types/node": "^12.0.0",
@@ -136,9 +123,6 @@
     "prettier": "^1.16.4",
     "rimraf": "^3.0.0",
     "rollup": "^1.16.3",
-    "rollup-plugin-sourcemaps": "^0.4.2",
-    "rollup-plugin-terser": "^5.1.1",
-    "rollup-plugin-visualizer": "^4.0.4",
     "sinon": "^9.0.2",
     "source-map-support": "^0.5.9",
     "typescript": "~4.2.0",
diff --git a/sdk/core/core-rest-pipeline/rollup.base.config.js b/sdk/core/core-rest-pipeline/rollup.base.config.js
deleted file mode 100644
index 174ec9f0c643..000000000000
--- a/sdk/core/core-rest-pipeline/rollup.base.config.js
+++ /dev/null
@@ -1,117 +0,0 @@
-import path from "path";
-import nodeResolve from "@rollup/plugin-node-resolve";
-import multiEntry from "@rollup/plugin-multi-entry";
-import cjs from "@rollup/plugin-commonjs";
-import replace from "@rollup/plugin-replace";
-import { terser } from "rollup-plugin-terser";
-import sourcemaps from "rollup-plugin-sourcemaps";
-import viz from "rollup-plugin-visualizer";
-import { openTelemetryCommonJs } from "@azure/dev-tool/shared-config/rollup";
-
-const pkg = require("./package.json");
-const depNames = Object.keys(pkg.dependencies);
-const devDepNames = Object.keys(pkg.devDependencies);
-const input = "dist-esm/src/index.js";
-const production = process.env.NODE_ENV === "production";
-
-export function nodeConfig(test = false) {
-  const externalNodeBuiltins = ["os", "stream", "http", "https", "zlib", "url", "util"];
-  const baseConfig = {
-    input: input,
-    external: depNames.concat(externalNodeBuiltins),
-    output: { file: "dist/index.js", format: "cjs", sourcemap: true },
-    preserveSymlinks: false,
-    plugins: [
-      sourcemaps(),
-      replace({
-        delimiters: ["", ""],
-        // replace dynamic checks with if (true) since this is for node only.
-        // Allows rollup's dead code elimination to be more aggressive.
-        "if (isNode)": "if (true)"
-      }),
-      nodeResolve({ preferBuiltins: true }),
-      cjs()
-    ]
-  };
-
-  if (test) {
-    // Entry points - test files under the `test` folder(common for both browser and node), node specific test files
-    baseConfig.input = ["dist-esm/test/*.spec.js", "dist-esm/test/node/*.spec.js"];
-    baseConfig.plugins.unshift(multiEntry({ exports: false }));
-
-    // different output file
-    baseConfig.output.file = "dist-test/index.node.js";
-
-    // mark devdeps as external
-    baseConfig.external.push(...devDepNames);
-
-    // Disable tree-shaking of test code.  In rollup-plugin-node-resolve@5.0.0, rollup started respecting
-    // the "sideEffects" field in package.json.  Since our package.json sets "sideEffects=false", this also
-    // applies to test code, which causes all tests to be removed by tree-shaking.
-    baseConfig.treeshake = false;
-  } else if (production) {
-    baseConfig.plugins.push(terser());
-  }
-
-  return baseConfig;
-}
-
-export function browserConfig(test = false) {
-  const baseConfig = {
-    input: input,
-    output: {
-      file: "dist-browser/azure-core-rest-pipeline.js",
-      format: "umd",
-      name: "Azure.Core.RestPipeline",
-      sourcemap: true
-    },
-    preserveSymlinks: false,
-    plugins: [
-      sourcemaps(),
-      replace({
-        delimiters: ["", ""],
-        // replace dynamic checks with if (false) since this is for
-        // browser only. Rollup's dead code elimination will remove
-        // any code guarded by if (isNode) { ... }
-        "if (isNode)": "if (false)"
-      }),
-      nodeResolve({
-        mainFields: ["module", "browser"],
-        preferBuiltins: false
-      }),
-      cjs({
-        namedExports: {
-          chai: ["assert"],
-          ...openTelemetryCommonJs()
-        }
-      }),
-      viz({ filename: "dist-browser/browser-stats.html", sourcemap: false })
-    ]
-  };
-
-  if (test) {
-    // Entry points - test files under the `test` folder(common for both browser and node), browser specific test files
-    baseConfig.input = ["dist-esm/test/*.spec.js", "dist-esm/test/browser/*.spec.js"];
-    baseConfig.plugins.unshift(multiEntry({ exports: false }));
-    baseConfig.output.file = "dist-test/index.browser.js";
-
-    baseConfig.onwarn = (warning) => {
-      if (
-        warning.code === "CIRCULAR_DEPENDENCY" &&
-        warning.importer.indexOf(path.normalize("node_modules/chai/lib") === 0)
-      ) {
-        // Chai contains circular references, but they are not fatal and can be ignored.
-        return;
-      }
-
-      console.error(`(!) ${warning.message}`);
-    };
-
-    // Disable tree-shaking of test code.  In rollup-plugin-node-resolve@5.0.0, rollup started respecting
-    // the "sideEffects" field in package.json.  Since our package.json sets "sideEffects=false", this also
-    // applies to test code, which causes all tests to be removed by tree-shaking.
