NotebookLM Extension (Gemini Notebook) - ExtendLM icon

NotebookLM Extension (Gemini Notebook) - ExtendLM

by ExtendLM Β· extendlm.com Β· Tools
FeaturedEstablished publisherManifest V3 Free
View in Chrome Web Store Data as of 15 Oct 2026

Gemini Notebook extension: folders, tags, custom prompts, bulk notebook and source management, merging, bulk imports and more.

Users
70K
+10K in 30 days
Rating
4.9 / 5
+0.14 in 30 days
Ratings
132
+15 in 30 days
Store rank
#2,793
#2,451 among extensions
Version
2.6.44
updated 13 Oct 2026

Users

monthly, 10 months
035K70KDec 2025Jun 2026Oct 2026
Latest, 15 Oct 2026: 70,000 usersMove the mouse over the chart for any month

Ratings count

monthly, 10 months
066132Dec 2025Jun 2026Oct 2026
Latest, 15 Oct 2026: 132 ratingsMove the mouse over the chart for any month

The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.

About NotebookLM Extension (Gemini Notebook) - ExtendLM

Boost productivity and save time when importing sources and managing your notebooks, so you can focus on research with this free extension. Supports multiple Google accounts, automatic syncing with Google Drive files, and folders. It also includes tags, a prompts manager, and keyboard shortcuts. You can also chat with multiple notebooks at once. MCP (Model Context Protocol) for connecting AI agents is also available in beta. Access it from Profile Image > Settings > Enable MCP. Notebook MCP allows you to manage notebooks, sources, and artifacts using prompts. You can also manage notes and connect compatible AI assistants or agents. Create, retrieve, and manage notebook content more easily. 🌐 Quick Import - Import any web page while browsing - Instantly save a web page to NotebookLM as PDF, TEXT, or URL (link), including content available to you in your browser. - YouTube Videos - Add entire channels or playlists. One-click import of videos while watching on YouTube. - Record Audio - Record online meetings, your browser tab, or microphone. Upload the recorded audio directly to your notebook or download it to your computer. - Import AI conversations - Search or bulk import from AI chatbots. One-click import and optional auto-sync are also supported. - PDF Files - Convert web pages to PDF with one click. Download the PDF or use it as a source. You can also split or merge PDF and EPUB files for easier importing. - Social Media Threads - Open a post or thread and click "Add to NotebookLM" from the extension popup. - Upload ZIP files containing sources or upload entire folders from your computer with one click. - Local Library - Save artifacts, notes, and sources locally. You can also upload files for your NotebookLM workflows. Files in the local library are stored locally in your browser. πŸ”— Import into NotebookLM - Extract Links from Pages - Automatically find and import links from a web page. - Multi-Tab Import - Extract links from multiple open browser tabs at once. - RSS Feed Support - Import links from RSS feeds. - Folders - Upload entire folders from your computer with one click. - Context Menu Integration - Right-click on a page, link, or selected text to import it directly into your notebook. Enable this feature from Profile > Settings. πŸ“¦ Search and Bulk Import - Search and bulk import content from supported official academic, and educational sources. - Financial and public-data sources are also supported. - More external sources will be added over time. πŸ“š Notebook Management (search, multi-selection) - Create Notebooks - Instantly create new notebooks while browsing. - Rename Notebooks - Edit notebook titles on the fly. - Delete Notebooks - Remove multiple notebooks at once. - Search Notebooks - Quickly find notebooks when managing a large collection. - Auto-Sync Notebooks with Google Drive. - Merge Notebooks - Merge multiple notebooks. - Tags - Assign notebooks to tags and filter by tag. - Sort notebooks alphabetically or in reverse alphabetical order. - Pin notebooks and add them to favorites. - Chat with multiple notebooks at once. πŸ“„ Source Management - Dedicated page listing sources from your notebooks, allowing you to manage them more easily. - Tags - Assign sources to tags and filter by tag. - Search Sources - Available both on the NotebookLM page and in the extension. - Rename Sources - Edit source titles. - Edit source content. - Delete Sources - Remove individual sources or multiple sources at once. - View Source Details - Track source counts and sources per notebook. - View Source Content - View the text of imported sources. - Merge Sources - Combine multiple sources into a single source to help manage notebook source limits. - Auto-Sync Sources with Google Drive files, including documents, PDFs, and spreadsheets. Other supported formats can also be synced. πŸ“‚ Folder Organization - Folder Hierarchy - Organize notebooks into folder structures with colors and emojis. - Drag-and-Drop - Rearrange notebooks and folders using an intuitive interface. - Folder Management - Create, rename, and delete folders. Subfolders are also supported. πŸ’Ύ Export Capabilities - Export NotebookLM chats, notes, and reports with citations. PDF, Word, and Markdown formats are supported. LaTeX content is also supported. - Export quizzes in multiple supported formats. Modify questions and answers before export. - Edit chats, reports, and mind maps before exporting. Other supported artifacts can also be edited. - Export data tables as PDFs. - Download Current Page - Export a web page as a PDF to your computer with one click. - Export/Import - Export notebook sources into a single file for backup or transfer. You can also use the file to restore your sources. - Move or copy sources from one notebook to another. πŸ€– Artifacts (Studio Output) - Generate supported AI artifacts from your notebook sources with one click. These include Audio Overviews, Video Overviews, and Reports. Mind Maps, Flashcards, and Quizzes are also supported. You can also create Infographics, Slide Decks, and Data Tables. - Export artifacts in multiple supported formats. These include Markdown, DOCX, and PDF. - Organize artifacts using tags, filters, and search. - Dedicated artifacts page listing generated artifacts and outputs. - Manage artifacts with improved filtering, downloads, and quick access from the extension. - Podcast Player - Listen to generated audio or use the detached player while browsing the web. You can also use it while working in NotebookLM. - Create Playlists - Organize your favorite audio content into playlists. - RSS Feeds - Create feeds for supported audio content. Listen using compatible podcast applications. - Dedicated Notes Page - Search, sort, and export notes. You can also import, move, and copy notes. Tags are available for organization. - Track artifact downloads and views. You can al…

