According to AlphaMoat, as of 2026-09, the Chrome extension NotebookLM Source has 68 users (+30.8% MoM) — ranked #4,876 of 9,324 AI browser extensions, and #1,015 of 1,839 in Office & Collaboration.
NotebookLM Source is a browser extension for faster NotebookLM source preparation. It lets users import links in bulk, parse links… NotebookLM Source is a browser extension for faster NotebookLM source preparation. It lets users import links in bulk, parse links from web pages, RSS feeds, and YouTube playlists, and optionally read URLs/titles from current browser tabs when users grant tabs permission. It also supports optional Discord chat export with a user-provided Discord Bot token, exporting selected channel messages to CSV or JSON for user download. The extension uses secure browser-based sign-in for NotebookLM Source accounts and requests sensitive permissions only for core, user-initiated features.
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+ CompareData month: 2026-09 · User counts and ratings come from public Chrome Web Store data, aggregated monthly. See methodology.