diff --git a/.github/workflows/nextjs.yml b/.github/workflows/nextjs.yml
index 5ba3de25..c5f88400 100644
--- a/.github/workflows/nextjs.yml
+++ b/.github/workflows/nextjs.yml
@@ -58,7 +58,7 @@ jobs:
             ${{ runner.os }}-nextjs-${{ hashFiles('**/yarn.lock') }}-
 
       - name: Install dependencies
-        run: yarn install
+        run: yarn install --frozen-lockfile
 
       - name: Build documentation
         run: yarn build-pages
diff --git a/.github/workflows/test-build-nextjs.yml b/.github/workflows/test-build-nextjs.yml
index 4803e768..cbb451da 100644
--- a/.github/workflows/test-build-nextjs.yml
+++ b/.github/workflows/test-build-nextjs.yml
@@ -55,7 +55,7 @@ jobs:
             ${{ runner.os }}-nextjs-${{ hashFiles('**/yarn.lock') }}-
 
       - name: Install dependencies
-        run: yarn install
+        run: yarn install --frozen-lockfile
 
       - name: Build documentation
         run: yarn build-pages
\ No newline at end of file
diff --git a/README.md b/README.md
index 8d1edd27..59c9993d 100644
--- a/README.md
+++ b/README.md
@@ -47,10 +47,10 @@ Use Gitpod for a hassle-free cloud-based IDE experience:
 1. Clone this GitHub repository.
 2. Make sure to have the latest version of [NodeJS LTS](https://nodejs.org/en/download/) installed.
 3. Open your terminal in the project directory.
-4. Install dependencies:
+4. Install dependencies without modifying the `yarn.lock`:
 
     ```
-    yarn
+    yarn deps
     ```
 
 5. Start your local development server:
diff --git a/next.config.js b/next.config.js
index 34ee637c..6b4e6f2b 100644
--- a/next.config.js
+++ b/next.config.js
@@ -61,71 +61,6 @@ export default withNextra({
   //   defaultLocale: 'default',
   //   // localeDetection: false,
   // },
-  redirects: () => [
-    // Language→Guides pages are moved under Book section
-    {
-      source: '/language/guides/:page*',
-      destination: '/book/:page*',
-      permanent: true,
-    },
-
-    // Getting Started is now a part of Book→Guides sub-section
-    {
-      source: '/start',
-      destination: '/book/guides/getting-started',
-      permanent: true,
-    },
-    {
-      source: '/start/:slug(first|deploy|test)',
-      destination: '/book/guides/getting-started/:slug',
-      permanent: true,
-    },
-
-    // Language→Guides→Grammar is now under Language section as a Specification page
-    {
-      source: '/book/grammar',
-      destination: '/language/spec',
-      permanent: true,
-    },
-
-    // Evolution section is moved under Language section
-    {
-      source: '/evolution',
-      destination: '/language/evolution/overview',
-      permanent: true,
-    },
-    {
-      source: '/evolution/:page*',
-      destination: '/language/evolution/:page*',
-      permanent: true,
-    },
-
-    // Language→Changelog is merged with the Evolution page
-    {
-      source: '/book/changelog',
-      destination: '/language/evolution/overview',
-      permanent: true,
-    },
-
-    // Tools are now part of a new Ecosystem section
-    {
-      source: '/tools/:page*',
-      destination: '/ecosystem/tools/:page*',
-      permanent: true,
-    },
-    
-    // Small updates in naming of pages or sub-sections
-    {
-      source: '/book/message-modes',
-      destination: '/book/message-mode',
-      permanent: true,
-    },
-    {
-      source: '/ecosystem/tools/vs',
-      destination: '/ecosystem/tools/vscode',
-      permanent: true,
-    },
-  ],
   webpack(config) {
     const allowedSvgRegex = /components\/icons\/.+\.svg$/
 