Growth

WindowUsersChangeRatingsRating
7 days0+0.0%+2+0.13
30 days+10K+16.7%+15+0.14
6 months+60K+600.0%+86+0.32

Chrome Web Store search rankings

Where NotebookLM Extension (Gemini Notebook) - ExtendLM appears when people search the store, with the 30 day change
Search phrasePosition30 days
notebook#30
gemini notebook#30
folder#25+3
folders#27βˆ’3
feuilles de calcul#45new
create#53+41
source#57+11
extension#72new
gemini#81new
computer#98new

Version history

64 versions recorded
2.6.4413 Oct 2026
2.6.429 Oct 2026
2.6.238 Oct 2026
2.6.225 Oct 2026
2.5.9530 Sep 2026
2.5.9125 Sep 2026
2.5.8924 Sep 2026
2.5.8621 Sep 2026

Details

Category
Tools
First seen
12 Dec 2025
Size
9.4 MB
Languages
de, en, en-GB, en-US, id, nl, vi, tr
Pricing
Free
Privacy policy
extendlm.com
Support
extendlm.com
Extension ID
jefclkefiknlccjcjmkkhlcfkdgcmgcm

Permissions and risk

Moderate riskimpact 4, likelihood 1
Permissions
tabsactiveTabscriptingoffscreendebuggerstoragebackgrounddownloadstabCaptureunlimitedStoragecontextMenus
Site access
https://notebook.google.com/*https://notebooklm.google.com/*https://api.extendlm.com/*https://dev.extendlm.com/*https://extendlm.com/*https://www.extendlm.com/*https://accounts.google.com/*https://gemini.google.com/*https://chatgpt.com/*https://chat.openai.com/*and 7 more

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