diff --git a/docs/examples/web/lit/.gitignore b/docs/examples/web/lit/.gitignore
deleted file mode 100644
index 3c3629e..0000000
--- a/docs/examples/web/lit/.gitignore
+++ /dev/null
@@ -1 +0,0 @@
-node_modules
diff --git a/docs/examples/web/lit/.npmrc b/docs/examples/web/lit/.npmrc
deleted file mode 100644
index 43c97e7..0000000
--- a/docs/examples/web/lit/.npmrc
+++ /dev/null
@@ -1 +0,0 @@
-package-lock=false
diff --git a/docs/examples/web/lit/index.html b/docs/examples/web/lit/index.html
index a623dc9..419814f 100644
--- a/docs/examples/web/lit/index.html
+++ b/docs/examples/web/lit/index.html
@@ -10,15 +10,5 @@
 		<app-bysquare></app-bysquare>
 	</body>
 
-	<script type="importmap">
-		{
-			"imports": {
-				"qrcanvas": "https://esm.sh/qrcanvas@3.1.2/",
-				"bysquare": "https://esm.sh/bysquare@2.7.1/",
-				"lit": "https://esm.sh/lit@3.0.0/"
-			}
-		}
-	</script>
-
 	<script type="module" src="index.js"></script>
 </html>
diff --git a/docs/examples/web/lit/index.js b/docs/examples/web/lit/index.js
index 8b51646..6b38f32 100644
--- a/docs/examples/web/lit/index.js
+++ b/docs/examples/web/lit/index.js
@@ -1,7 +1,6 @@
-// @ts-check
-import { CurrencyCode, encode, PaymentOptions } from "bysquare";
-import { html, LitElement } from "lit";
-import { qrcanvas } from "qrcanvas";
+import { CurrencyCode, encode, PaymentOptions } from "https://esm.sh/bysquare@2.7.1/";
+import { html, LitElement } from "https://esm.sh/lit@3.0.0/";
+import { qrcanvas } from "https://esm.sh/qrcanvas@3.1.2/";
 
 /**
  * @extends {LitElement}
diff --git a/docs/examples/web/lit/package.json b/docs/examples/web/lit/package.json
deleted file mode 100644
index 420be05..0000000
--- a/docs/examples/web/lit/package.json
+++ /dev/null
@@ -1,11 +0,0 @@
-{
-	"scripts": {
-		"start": "esbuild --servedir=./"
-	},
-	"devDependencies": {
-		"bysquare": "~2.7.1",
-		"esbuild": "~0.19.0",
-		"lit": "~3.0.0",
-		"qrcanvas": "~3.1.0"
-	}
-}
diff --git a/docs/examples/web/preact/.gitignore b/docs/examples/web/preact/.gitignore
deleted file mode 100644
index 3c3629e..0000000
--- a/docs/examples/web/preact/.gitignore
+++ /dev/null
@@ -1 +0,0 @@
-node_modules
diff --git a/docs/examples/web/preact/.npmrc b/docs/examples/web/preact/.npmrc
deleted file mode 100644
index 43c97e7..0000000
--- a/docs/examples/web/preact/.npmrc
+++ /dev/null
@@ -1 +0,0 @@
-package-lock=false
diff --git a/docs/examples/web/preact/index.html b/docs/examples/web/preact/index.html
index eaca004..21eb1c4 100644
--- a/docs/examples/web/preact/index.html
+++ b/docs/examples/web/preact/index.html
@@ -10,14 +10,5 @@
 		<div id="app"></div>
 	</body>
 
-	<script type="importmap">
-		{
-			"imports": {
-				"qrcanvas": "https://esm.sh/qrcanvas@3.1.2/",
-				"bysquare": "https://esm.sh/bysquare@2.7.1/",
-				"preact": "https://esm.sh/preact"
-			}
-		}
-	</script>
 	<script type="module" src="index.js"></script>
 </html>
diff --git a/docs/examples/web/preact/index.js b/docs/examples/web/preact/index.js
index b4cfa51..a6b1494 100644
--- a/docs/examples/web/preact/index.js
+++ b/docs/examples/web/preact/index.js
@@ -1,7 +1,6 @@
-// @ts-check
-import { CurrencyCode, encode, PaymentOptions } from "bysquare";
-import { Component, createRef, h, render } from "preact";
-import { qrcanvas } from "qrcanvas";
+import { CurrencyCode, encode, PaymentOptions } from "https://esm.sh/bysquare@2.7.1/";
+import { Component, createRef, h, render } from "https://esm.sh/preact@10.22.0";
+import { qrcanvas } from "https://esm.sh/qrcanvas@3.1.2/";
 
 /**
  * @typedef {Object} State
@@ -106,5 +105,4 @@ class App extends Component {
 	};
 }
 
-// @ts-ignore
 render(h(App, null), document.getElementById("app"));
diff --git a/docs/examples/web/preact/package.json b/docs/examples/web/preact/package.json
deleted file mode 100644
index a4c5878..0000000
--- a/docs/examples/web/preact/package.json
+++ /dev/null
@@ -1,11 +0,0 @@
-{
-	"scripts": {
-		"start": "esbuild --servedir=./"
-	},
-	"devDependencies": {
-		"bysquare": "~2.7.1",
-		"esbuild": "~0.17.0",
-		"preact": "~10.15.0",
-		"qrcanvas": "~3.1.0"
-	}
-}
diff --git a/docs/examples/web/server.sh b/docs/examples/web/server.sh
new file mode 100755
index 0000000..178c304
--- /dev/null
+++ b/docs/examples/web/server.sh
@@ -0,0 +1,3 @@
+#!/bin/sh
+
+npx esbuild --servedir=./