-    baseConfig.treeshake = false;
-  }
-
-  return baseConfig;
-}
diff --git a/sdk/core/core-rest-pipeline/rollup.config.js b/sdk/core/core-rest-pipeline/rollup.config.js
index 14652aa67ed8..5d7deee44c14 100644
--- a/sdk/core/core-rest-pipeline/rollup.config.js
+++ b/sdk/core/core-rest-pipeline/rollup.config.js
@@ -1,13 +1,3 @@
-import * as base from "./rollup.base.config";
+import { makeConfig } from "@azure/dev-tool/shared-config/rollup";
 
-const inputs = [];
-
-if (!process.env.ONLY_BROWSER) {
-  inputs.push(base.nodeConfig());
-}
-
-if (!process.env.ONLY_NODE) {
-  inputs.push(base.browserConfig());
-}
-
-export default inputs;
+export default makeConfig(require("./package.json"));
diff --git a/sdk/core/core-rest-pipeline/rollup.test.config.js b/sdk/core/core-rest-pipeline/rollup.test.config.js
deleted file mode 100644
index fc843df2b5a3..000000000000
--- a/sdk/core/core-rest-pipeline/rollup.test.config.js
+++ /dev/null
@@ -1,13 +0,0 @@
-import * as base from "./rollup.base.config";
-
-const inputs = [];
-
-if (!process.env.ONLY_BROWSER) {
-  inputs.push(base.nodeConfig(true));
-}
-
-if (!process.env.ONLY_NODE) {
-  inputs.push(base.browserConfig(true));
-}
-
-export default inputs;
diff --git a/sdk/core/core-tracing/package.json b/sdk/core/core-tracing/package.json
index 39c672afade9..ee225312be38 100644
--- a/sdk/core/core-tracing/package.json
+++ b/sdk/core/core-tracing/package.json
@@ -11,16 +11,15 @@
   "types": "types/core-tracing.d.ts",
   "scripts": {
     "audit": "node ../../../common/scripts/rush-audit.js && rimraf node_modules package-lock.json && npm i --package-lock-only 2>&1 && npm audit",
-    "build:browser": "tsc -p . && cross-env ONLY_BROWSER=true rollup -c 2>&1",
-    "build:node": "tsc -p . && cross-env ONLY_NODE=true rollup -c 2>&1",
-    "build:samples": "echo Skipped.",
-    "build:test": "tsc -p . && rollup -c rollup.test.config.js 2>&1",
+    "build:samples": "echo Obsolete",
+    "build:test": "tsc -p . && rollup -c 2>&1",
     "build": "tsc -p . && rollup -c 2>&1 && api-extractor run --local",
     "check-format": "prettier --list-different --config ../../../.prettierrc.json --ignore-path ../../../.prettierignore \"src/**/*.ts\" \"test/**/*.ts\" \"*.{js,json}\"",
-    "clean": "rimraf dist dist-* types *.tgz *.log",
+    "clean": "rimraf dist dist-* temp types *.tgz *.log",
+    "docs": "typedoc --excludePrivate --excludeNotExported --excludeExternals --stripInternal --mode file --out ./dist/docs ./src",
     "execute:samples": "echo skipped",
     "extract-api": "tsc -p . && api-extractor run --local",
-    "format": "prettier --write --config ../../../.prettierrc.json --ignore-path ../../../.prettierignore \"src/**/*.ts\" \"test/**/*.ts\" \"*.{js,json}\"",
+    "format": "prettier --write --config ../../../.prettierrc.json --ignore-path ../../../.prettierignore \"src/**/*.ts\" \"test/**/*.ts\" \"samples-dev/**/*.ts\" \"*.{js,json}\"",
     "integration-test:browser": "echo skipped",
     "integration-test:node": "echo skipped",
     "integration-test": "npm run integration-test:node && npm run integration-test:browser",
@@ -28,13 +27,12 @@
     "lint": "eslint package.json api-extractor.json src test --ext .ts",
     "pack": "npm pack 2>&1",
     "prebuild": "npm run clean",
-    "test:browser": "npm run build:test && npm run unit-test:browser && npm run integration-test:browser",
-    "test:node": "npm run build:test && npm run unit-test:node && npm run integration-test:node",
-    "test": "npm run build:test && npm run unit-test && npm run integration-test",
+    "test:browser": "npm run clean && npm run build:test && npm run unit-test:browser && npm run integration-test:browser",
+    "test:node": "npm run clean && tsc -p . && npm run unit-test:node && npm run integration-test:node",
+    "test": "npm run clean && tsc -p . && npm run unit-test:node && rollup -c 2>&1 && npm run unit-test:browser && npm run integration-test",
     "unit-test:browser": "karma start --single-run",
-    "unit-test:node": "mocha --reporter ../../../common/tools/mocha-multi-reporter.js \"dist-test/index.node.js\"",
-    "unit-test": "npm run unit-test:node && npm run unit-test:browser",
-    "docs": "typedoc --excludePrivate --excludeNotExported --excludeExternals --stripInternal --mode file --out ./dist/docs ./src"
+    "unit-test:node": "mocha -r esm -r ts-node/register --reporter ../../../common/tools/mocha-multi-reporter.js --timeout 1200000 --full-trace  --exclude \"test/**/browser/*.spec.ts\" \"test/**/*.spec.ts\"",
+    "unit-test": "npm run unit-test:node && npm run unit-test:browser"
   },
   "files": [
     "dist/",
@@ -68,14 +66,10 @@
     "@azure/dev-tool": "^1.0.0",
     "@azure/eslint-plugin-azure-sdk": "^3.0.0",
     "@microsoft/api-extractor": "7.7.11",
-    "@rollup/plugin-commonjs": "11.0.2",
-    "@rollup/plugin-json": "^4.0.0",
-    "@rollup/plugin-multi-entry": "^3.0.0",
-    "@rollup/plugin-node-resolve": "^8.0.0",
-    "@rollup/plugin-replace": "^2.2.0",
+    "@types/chai": "^4.1.6",
     "@types/mocha": "^7.0.2",
     "@types/node": "^12.0.0",
-    "assert": "^1.4.1",
+    "chai": "^4.2.0",
     "cross-env": "^7.0.2",
     "eslint": "^7.15.0",
     "inherits": "^2.0.3",
@@ -95,9 +89,6 @@
     "prettier": "^1.16.4",
     "rimraf": "^3.0.0",
     "rollup": "^1.16.3",
-    "rollup-plugin-sourcemaps": "^0.4.2",
-    "rollup-plugin-terser": "^5.1.1",
-    "rollup-plugin-visualizer": "^4.0.4",
     "typescript": "~4.2.0",
     "util": "^0.12.1",
     "typedoc": "0.15.2",
diff --git a/sdk/core/core-tracing/rollup.base.config.js b/sdk/core/core-tracing/rollup.base.config.js
deleted file mode 100644
index 8c60fa082618..000000000000
--- a/sdk/core/core-tracing/rollup.base.config.js
+++ /dev/null
@@ -1,112 +0,0 @@
-import nodeResolve from "@rollup/plugin-node-resolve";
-import multiEntry from "@rollup/plugin-multi-entry";
-import cjs from "@rollup/plugin-commonjs";
-import replace from "@rollup/plugin-replace";
-import { terser } from "rollup-plugin-terser";
-import sourcemaps from "rollup-plugin-sourcemaps";
-import viz from "rollup-plugin-visualizer";
-import { openTelemetryCommonJs } from "@azure/dev-tool/shared-config/rollup";
-
-const pkg = require("./package.json");
-const depNames = Object.keys(pkg.dependencies);
-const input = "dist-esm/src/index.js";
-const production = process.env.NODE_ENV === "production";
-
-export function nodeConfig(test = false) {
-  const externalNodeBuiltins = ["events"];
-  const baseConfig = {
-    input: input,
-    external: depNames.concat(externalNodeBuiltins),
-    output: { file: "dist/index.js", format: "cjs", sourcemap: true },
-    preserveSymlinks: false,
-    plugins: [
-      sourcemaps(),
-      replace({
-        delimiters: ["", ""],
-        // replace dynamic checks with if (true) since this is for node only.
-        // Allows rollup's dead code elimination to be more aggressive.
