diff --git a/packages/docusaurus-mdx-loader/src/deps.d.ts b/packages/docusaurus-mdx-loader/src/deps.d.ts
index 510bfc74e092..d27fd5334b9e 100644
--- a/packages/docusaurus-mdx-loader/src/deps.d.ts
+++ b/packages/docusaurus-mdx-loader/src/deps.d.ts
@@ -8,14 +8,14 @@
 // TODO Types provided by MDX 2.0 https://github.com/mdx-js/mdx/blob/main/packages/mdx/types/index.d.ts
 declare module '@mdx-js/mdx' {
   import type {Processor} from 'unified';
-  import type {RemarkOrRehypePlugin} from '@docusaurus/mdx-loader';
+  import type {MDXPlugin} from '@docusaurus/mdx-loader';
 
   export type Options = {
     filepath?: string;
     skipExport?: boolean;
     wrapExport?: string;
-    remarkPlugins?: RemarkOrRehypePlugin[];
-    rehypePlugins?: RemarkOrRehypePlugin[];
+    remarkPlugins?: MDXPlugin[];
+    rehypePlugins?: MDXPlugin[];
   };
 
   export function sync(content: string, options?: Options): string;
@@ -23,6 +23,6 @@ declare module '@mdx-js/mdx' {
   export function createCompiler(options?: Options): Processor;
   export default function mdx(
     content: string,
-    options?: mdx.Options,
+    options?: Options,
   ): Promise<string>;
 }
diff --git a/packages/docusaurus-plugin-content-blog/src/feed.ts b/packages/docusaurus-plugin-content-blog/src/feed.ts
index fa546fbf0f18..af453979243c 100644
--- a/packages/docusaurus-plugin-content-blog/src/feed.ts
+++ b/packages/docusaurus-plugin-content-blog/src/feed.ts
@@ -7,11 +7,7 @@
 
 import {Feed, type Author as FeedAuthor, type Item as FeedItem} from 'feed';
 import type {BlogPost} from './types';
-import {
-  normalizeUrl,
-  mapAsyncSequential,
-  readOutputHTMLFile,
-} from '@docusaurus/utils';
+import {normalizeUrl, readOutputHTMLFile} from '@docusaurus/utils';
 import {load as cheerioLoad} from 'cheerio';
 import type {DocusaurusConfig} from '@docusaurus/types';
 import path from 'path';
@@ -61,46 +57,48 @@ async function generateBlogFeed({
     return {name: author.name, link: author.url, email: author.email};
   }
 
-  await mapAsyncSequential(blogPosts, async (post) => {
-    const {
-      id,
-      metadata: {
+  await Promise.all(
+    blogPosts.map(async (post) => {
+      const {
+        id,
+        metadata: {
+          title: metadataTitle,
+          permalink,
+          date,
+          description,
+          authors,
+          tags,
+        },
+      } = post;
+
+      const content = await readOutputHTMLFile(
+        permalink.replace(siteConfig.baseUrl, ''),
+        outDir,
+        siteConfig.trailingSlash,
+      );
+      const $ = cheerioLoad(content);
+
+      const feedItem: FeedItem = {
         title: metadataTitle,
-        permalink,
+        id,
+        link: normalizeUrl([siteUrl, permalink]),
         date,
         description,
-        authors,
-        tags,
-      },
-    } = post;
-
-    const content = await readOutputHTMLFile(
-      permalink.replace(siteConfig.baseUrl, ''),
-      outDir,
-      siteConfig.trailingSlash,
-    );
-    const $ = cheerioLoad(content);
-
-    const feedItem: FeedItem = {
-      title: metadataTitle,
-      id,
-      link: normalizeUrl([siteUrl, permalink]),
-      date,
-      description,
-      // Atom feed demands the "term", while other feeds use "name"
-      category: tags.map((tag) => ({name: tag.label, term: tag.label})),
-      content: $(`#${blogPostContainerID}`).html()!,
-    };
-
-    // json1() method takes the first item of authors array
-    // it causes an error when authors array is empty
-    const feedItemAuthors = authors.map(toFeedAuthor);
-    if (feedItemAuthors.length > 0) {
-      feedItem.author = feedItemAuthors;
-    }
-
-    feed.addItem(feedItem);
-  });
+        // Atom feed demands the "term", while other feeds use "name"
+        category: tags.map((tag) => ({name: tag.label, term: tag.label})),
+        content: $(`#${blogPostContainerID}`).html()!,
+      };
+
+      // json1() method takes the first item of authors array
+      // it causes an error when authors array is empty
+      const feedItemAuthors = authors.map(toFeedAuthor);
+      if (feedItemAuthors.length > 0) {
+        feedItem.author = feedItemAuthors;
+      }
+
+      return feedItem;
+    }),
+  ).then((items) => items.forEach(feed.addItem));
 
   return feed;
 }
diff --git a/packages/docusaurus-plugin-ideal-image/src/deps.d.ts b/packages/docusaurus-plugin-ideal-image/src/deps.d.ts
index 839a35fac984..f5a6da75b378 100644
--- a/packages/docusaurus-plugin-ideal-image/src/deps.d.ts
+++ b/packages/docusaurus-plugin-ideal-image/src/deps.d.ts
@@ -42,7 +42,8 @@ declare module '@endiliey/react-ideal-image' {
 
   type ThemeKey = 'placeholder' | 'img' | 'icon' | 'noscript';
 