diff --git a/package.json b/package.json
index 8ac43b65..928b7184 100644
--- a/package.json
+++ b/package.json
@@ -9,11 +9,12 @@
     "react-dom": "^18.2.0"
   },
   "scripts": {
-    "clean": "rm -fr .next",
-    "dev": "yarn clean && next",
-    "build": "yarn clean && next build",
+    "clean": "rm -fr .next out",
+    "deps": "yarn install --frozen-lockfile",
+    "dev": "yarn deps && yarn clean && next",
+    "build": "yarn deps && yarn clean && next build",
     "post-build": "echo 'spell checking, link checking, formatting'",
-    "build-pages": "yarn build && next export",
+    "build-pages": "yarn build && next export && node ./scripts/redirects-generate.js",
     "next": "next"
   },
   "devDependencies": {
diff --git a/scripts/redirects-generate.js b/scripts/redirects-generate.js
new file mode 100644
index 00000000..fc6b87b6
--- /dev/null
+++ b/scripts/redirects-generate.js
@@ -0,0 +1,211 @@
+// ----
+// TODO: deprecate old links eventually (in 3-6 months from now), and don't create any redirects then.
+// ----
+
+import fs from 'fs';
+import process from 'process';
+import path from 'path';
+
+/* ------------------- */
+/* ---- Functions ---- */
+/* ------------------- */
+
+/**
+ * Constructs an HTML redirect page
+ *
+ * @param href {string}
+ * @returns {string}
+ */
+const constructRedirectPage = (href) =>
+  `<!DOCTYPE html>
+   <html>
+   <head>
+     <title>Redirecting...</title>
+     <link rel="canonical" href="${href}" />
+     <meta charset="utf-8" />
+     <meta http-equiv="refresh"
+       content="0; url=${href}" />
+   </head>
+   <body>
+     <p>Redirecting...</p>
+   </body>
+   </html>`;
+
+/**
+ * Produces an array of redirects to be created, taken from next.config.js property with slight modifications.
+ * Those redirects are essentially a diff of the current structure and the previous one on this commit:
+ * https://github.com/tact-lang/tact-docs/tree/17176cb5e8bac84163bfa4c7b1bd94c0dc917bea/pages
+ *
+ * @returns {{source: string, subSources: string[] | undefined, destination: string}[]}
+ */
+const getRedirects = () => [
+  // Language→Guides pages are moved under Book section
+  {
+    source: '/language/guides',
+    subSources: [
+      'types', 'functions', 'statements', 'constants', 'receive', 'bounced', 'external', 'lifecycle', 'send',
+      'message', 'deploy', 'debug', 'upgrades', 'masterchain', 'func', 'config', 'programmatic',
+    ],
+    destination: '/book',
+  },
+
+  // Getting Started is now a part of Book→Guides sub-section
+  {
+    source: '/start',
+    subSources: undefined,
+    destination: '/book/guides/getting-started',
+  },
+  {
+    source: '/start',
+    subSources: ['first', 'deploy', 'test'],
+    destination: '/book/guides/getting-started/:slug',
+  },
+
+  // Language→Guides→Grammar is now under Language section as a Specification page
+  {
+    source: '/book/grammar',
+    subSources: undefined,
+    destination: '/language/spec',
+  },
+
+  // Evolution section is moved under Language section
+  {
+    source: '/evolution',
+    subSources: undefined,
+    destination: '/language/evolution/overview',
+  },
+  {
+    source: '/evolution',
+    subSources: ['OTP-001', 'OTP-002', 'OTP-003', 'OTP-004', 'OTP-005', 'OTP-006'],
+    destination: '/language/evolution',
+  },
+
+  // Language→Guides→Changelog is merged with the Evolution page
+  {
+    source: '/language/guides/changelog',
+    subSources: undefined,
+    destination: '/language/evolution/overview',
+  },
+
+  // Tools are now part of a new Ecosystem section
+  {
+    source: '/tools',
+    subSources: ['typescript', 'vs', 'jetbrains'],
+    destination: '/ecosystem/tools',
+  },
+
+  // Small updates in naming of pages or sub-sections
+  {
+    source: '/book/message-modes',
+    subSources: undefined,
+    destination: '/book/message-mode',
+  },
+  {
+    source: '/ecosystem/tools/vs',
+    subSources: undefined,
+    destination: '/ecosystem/tools/vscode',
+  },
+];
+
+/**
+ * Checks if the given filepath is a regular page/file and not a redirect page/file
+ *
+ * @param filePathWithExt {string}
+ * @returns bool
+ */
+const isRegularFile = (filePathWithExt) => {
+    if (fs.existsSync(filePathWithExt)
+      && !(fs.readFileSync(filePathWithExt, 'utf8').includes('<title>Redirecting...</title>'))) {
+      return true;
+    }
+
+    return false;
+};
+
+/**
+ * Creates the redirect file, unless there exists a regular page/file under source path already.
+ * Returns true if the redirect file was created and false otherwise.
+ *
+ * @param source {string}
+ * @param destination {string}
+ * @returns bool
+ */
+const createRedirectFile = (source, destination) => {
+    // full path, minus the extension
+    const pathUntilExt = path.join(cwd, '/out', source);
+
+    // full path with extension
+    const pathWithExt = pathUntilExt + '.html';
+
+    // if file exists, but doesn't include the line from the redirect page
+    if (isRegularFile(pathWithExt)) {
+      console.log(`Warning: such path (${pathWithExt}) already exists in the docs, so redirect from it was NOT created`);
+      return false;
+    }
+
+    // need to create additional dirs
+    if (source.split('/').length > 1) {
+      const nestedDir = path.dirname(pathUntilExt);
+      // NOTE: debug output
+      // console.log(nestedDir, redirect.source);
+      fs.mkdirSync(nestedDir, { recursive: true });
+    }
+
+    // create the redirect file
+    fs.writeFileSync(pathWithExt, constructRedirectPage(destination));
+
+    // report success
+    return true;
+};
+
+/* ---------------- */
+/* ---- Script ---- */
+/* ---------------- */
+
+const cwd = process.cwd(); // current working directory of the process
+
+// Not in the root dir of the repo
+if (!cwd.endsWith('tact-docs')) {
+  console.log(`Error: not running from the root directory of the repo, but from ${cwd}`);
+  process.exit(1);
+}
+
+// out/ doesn't exist
+if (!fs.existsSync(path.join(cwd, '/out'))) {
+  console.log(`Error: out/ dir doesn't exist, try building it first`);
+  process.exit(1);
+}
+
+// get a list of redirects
+const redirects = getRedirects();
+
+// count expected number of redirects to be created
+let expectedCount = 0;
+for (const redirect of redirects) {
+  expectedCount += (redirect.subSources?.length ?? 1);
+}
+
+// log start
+console.log(`Started generating redirects. Expected count: ${expectedCount}`);
+
+// for each redirect create redirect file(s) and/or missing folder(s)
+let count = 0;
+for (const redirect of redirects) {
+  // 1. have no nested sub-sources
+  if (redirect.subSources === undefined) {
+    if (createRedirectFile(redirect.source, redirect.destination) === true) {
+      count += 1;
+    }
+    continue;
+  }
+
+  // 2. have some nested structure
+  for (const subSource of redirect.subSources) {
+    if (createRedirectFile(redirect.source + '/' + subSource, redirect.destination + '/' + subSource)) {
+      count += 1;
+    }
+  }
+}
+
+// log end
+console.log(`Finished generating redirects. Actually generated: ${count}`);
\ No newline at end of file