-        "if (isNode)": "if (true)"
-      }),
-      nodeResolve({ preferBuiltins: true }),
-      cjs()
-    ]
-  };
-
-  if (test) {
-    // entry point is every test file
-    baseConfig.input = "dist-esm/test/**/*.spec.js";
-    baseConfig.plugins.unshift(multiEntry({ exports: false }));
-
-    // different output file
-    baseConfig.output.file = "dist-test/index.node.js";
-
-    // mark assert as external
-    baseConfig.external.push("assert");
-
-    // Disable tree-shaking of test code.  In rollup-plugin-node-resolve@5.0.0, rollup started respecting
-    // the "sideEffects" field in package.json.  Since our package.json sets "sideEffects=false", this also
-    // applies to test code, which causes all tests to be removed by tree-shaking.
-    baseConfig.treeshake = false;
-  } else if (production) {
-    baseConfig.plugins.push(terser());
-  }
-
-  return baseConfig;
-}
-
-export function browserConfig(test = false) {
-  const baseConfig = {
-    input: input,
-    output: {
-      file: "dist-browser/core-tracing.js",
-      format: "umd",
-      name: "Azure.Core.Tracing",
-      sourcemap: true
-    },
-    preserveSymlinks: false,
-    plugins: [
-      sourcemaps(),
-      replace({
-        delimiters: ["", ""],
-        // replace dynamic checks with if (false) since this is for
-        // browser only. Rollup's dead code elimination will remove
-        // any code guarded by if (isNode) { ... }
-        "if (isNode)": "if (false)"
-      }),
-      nodeResolve({
-        mainFields: ["module", "browser"],
-        preferBuiltins: false
-      }),
-      cjs({
-        namedExports: {
-          ...openTelemetryCommonJs(),
-          assert: [
-            "ok",
-            "fail",
-            "equal",
-            "deepEqual",
-            "deepStrictEqual",
-            "strictEqual",
-            "notDeepEqual",
-            "notStrictEqual",
-            "notDeepStrictEqual"
-          ]
-        }
-      }),
-      viz({ filename: "dist-browser/browser-stats.html", sourcemap: false })
-    ]
-  };
-
-  if (test) {
-    baseConfig.input = "dist-esm/test/**/*.spec.js";
-    baseConfig.plugins.unshift(multiEntry({ exports: false }));
-    baseConfig.output.file = "dist-test/index.browser.js";
-
-    // Disable tree-shaking of test code.  In rollup-plugin-node-resolve@5.0.0, rollup started respecting
-    // the "sideEffects" field in package.json.  Since our package.json sets "sideEffects=false", this also
-    // applies to test code, which causes all tests to be removed by tree-shaking.
-    baseConfig.treeshake = false;
-  }
-
-  return baseConfig;
-}
diff --git a/sdk/core/core-tracing/rollup.config.js b/sdk/core/core-tracing/rollup.config.js
index 14652aa67ed8..5d7deee44c14 100644
--- a/sdk/core/core-tracing/rollup.config.js
+++ b/sdk/core/core-tracing/rollup.config.js
@@ -1,13 +1,3 @@
-import * as base from "./rollup.base.config";
+import { makeConfig } from "@azure/dev-tool/shared-config/rollup";
 
-const inputs = [];
-
-if (!process.env.ONLY_BROWSER) {
-  inputs.push(base.nodeConfig());
-}
-
-if (!process.env.ONLY_NODE) {
-  inputs.push(base.browserConfig());
-}
-
-export default inputs;
+export default makeConfig(require("./package.json"));
diff --git a/sdk/core/core-tracing/rollup.test.config.js b/sdk/core/core-tracing/rollup.test.config.js
deleted file mode 100644
index 925a4421a53e..000000000000
--- a/sdk/core/core-tracing/rollup.test.config.js
+++ /dev/null
@@ -1,3 +0,0 @@
-import * as base from "./rollup.base.config";
-
-export default [base.nodeConfig(true), base.browserConfig(true)];
diff --git a/sdk/core/core-tracing/test/cache.spec.ts b/sdk/core/core-tracing/test/cache.spec.ts
index 407f258056c9..95ba609d90e9 100644
--- a/sdk/core/core-tracing/test/cache.spec.ts
+++ b/sdk/core/core-tracing/test/cache.spec.ts
@@ -1,7 +1,7 @@
 // Copyright (c) Microsoft Corporation.
 // Licensed under the MIT license.
 
-import assert from "assert";
+import { assert } from "chai";
 import * as fs from "fs";
 import { Context } from "mocha";
 import * as path from "path";
diff --git a/sdk/core/core-tracing/test/createSpan.spec.ts b/sdk/core/core-tracing/test/createSpan.spec.ts
index 74baa0a00499..b061af092979 100644
--- a/sdk/core/core-tracing/test/createSpan.spec.ts
+++ b/sdk/core/core-tracing/test/createSpan.spec.ts
@@ -1,7 +1,7 @@
 // Copyright (c) Microsoft Corporation.
 // Licensed under the MIT license.
 
-import * as assert from "assert";
+import { assert } from "chai";
 import sinon from "sinon";
 import {
   setSpan,
diff --git a/sdk/core/core-tracing/test/interfaces.spec.ts b/sdk/core/core-tracing/test/interfaces.spec.ts
index 822086c2c29b..9326dc5957bd 100644
--- a/sdk/core/core-tracing/test/interfaces.spec.ts
+++ b/sdk/core/core-tracing/test/interfaces.spec.ts
@@ -4,7 +4,7 @@
 import * as openTelemetry from "@opentelemetry/api";
 import * as coreAuth from "@azure/core-auth";
 import * as coreTracing from "../src/interfaces";
-import assert from "assert";
+import { assert } from "chai";
 
 type coreAuthTracingOptions = Required<coreAuth.GetTokenOptions>["tracingOptions"];
 
diff --git a/sdk/core/core-tracing/test/traceParentHeader.spec.ts b/sdk/core/core-tracing/test/traceParentHeader.spec.ts
index bfe70a73d20c..30bd3a2236a3 100644
--- a/sdk/core/core-tracing/test/traceParentHeader.spec.ts
+++ b/sdk/core/core-tracing/test/traceParentHeader.spec.ts
@@ -1,7 +1,7 @@
 // Copyright (c) Microsoft Corporation.
 // Licensed under the MIT license.