-  export interface ImageProps extends ComponentProps<'img'> {
+  export interface ImageProps
+    extends Omit<ComponentProps<'img'>, 'srcSet' | 'placeholder'> {
     /**
      * This function decides what icon to show based on the current state of the
      * component.
diff --git a/packages/docusaurus-plugin-pwa/src/plugin-pwa.d.ts b/packages/docusaurus-plugin-pwa/src/plugin-pwa.d.ts
index 51cdf63f2c7a..9633e9e4e43a 100644
--- a/packages/docusaurus-plugin-pwa/src/plugin-pwa.d.ts
+++ b/packages/docusaurus-plugin-pwa/src/plugin-pwa.d.ts
@@ -66,7 +66,7 @@ declare module '@docusaurus/plugin-pwa' {
       tagName: string;
       href?: string;
       content?: string;
-      [attributeName: string]: string | boolean;
+      [attributeName: string]: string | boolean | undefined;
     }[];
     /**
      * Useful for additional Workbox rules. You can do whatever a service worker
diff --git a/packages/docusaurus-theme-live-codeblock/src/types.d.ts b/packages/docusaurus-theme-live-codeblock/src/types.d.ts
index 9ae9bb21cef3..47200c50ab58 100644
--- a/packages/docusaurus-theme-live-codeblock/src/types.d.ts
+++ b/packages/docusaurus-theme-live-codeblock/src/types.d.ts
@@ -9,7 +9,8 @@
 /// <reference types="@docusaurus/module-type-aliases" />
 
 declare module '@theme-init/CodeBlock' {
-  import type CodeBlock, {Props as BaseProps} from '@theme/CodeBlock';
+  import type CodeBlock from '@theme/CodeBlock';
+  import type {Props as BaseProps} from '@theme/CodeBlock';
 
   export interface Props extends BaseProps {
     live?: boolean;
diff --git a/packages/docusaurus/src/commands/build.ts b/packages/docusaurus/src/commands/build.ts
index 98f7d2bf85fc..8c211c225fba 100644
--- a/packages/docusaurus/src/commands/build.ts
+++ b/packages/docusaurus/src/commands/build.ts
@@ -145,7 +145,7 @@ async function buildLocale({
         new ReactLoadableSSRAddon({
           filename: clientManifestPath,
         }),
-      ].filter(Boolean),
+      ].filter(<T>(x: T | undefined | false): x is T => Boolean(x)),
     },
   );
 
diff --git a/packages/docusaurus/src/commands/deploy.ts b/packages/docusaurus/src/commands/deploy.ts
index a632fe245be8..2382c696a889 100644
--- a/packages/docusaurus/src/commands/deploy.ts
+++ b/packages/docusaurus/src/commands/deploy.ts
@@ -236,7 +236,7 @@ You can also set the deploymentBranch property in docusaurus.config.js .`);
   if (!cliOptions.skipBuild) {
     // Build site, then push to deploymentBranch branch of specified repo.
     try {
-      await runDeploy(await build(siteDir, cliOptions, false));
+      await build(siteDir, cliOptions, false).then(runDeploy);
     } catch (err) {
       logger.error('Deployment of the build output failed.');
       throw err;
diff --git a/packages/docusaurus/src/deps.d.ts b/packages/docusaurus/src/deps.d.ts
index fe48ab85493b..c2dc3ccd1fd4 100644
--- a/packages/docusaurus/src/deps.d.ts
+++ b/packages/docusaurus/src/deps.d.ts
@@ -8,6 +8,8 @@
 declare module 'remark-admonitions';
 
 declare module 'react-loadable-ssr-addon-v5-slorber' {
+  import type {WebpackPluginInstance, Compiler} from 'webpack';
+
   type Asset = {
     file: string;
     hash: string;
@@ -26,15 +28,14 @@ declare module 'react-loadable-ssr-addon-v5-slorber' {
     modulesToBeLoaded: string[],
   ): {js: Asset[]; css: Asset[]};
 
-  type ReactLoadableSSRAddon = {
-    new (props: {filename: string});
-  };
-
-  const plugin: ReactLoadableSSRAddon;
-  export default plugin;
+  export default class ReactLoadableSSRAddon implements WebpackPluginInstance {
+    constructor(props: {filename: string});
+    apply(compiler: Compiler): void;
+  }
 }
 
 declare module '@slorber/static-site-generator-webpack-plugin' {
+  import type {WebpackPluginInstance, Compiler} from 'webpack';
   import type {HelmetServerState} from 'react-helmet-async';
 
   export type Locals = {
@@ -53,18 +54,18 @@ declare module '@slorber/static-site-generator-webpack-plugin' {
     noIndex: boolean;
   };
 
-  type StaticSiteGeneratorPlugin = {
-    new (props: {
+  export default class StaticSiteGeneratorPlugin
+    implements WebpackPluginInstance
+  {
+    constructor(props: {
       entry: string;
       locals: Locals;
       paths: string[];
       preferFoldersOutput?: boolean;
       globals: {[key: string]: unknown};
     });
-  };
-
-  const plugin: StaticSiteGeneratorPlugin;
-  export default plugin;
+    apply(compiler: Compiler): void;
+  }
 }
 
 declare module 'webpack/lib/HotModuleReplacementPlugin' {