diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index e31d3d496dc4..fa7eddd725de 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -56,6 +56,8 @@ jobs:
             run: pnpm lint:syncpack
           - name: Catalogs
             run: pnpm lint:catalogs
+          - name: Repository name
+            run: pnpm lint:repo-name
           - name: Check deduped pnpm-lock.yaml
             run: pnpm lint:deps
           - name: Knip
diff --git a/AGENTS.md b/AGENTS.md
index 2ef332569fa5..527aa55288df 100644
--- a/AGENTS.md
+++ b/AGENTS.md
@@ -99,6 +99,7 @@ Update Vitest failing snapshots with the `-u` option. Do not blindly update snap
 - `pnpm lint:spelling:sort` - Sort `project-words.txt`, the words CSpell accepts
 - `pnpm lint:syncpack` - Syncpack to check that dependencies use the pnpm catalogs
 - `pnpm lint:catalogs` - Check the content of the pnpm catalogs
+- `pnpm lint:repo-name` - Check that files use the current `meta/docusaurus` GitHub repository name
 - `pnpm lint:knip` - Knip to find unused files, exports and dependencies (config in `knip.config.ts`)
 - `pnpm lint:knip:production` - Knip to find the exports and dependencies of published packages that only tests use
 - `pnpm lint:knip:public-api` - Knip to warn about the public API exports that the monorepo doesn't use, not part of `pnpm lint`
diff --git a/admin/scripts/lintRepoName.js b/admin/scripts/lintRepoName.js
new file mode 100644
index 000000000000..1ac42d95ee78
--- /dev/null
+++ b/admin/scripts/lintRepoName.js
@@ -0,0 +1,74 @@
+#!/usr/bin/env node
+/**
+ * Copyright (c) Facebook, Inc. and its affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+// Checks that the repository files use the current GitHub repository name.
+// See https://github.com/meta/docusaurus/pull/12818
+
+import path from 'node:path';
+import {execa} from 'execa';
+import {logger} from '@docusaurus/logger';
+
+const RootDir = path.resolve(import.meta.dirname, '../..');
+
+const FormerNamePattern = String.raw`facebook(/|%2F)docusaurus|facebook\.github\.io/docusaurus`;
+
+const IgnoredPathspecs = [
+  // History
+  'CHANGELOG.md',
+  'CHANGELOG-v2.md',
+  'website/blog',
+  'website/versioned_docs',
+  // Generated from the init templates at release time
+  'examples',
+  // Placeholder data
+  '**/__tests__/**',
+  '**/*.test.*',
+];
+
+async function main() {
+  const matches = await findFormerNameMatches();
+
+  if (matches.length > 0) {
+    logger.error(
+      `Found references to the former repository name, use meta/docusaurus instead:\n${matches.join('\n')}`,
+    );
+    process.exit(1);
+  }
+  logger.success('No reference to the former repository name found');
+}
+
+/** @returns {Promise<string[]>} "path:line:content" lines */
+async function findFormerNameMatches() {
+  const excludedPathspecs = IgnoredPathspecs.map((pathspec) => `:!${pathspec}`);
+  const result = await execa(
+    'git',
+    [
+      'grep',
+      '--line-number',
+      // Skip binary files
+      '-I',
+      '--extended-regexp',
+      FormerNamePattern,
+      '--',
+      '.',
+      ...excludedPathspecs,
+    ],
+    {cwd: RootDir, reject: false},
+  );
+
+  // git grep exits with 1 when nothing matches
+  if (result.exitCode === 1) {
+    return [];
+  }
+  if (result.exitCode !== 0) {
+    throw new Error(`git grep failed:\n${result.stderr}`);
+  }
+  return result.stdout.split('\n');
+}
+
+await main();
diff --git a/package.json b/package.json
index f10acbc750b2..d9c6429b9afa 100644
--- a/package.json
+++ b/package.json
@@ -52,7 +52,7 @@
     "format": "oxfmt .",
     "format:website:build": "format-gitignored-files --config=.oxfmtrc.website.build.json \"website/build/**/*.{html,css,json}\"",
     "format:diff": "oxfmt --list-different .",
-    "lint": "pnpm lint:js && pnpm lint:style && pnpm lint:spelling && pnpm lint:syncpack && pnpm lint:catalogs && pnpm lint:deps && pnpm lint:knip && pnpm lint:knip:production && pnpm format:diff",
+    "lint": "pnpm lint:js && pnpm lint:style && pnpm lint:spelling && pnpm lint:syncpack && pnpm lint:catalogs && pnpm lint:repo-name && pnpm lint:deps && pnpm lint:knip && pnpm lint:knip:production && pnpm format:diff",
     "lint:js": "eslint --cache --report-unused-disable-directives \"**/*.{js,jsx,ts,tsx,mjs}\"",
     "lint:js:fix": "pnpm lint:js --fix",
     "lint:spelling": "cspell \"**\" --no-progress --show-context --show-suggestions",
@@ -62,6 +62,7 @@
     "lint:style:fix": "pnpm lint:style --fix",
     "lint:syncpack": "syncpack lint",
     "lint:catalogs": "node admin/scripts/lintCatalogs.js",
+    "lint:repo-name": "node admin/scripts/lintRepoName.js",
     "lint:syncpack:fix": "syncpack fix",
     "lint:deps": "pnpm dedupe --check",
     "lint:deps:fix": "pnpm dedupe",