 
-import * as assert from "assert";
+import { assert } from "chai";
 import { extractSpanContextFromTraceParentHeader, getTraceParentHeader } from "../src";
 import { TraceFlags, SpanContext } from "@opentelemetry/api";
 
diff --git a/sdk/core/core-util/package.json b/sdk/core/core-util/package.json
index 6bc737c40044..660d5bdbde39 100644
--- a/sdk/core/core-util/package.json
+++ b/sdk/core/core-util/package.json
@@ -18,16 +18,16 @@
   },
   "scripts": {
     "audit": "node ../../../common/scripts/rush-audit.js && rimraf node_modules package-lock.json && npm i --package-lock-only 2>&1 && npm audit",
-    "build:samples": "echo Skipped.",
-    "build:test": "echo Just call build instead",
-    "build:ts": "tsc -p .",
+    "build:samples": "echo Obsolete",
+    "build:test": "tsc -p . && rollup -c 2>&1",
     "build:types": "downlevel-dts types/latest/ types/3.1/",
-    "build": "npm run build:ts && rollup -c 2>&1 && api-extractor run --local && npm run build:types",
-    "check-format": "prettier --list-different \"src/**/*.ts\" \"test/**/*.ts\" \"*.{js,json}\"",
-    "clean": "rimraf dist dist-* types *.tgz *.log",
+    "build": "tsc -p . && rollup -c 2>&1 && api-extractor run --local && npm run build:types",
+    "check-format": "prettier --list-different --config ../../../.prettierrc.json --ignore-path ../../../.prettierignore \"src/**/*.ts\" \"test/**/*.ts\" \"*.{js,json}\"",
+    "clean": "rimraf dist dist-* temp types *.tgz *.log",
+    "docs": "typedoc --excludePrivate --excludeNotExported --excludeExternals --stripInternal --mode file --out ./dist/docs ./src",
     "execute:samples": "echo skipped",
-    "extract-api": "npm run build:ts && api-extractor run --local",
-    "format": "prettier --write \"src/**/*.ts\" \"test/**/*.ts\" \"*.{js,json}\"",
+    "extract-api": "tsc -p . && api-extractor run --local",
+    "format": "prettier --write --config ../../../.prettierrc.json --ignore-path ../../../.prettierignore \"src/**/*.ts\" \"test/**/*.ts\" \"samples-dev/**/*.ts\" \"*.{js,json}\"",
     "integration-test:browser": "echo skipped",
     "integration-test:node": "echo skipped",
     "integration-test": "npm run integration-test:node && npm run integration-test:browser",
@@ -35,13 +35,12 @@
     "lint": "eslint package.json api-extractor.json src test --ext .ts",
     "pack": "npm pack 2>&1",
     "prebuild": "npm run clean",
-    "test:browser": "npm run build:test:browser && npm run unit-test:browser && npm run integration-test:browser",
-    "test:node": "npm run build:test:node && npm run unit-test:node && npm run integration-test:node",
-    "test": "npm run unit-test:node && npm run build && npm run unit-test:browser && npm run integration-test:node && npm run integration-test:browser",
+    "test:browser": "npm run clean && npm run build:test && npm run unit-test:browser && npm run integration-test:browser",
+    "test:node": "npm run clean && tsc -p . && npm run unit-test:node && npm run integration-test:node",
+    "test": "npm run clean && tsc -p . && npm run unit-test:node && rollup -c 2>&1 && npm run unit-test:browser && npm run integration-test",
     "unit-test:browser": "karma start --single-run",
-    "unit-test:node": "mocha -r esm --require ts-node/register --reporter ../../../common/tools/mocha-multi-reporter.js --timeout 1200000 --full-trace \"test/{,!(browser)/**/}*.spec.ts\"",
-    "unit-test": "npm run unit-test:node && npm run unit-test:browser",
-    "docs": "typedoc --excludePrivate --excludeNotExported --excludeExternals --stripInternal --mode file --out ./dist/docs ./src"
+    "unit-test:node": "mocha -r esm -r ts-node/register --reporter ../../../common/tools/mocha-multi-reporter.js --timeout 1200000 --full-trace  --exclude \"test/**/browser/*.spec.ts\" \"test/**/*.spec.ts\"",
+    "unit-test": "npm run unit-test:node && npm run unit-test:browser"
   },
   "files": [
     "dist/",
@@ -73,11 +72,6 @@
   "devDependencies": {
     "@azure/dev-tool": "^1.0.0",
     "@microsoft/api-extractor": "7.7.11",
-    "@rollup/plugin-commonjs": "11.0.2",
-    "@rollup/plugin-json": "^4.0.0",
-    "@rollup/plugin-multi-entry": "^3.0.0",
-    "@rollup/plugin-node-resolve": "^8.0.0",
-    "@rollup/plugin-replace": "^2.2.0",
     "@types/chai": "^4.1.6",
     "@types/mocha": "^7.0.2",
     "@types/node": "^12.0.0",
@@ -104,9 +98,6 @@
     "prettier": "^1.16.4",
     "rimraf": "^3.0.0",
     "rollup": "^1.16.3",
-    "rollup-plugin-sourcemaps": "^0.4.2",
-    "rollup-plugin-terser": "^5.1.1",
-    "rollup-plugin-visualizer": "^4.0.4",
     "sinon": "^9.0.2",
     "typescript": "~4.2.0",
     "util": "^0.12.1",
diff --git a/sdk/core/core-xml/package.json b/sdk/core/core-xml/package.json
index 94274c63e30a..84535a28645e 100644
--- a/sdk/core/core-xml/package.json
+++ b/sdk/core/core-xml/package.json
@@ -18,23 +18,16 @@
   },
   "scripts": {
     "audit": "node ../../../common/scripts/rush-audit.js && rimraf node_modules package-lock.json && npm i --package-lock-only 2>&1 && npm audit",
-    "build:browser": "npm run build:ts && cross-env ONLY_BROWSER=true rollup -c 2>&1",
-    "build:node": "npm run build:ts && cross-env ONLY_NODE=true rollup -c 2>&1",
-    "build:samples": "echo Skipped.",
-    "build:test": "npm run build:ts && npm run bundle:test",
-    "build:test:browser": "npm run build:ts && npm run bundle:test:browser",
-    "build:test:node": "npm run build:ts && npm run bundle:test:node",
-    "build:ts": "tsc -p .",
+    "build:samples": "echo Obsolete",
+    "build:test": "tsc -p . && rollup -c 2>&1",
     "build:types": "downlevel-dts types/latest/ types/3.1/",
-    "build": "npm run build:ts && rollup -c 2>&1 && api-extractor run --local && npm run build:types",
-    "bundle:test": "rollup -c rollup.test.config.js 2>&1",
-    "bundle:test:browser": "cross-env ONLY_BROWSER=true rollup -c rollup.test.config.js 2>&1",
-    "bundle:test:node": "cross-env ONLY_NODE=true rollup -c rollup.test.config.js 2>&1",
-    "check-format": "prettier --list-different \"src/**/*.ts\" \"test/**/*.ts\" \"*.{js,json}\"",
-    "clean": "rimraf dist dist-* types *.tgz *.log",
+    "build": "tsc -p . && rollup -c 2>&1 && api-extractor run --local && npm run build:types",
+    "check-format": "prettier --list-different --config ../../../.prettierrc.json --ignore-path ../../../.prettierignore \"src/**/*.ts\" \"test/**/*.ts\" \"*.{js,json}\"",
+    "clean": "rimraf dist dist-* temp types *.tgz *.log",
+    "docs": "typedoc --excludePrivate --excludeNotExported --excludeExternals --stripInternal --mode file --out ./dist/docs ./src",
     "execute:samples": "echo skipped",
-    "extract-api": "npm run build:ts && api-extractor run --local",
-    "format": "prettier --write \"src/**/*.ts\" \"test/**/*.ts\" \"*.{js,json}\"",
+    "extract-api": "tsc -p . && api-extractor run --local",
+    "format": "prettier --write --config ../../../.prettierrc.json --ignore-path ../../../.prettierignore \"src/**/*.ts\" \"test/**/*.ts\" \"samples-dev/**/*.ts\" \"*.{js,json}\"",
     "integration-test:browser": "echo skipped",
     "integration-test:node": "echo skipped",
     "integration-test": "npm run integration-test:node && npm run integration-test:browser",
@@ -42,13 +35,12 @@
     "lint": "eslint package.json api-extractor.json src test --ext .ts",
     "pack": "npm pack 2>&1",
     "prebuild": "npm run clean",
-    "test:browser": "npm run build:test:browser && npm run unit-test:browser && npm run integration-test:browser",
-    "test:node": "npm run build:test:node && npm run unit-test:node && npm run integration-test:node",
-    "test": "npm run clean && npm run build:ts && npm run bundle:test:node && npm run unit-test:node && npm run bundle:test:browser && npm run unit-test:browser && npm run integration-test:node && npm run integration-test:browser",
+    "test:browser": "npm run clean && npm run build:test && npm run unit-test:browser && npm run integration-test:browser",
+    "test:node": "npm run clean && tsc -p . && npm run unit-test:node && npm run integration-test:node",
+    "test": "npm run clean && tsc -p . && npm run unit-test:node && rollup -c 2>&1 && npm run unit-test:browser && npm run integration-test",
     "unit-test:browser": "karma start --single-run",
-    "unit-test:node": "mocha --require source-map-support/register --reporter ../../../common/tools/mocha-multi-reporter.js \"dist-test/index.node.js\"",
-    "unit-test": "npm run unit-test:node && npm run unit-test:browser",
-    "docs": "typedoc --excludePrivate --excludeNotExported --excludeExternals --stripInternal --mode file --out ./dist/docs ./src"
+    "unit-test:node": "mocha -r esm -r ts-node/register --reporter ../../../common/tools/mocha-multi-reporter.js --timeout 1200000 --full-trace  --exclude \"test/**/browser/*.spec.ts\" \"test/**/*.spec.ts\"",
+    "unit-test": "npm run unit-test:node && npm run unit-test:browser"
   },
   "files": [
     "dist/",
@@ -79,19 +71,14 @@
     "xml2js": "^0.4.19"
   },
   "devDependencies": {
+    "@azure/dev-tool": "^1.0.0",
     "@microsoft/api-extractor": "7.7.11",
-    "@rollup/plugin-commonjs": "11.0.2",
-    "@rollup/plugin-json": "^4.0.0",
-    "@rollup/plugin-multi-entry": "^3.0.0",
-    "@rollup/plugin-node-resolve": "^8.0.0",
-    "@rollup/plugin-replace": "^2.2.0",
     "@types/chai": "^4.1.6",
     "@types/mocha": "^7.0.2",
     "@types/node": "^12.0.0",
     "@types/sinon": "^9.0.4",
     "@types/xml2js": "^0.4.3",
     "@azure/eslint-plugin-azure-sdk": "^3.0.0",
-    "@azure/dev-tool": "^1.0.0",
     "chai": "^4.2.0",
     "downlevel-dts": "~0.4.0",
     "cross-env": "^7.0.2",
@@ -113,9 +100,6 @@
     "prettier": "^1.16.4",
     "rimraf": "^3.0.0",
     "rollup": "^1.16.3",
-    "rollup-plugin-sourcemaps": "^0.4.2",
-    "rollup-plugin-terser": "^5.1.1",
-    "rollup-plugin-visualizer": "^4.0.4",
     "sinon": "^9.0.2",
     "typescript": "~4.2.0",
     "util": "^0.12.1",
diff --git a/sdk/core/core-xml/rollup.base.config.js b/sdk/core/core-xml/rollup.base.config.js
deleted file mode 100644
index 54b8fb108c4b..000000000000
--- a/sdk/core/core-xml/rollup.base.config.js
+++ /dev/null
@@ -1,121 +0,0 @@
-import path from "path";
-import nodeResolve from "@rollup/plugin-node-resolve";
-import multiEntry from "@rollup/plugin-multi-entry";
-import cjs from "@rollup/plugin-commonjs";
-import replace from "@rollup/plugin-replace";
-import { terser } from "rollup-plugin-terser";
-import sourcemaps from "rollup-plugin-sourcemaps";
-import viz from "rollup-plugin-visualizer";
-import { openTelemetryCommonJs } from "@azure/dev-tool/shared-config/rollup";
-
-const pkg = require("./package.json");
-const depNames = Object.keys(pkg.dependencies);
-const devDepNames = Object.keys(pkg.devDependencies);
-const input = "dist-esm/src/index.js";
-const production = process.env.NODE_ENV === "production";
-
-export function nodeConfig(test = false) {
-  const externalNodeBuiltins = ["url"];
-  const baseConfig = {
-    input: input,
-    external: depNames.concat(externalNodeBuiltins),
-    output: { file: "dist/index.js", format: "cjs", sourcemap: true },
-    preserveSymlinks: false,
-    plugins: [
-      sourcemaps(),
-      replace({
-        delimiters: ["", ""],
-        values: {
-          // replace dynamic checks with if (true) since this is for node only.
-          // Allows rollup's dead code elimination to be more aggressive.
-          "if (isNode)": "if (true)"
-        }
-      }),
-      nodeResolve({ preferBuiltins: true }),
-      cjs()
-    ]
-  };
-
-  if (test) {
-    // Entry points - test files under the `test` folder(common for both browser and node), node specific test files
-    baseConfig.input = ["dist-esm/test/*.spec.js", "dist-esm/test/node/*.spec.js"];
-    baseConfig.plugins.unshift(multiEntry({ exports: false }));
-
-    // different output file
-    baseConfig.output.file = "dist-test/index.node.js";
-
-    // mark devdeps as external
-    baseConfig.external.push(...devDepNames);
-
-    // Disable tree-shaking of test code.  In rollup-plugin-node-resolve@5.0.0, rollup started respecting
-    // the "sideEffects" field in package.json.  Since our package.json sets "sideEffects=false", this also
-    // applies to test code, which causes all tests to be removed by tree-shaking.
-    baseConfig.treeshake = false;
-  } else if (production) {
-    baseConfig.plugins.push(terser());
-  }
-
-  return baseConfig;
-}
-
-export function browserConfig(test = false) {
-  const baseConfig = {
-    input: input,
-    output: {
-      file: "dist-browser/azure-core-client.js",
-      format: "umd",
-      name: "Azure.Core.Client",
-      sourcemap: true
-    },
-    preserveSymlinks: false,
-    plugins: [
-      sourcemaps(),
-      replace({
-        delimiters: ["", ""],
-        values: {
-          // replace dynamic checks with if (false) since this is for
-          // browser only. Rollup's dead code elimination will remove
-          // any code guarded by if (isNode) { ... }
-          "if (isNode)": "if (false)"
-        }
-      }),
-      nodeResolve({
-        mainFields: ["module", "browser"],
-        preferBuiltins: false
-      }),
-      cjs({
-        namedExports: {
-          chai: ["assert"],
-          ...openTelemetryCommonJs()
-        }
-      }),
-      viz({ filename: "dist-browser/browser-stats.html", sourcemap: false })
-    ]
-  };
-
-  if (test) {
-    // Entry points - test files under the `test` folder(common for both browser and node), browser specific test files
-    baseConfig.input = ["dist-esm/test/*.spec.js", "dist-esm/test/browser/*.spec.js"];
-    baseConfig.plugins.unshift(multiEntry({ exports: false }));
-    baseConfig.output.file = "dist-test/index.browser.js";
-
-    baseConfig.onwarn = (warning) => {
-      if (
-        warning.code === "CIRCULAR_DEPENDENCY" &&
-        warning.importer.indexOf(path.normalize("node_modules/chai/lib") === 0)
-      ) {
-        // Chai contains circular references, but they are not fatal and can be ignored.
-        return;
-      }
-
-      console.error(`(!) ${warning.message}`);
-    };
-
-    // Disable tree-shaking of test code.  In rollup-plugin-node-resolve@5.0.0, rollup started respecting
-    // the "sideEffects" field in package.json.  Since our package.json sets "sideEffects=false", this also
-    // applies to test code, which causes all tests to be removed by tree-shaking.
-    baseConfig.treeshake = false;
-  }
-
-  return baseConfig;
-}
diff --git a/sdk/core/core-xml/rollup.config.js b/sdk/core/core-xml/rollup.config.js
index 14652aa67ed8..5d7deee44c14 100644
--- a/sdk/core/core-xml/rollup.config.js
+++ b/sdk/core/core-xml/rollup.config.js
@@ -1,13 +1,3 @@
-import * as base from "./rollup.base.config";
+import { makeConfig } from "@azure/dev-tool/shared-config/rollup";
 
-const inputs = [];
-
-if (!process.env.ONLY_BROWSER) {
-  inputs.push(base.nodeConfig());
-}
-
-if (!process.env.ONLY_NODE) {
-  inputs.push(base.browserConfig());
-}
-
-export default inputs;
+export default makeConfig(require("./package.json"));
diff --git a/sdk/core/core-xml/rollup.test.config.js b/sdk/core/core-xml/rollup.test.config.js
deleted file mode 100644
index fc843df2b5a3..000000000000
--- a/sdk/core/core-xml/rollup.test.config.js
+++ /dev/null
@@ -1,13 +0,0 @@
-import * as base from "./rollup.base.config";
-
-const inputs = [];
-
-if (!process.env.ONLY_BROWSER) {
-  inputs.push(base.nodeConfig(true));
-}
-
-if (!process.env.ONLY_NODE) {
-  inputs.push(base.browserConfig(true));
-}
-
-export default inputs;
diff --git a/sdk/core/logger/package.json b/sdk/core/logger/package.json
index ebdd6711aa7f..cff74cdbc8e4 100644
--- a/sdk/core/logger/package.json
+++ b/sdk/core/logger/package.json
@@ -14,15 +14,15 @@
   },
   "scripts": {
     "audit": "node ../../../common/scripts/rush-audit.js && rimraf node_modules package-lock.json && npm i --package-lock-only 2>&1 && npm audit",
-    "build:es6": "tsc -p tsconfig.json",
-    "build:nodebrowser": "rollup -c 2>&1",
-    "build:test": "rollup -c rollup.test.config.js 2>&1",
-    "build": "npm run build:es6 && npm run build:nodebrowser && npm run extract-api",
+    "build:samples": "echo Obsolete",
+    "build:test": "tsc -p . && rollup -c 2>&1",
+    "build": "tsc -p . && rollup -c 2>&1 && api-extractor run --local --local",
     "check-format": "prettier --list-different --config ../../../.prettierrc.json --ignore-path ../../../.prettierignore \"src/**/*.ts\" \"test/**/*.ts\" \"*.{js,json}\"",
-    "clean": "rimraf dist dist-* types temp statistics.html coverage coverage-browser .nyc_output *.tgz *.log test*.xml TEST*.xml",
+    "clean": "rimraf dist dist-* temp types *.tgz *.log",
+    "docs": "typedoc --excludePrivate --excludeNotExported --excludeExternals --stripInternal --mode file --out ./dist/docs ./src",
     "execute:samples": "echo skipped",
     "extract-api": "tsc -p . && api-extractor run --local",
-    "format": "prettier --write --config ../../../.prettierrc.json --ignore-path ../../../.prettierignore \"src/**/*.ts\" \"test/**/*.ts\" \"*.{js,json}\"",
+    "format": "prettier --write --config ../../../.prettierrc.json --ignore-path ../../../.prettierignore \"src/**/*.ts\" \"test/**/*.ts\" \"samples-dev/**/*.ts\" \"*.{js,json}\"",
     "integration-test:browser": "echo skipped",
     "integration-test:node": "echo skipped",
     "integration-test": "npm run integration-test:node && npm run integration-test:browser",
@@ -31,14 +31,12 @@
     "pack": "npm pack 2>&1",
     "prebuild": "npm run clean",
     "pretest": "npm run build:test",
-    "test:browser": "npm run build:test && npm run unit-test:browser && npm run integration-test:browser",
-    "test:node": "npm run build:test && npm run unit-test:node && npm run integration-test:node",
-    "test": "npm run build:test && npm run unit-test && npm run integration-test",
+    "test:browser": "npm run clean && npm run build:test && npm run unit-test:browser && npm run integration-test:browser",
+    "test:node": "npm run clean && tsc -p . && npm run unit-test:node && npm run integration-test:node",
+    "test": "npm run clean && tsc -p . && npm run unit-test:node && rollup -c 2>&1 && npm run unit-test:browser && npm run integration-test",
     "unit-test:browser": "karma start --single-run",
-    "unit-test:node": "cross-env TS_NODE_FILES=true TS_NODE_COMPILER_OPTIONS=\"{\\\"module\\\": \\\"commonjs\\\"}\" mocha --require ts-node/register --require source-map-support/register --reporter ../../../common/tools/mocha-multi-reporter.js --full-trace --no-timeouts \"test/*.spec.ts\"",
-    "unit-test": "npm run unit-test:node && npm run unit-test:browser",
-    "build:samples": "echo Skipped.",
-    "docs": "typedoc --excludePrivate --excludeNotExported --excludeExternals --stripInternal --mode file --out ./dist/docs ./src"
+    "unit-test:node": "mocha -r esm -r ts-node/register --reporter ../../../common/tools/mocha-multi-reporter.js --timeout 1200000 --full-trace  --exclude \"test/**/browser/*.spec.ts\" \"test/**/*.spec.ts\"",
+    "unit-test": "npm run unit-test:node && npm run unit-test:browser"
   },
   "types": "./types/logger.d.ts",
   "files": [
@@ -71,17 +69,13 @@
     "tslib": "^2.2.0"
   },
   "devDependencies": {
+    "@azure/dev-tool": "^1.0.0",
     "@azure/eslint-plugin-azure-sdk": "^3.0.0",
     "@microsoft/api-extractor": "7.7.11",
-    "@rollup/plugin-commonjs": "11.0.2",
-    "@rollup/plugin-multi-entry": "^3.0.0",
-    "@rollup/plugin-node-resolve": "^8.0.0",
-    "@rollup/plugin-replace": "^2.2.0",
     "@types/chai": "^4.1.6",
     "@types/mocha": "^7.0.2",
     "@types/node": "^12.0.0",
     "@types/sinon": "^9.0.4",
-    "assert": "^1.4.1",
     "chai": "^4.2.0",
     "cross-env": "^7.0.2",
     "delay": "^4.2.0",
@@ -105,8 +99,6 @@
     "puppeteer": "^3.3.0",
     "rimraf": "^3.0.0",
     "rollup": "^1.16.3",
-    "rollup-plugin-sourcemaps": "^0.4.2",
-    "rollup-plugin-terser": "^5.1.1",
     "sinon": "^9.0.2",
     "ts-node": "^9.0.0",
     "typescript": "~4.2.0",
diff --git a/sdk/core/logger/rollup.base.config.js b/sdk/core/logger/rollup.base.config.js
deleted file mode 100644
index 22e4dd35af25..000000000000
--- a/sdk/core/logger/rollup.base.config.js
+++ /dev/null
@@ -1,130 +0,0 @@
-// Copyright (c) Microsoft Corporation. All rights reserved.
-// Licensed under the MIT License.
-
-import nodeResolve from "@rollup/plugin-node-resolve";
-import path from "path";
-import multiEntry from "@rollup/plugin-multi-entry";
-import cjs from "@rollup/plugin-commonjs";
-import replace from "@rollup/plugin-replace";
-import { terser } from "rollup-plugin-terser";
-import sourcemaps from "rollup-plugin-sourcemaps";
-
-const pkg = require("./package.json");
-const depNames = Object.keys(pkg.dependencies);
-const devDepNames = Object.keys(pkg.devDependencies);
-const input = "./dist-esm/src/index.js";
-const production = process.env.NODE_ENV === "production";
-
-export function nodeConfig(test = false) {
-  const externalNodeBuiltins = ["util", "os"];
-  const baseConfig = {
-    input: input,
-    external: depNames.concat(externalNodeBuiltins),
-    output: { file: "dist/index.js", format: "cjs", sourcemap: true },
-    preserveSymlinks: false,
-    plugins: [
-      sourcemaps(),
-      replace({
-        delimiters: ["", ""],
-        // replace dynamic checks with if (true) since this is for node only.
-        // Allows rollup's dead code elimination to be more aggressive.
-        "if (isNode)": "if (true)"
-      }),
-      nodeResolve({ preferBuiltins: true, mainFields: ["module"] }),
-      cjs()
-    ]
-  };
-
-  if (test) {
-    // Entry points - test files under the `test` folder(common for both browser and node), node specific test files
-    baseConfig.input = ["dist-esm/test/*.spec.js", "dist-esm/test/node/*.spec.js"];
-    baseConfig.plugins.unshift(multiEntry({ exports: false }));
-
-    // different output file
-    baseConfig.output.file = "dist-test/logger.js";
-
-    // mark devdeps as external
-    baseConfig.external.push(...devDepNames);
-
-    baseConfig.context = "null";
-
-    baseConfig.onwarn = (warning) => {
-      console.error(`(!) ${warning.message}`);
-    };
-
-    // Disable tree-shaking of test code.  In rollup-plugin-node-resolve@5.0.0, rollup started respecting
-    // the "sideEffects" field in package.json.  Since our package.json sets "sideEffects=false", this also
-    // applies to test code, which causes all tests to be removed by tree-shaking.
-    baseConfig.treeshake = false;
-  } else if (production) {
-    baseConfig.plugins.push(terser());
-  }
-
-  return baseConfig;
-}
-
-export function browserConfig(test = false) {
-  const baseConfig = {
-    input: input,
-    external: ["ms-rest-js"],
-    output: {
-      file: "dist-browser/logger.js",
-      format: "umd",
-      name: "Azure.Logger",
-      sourcemap: true
-    },
-    preserveSymlinks: false,
-    plugins: [
-      sourcemaps(),
-      replace(
-        // ms-rest-js is externalized so users must include it prior to using this bundle.
-        {
-          delimiters: ["", ""],
-          // replace dynamic checks with if (false) since this is for
-          // browser only. Rollup's dead code elimination will remove
-          // any code guarded by if (isNode) { ... }
-          "if (isNode)": "if (false)"
-        }
-      ),
-      nodeResolve({
-        mainFields: ["module", "browser"],
-        preferBuiltins: false
-      }),
-      cjs({
-        namedExports: {
-          chai: ["assert"],
-          events: ["EventEmitter"],
-          assert: ["ok", "deepEqual", "equal", "fail", "deepStrictEqual", "notDeepEqual", "throws"]
-        }
-      })
-    ]
-  };
-  if (test) {
-    // Entry points - test files under the `test` folder(common for both browser and node), browser specific test files
-    baseConfig.input = ["dist-esm/test/*.spec.js", "dist-esm/test/browser/*.spec.js"];
-    baseConfig.plugins.unshift(multiEntry({ exports: false }));
-    baseConfig.output.file = "dist-test/index.browser.js";
-    baseConfig.context = "null";
-
-    baseConfig.onwarn = (warning) => {
-      if (
-        warning.code === "CIRCULAR_DEPENDENCY" &&
-        warning.importer.indexOf(path.normalize("node_modules/chai/lib") === 0)
-      ) {
-        // Chai contains circular references, but they are not fatal and can be ignored.
-        return;
-      }
-
-      console.error(`(!) ${warning.message}`);
-    };
-
-    // Disable tree-shaking of test code.  In rollup-plugin-node-resolve@5.0.0, rollup started respecting
-    // the "sideEffects" field in package.json.  Since our package.json sets "sideEffects=false", this also
-    // applies to test code, which causes all tests to be removed by tree-shaking.
-    baseConfig.treeshake = false;
-  } else if (production) {
-    baseConfig.plugins.push(terser());
-  }
-
-  return baseConfig;
-}
diff --git a/sdk/core/logger/rollup.config.js b/sdk/core/logger/rollup.config.js
index fd25a0257a1f..5d7deee44c14 100644
--- a/sdk/core/logger/rollup.config.js
+++ b/sdk/core/logger/rollup.config.js
@@ -1,17 +1,3 @@
-// Copyright (c) Microsoft Corporation. All rights reserved.
-// Licensed under the MIT License.
+import { makeConfig } from "@azure/dev-tool/shared-config/rollup";
 
-import * as base from "./rollup.base.config";
-
-const inputs = [];
-
-if (!process.env.ONLY_BROWSER) {
-  inputs.push(base.nodeConfig());
-}
-
-// Disable this until we are ready to run rollup for the browser.
-if (!process.env.ONLY_NODE) {
-  inputs.push(base.browserConfig());
-}
-
-export default inputs;
+export default makeConfig(require("./package.json"));
diff --git a/sdk/core/logger/rollup.test.config.js b/sdk/core/logger/rollup.test.config.js
deleted file mode 100644
index ad98718cce46..000000000000
--- a/sdk/core/logger/rollup.test.config.js
+++ /dev/null
@@ -1,6 +0,0 @@
-// Copyright (c) Microsoft Corporation. All rights reserved.
-// Licensed under the MIT License.
-
-import * as base from "./rollup.base.config";
-
-export default [base.nodeConfig(true), base.browserConfig(true)];
diff --git a/sdk/core/logger/test/logger.spec.ts b/sdk/core/logger/test/logger.spec.ts
index df0554bf8c83..091e5ed135ce 100644
--- a/sdk/core/logger/test/logger.spec.ts
+++ b/sdk/core/logger/test/logger.spec.ts
@@ -2,7 +2,7 @@
 // Licensed under the MIT license.
 
 import * as Logger from "../src";
-import * as assert from "assert";
+import { assert } from "chai";
 
 const testLogger = Logger.createClientLogger("test");
 
diff --git a/sdk/core/perf-tests/core-rest-pipeline/package.json b/sdk/core/perf-tests/core-rest-pipeline/package.json
index 05096d5ba069..6fb37d2331f5 100644
--- a/sdk/core/perf-tests/core-rest-pipeline/package.json
+++ b/sdk/core/perf-tests/core-rest-pipeline/package.json
@@ -25,8 +25,8 @@
   "scripts": {
     "perf-test:node": "ts-node test/index.spec.ts",
     "audit": "node ../../../common/scripts/rush-audit.js && rimraf node_modules package-lock.json && npm i --package-lock-only 2>&1 && npm audit",
+    "build:samples": "echo Obsolete",
     "build": "tsc -p .",
-    "build:samples": "echo skipped",
     "build:test": "echo skipped",
     "check-format": "prettier --list-different --config ../../../../.prettierrc.json --ignore-path ../../../../.prettierignore \"src/**/*.ts\" \"test/**/*.ts\" \"*.{js,json}\"",
     "clean": "rimraf dist dist-esm test-dist typings *.tgz *.log",
diff --git a/sdk/template/template/package.json b/sdk/template/template/package.json
index 10c809a0bd2e..17b9a75afe21 100644
--- a/sdk/template/template/package.json
+++ b/sdk/template/template/package.json
@@ -28,13 +28,10 @@
   },
   "scripts": {
     "audit": "node ../../../common/scripts/rush-audit.js && rimraf node_modules package-lock.json && npm i --package-lock-only 2>&1 && npm audit",
-    "build:browser": "tsc -p . && cross-env ONLY_BROWSER=true rollup -c 2>&1",
-    "build:node": "tsc -p . && cross-env ONLY_NODE=true rollup -c 2>&1",
-    "build:nodebrowser": "rollup -c 2>&1",
-    "build:samples": "echo Obsolete.",
+    "build:samples": "echo Obsolete",
     "build:test": "tsc -p . && rollup -c 2>&1",
-    "build:types": "downlevel-dts types/latest types/3.1",
-    "build": "tsc -p . && npm run build:nodebrowser && api-extractor run --local && npm run build:types",
+    "build:types": "downlevel-dts types/latest/ types/3.1/",
+    "build": "tsc -p . && rollup -c 2>&1 && api-extractor run --local && npm run build:types",
     "check-format": "prettier --list-different --config ../../../.prettierrc.json --ignore-path ../../../.prettierignore \"src/**/*.ts\" \"test/**/*.ts\" \"*.{js,json}\"",
     "clean": "rimraf dist dist-* temp types *.tgz *.log",
     "docs": "typedoc --excludePrivate --excludeNotExported --excludeExternals --stripInternal --mode file --out ./dist/docs ./src",
@@ -49,11 +46,11 @@
     "lint": "eslint package.json api-extractor.json src test --ext .ts",
     "pack": "npm pack 2>&1",
     "prebuild": "npm run clean",
-    "test:browser": "npm run build:test && npm run unit-test:browser && npm run integration-test:browser",
-    "test:node": "npm run build:test && npm run unit-test:node && npm run integration-test:node",
-    "test": "npm run build:test && npm run unit-test && npm run integration-test",
+    "test:browser": "npm run clean && npm run build:test && npm run unit-test:browser && npm run integration-test:browser",
+    "test:node": "npm run clean && tsc -p . && npm run unit-test:node && npm run integration-test:node",
+    "test": "npm run clean && tsc -p . && npm run unit-test:node && rollup -c 2>&1 && npm run unit-test:browser && npm run integration-test",
     "unit-test:browser": "karma start --single-run",
-    "unit-test:node": "mocha -r esm --require ts-node/register --reporter ../../../common/tools/mocha-multi-reporter.js --timeout 1200000 --full-trace \"test/{,!(browser)/**/}/*.spec.ts\"",
+    "unit-test:node": "mocha -r esm -r ts-node/register --reporter ../../../common/tools/mocha-multi-reporter.js --timeout 1200000 --full-trace  --exclude \"test/**/browser/*.spec.ts\" \"test/**/*.spec.ts\"",
     "unit-test": "npm run unit-test:node && npm run unit-test:browser"
   },
   "files": [