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Gemini Notebook Organizer (NotebookLM)

Chrome extension by Sopenu Lab · Productivity · Tools

  • Established publisher

A Chrome extension in Productivity · Tools with 490 users, barely installed. Audience over the last 30 days: +24.

Specific sites only: 2 match patterns.

What the developer says, and 5 screenshots

Loading from the Chrome Web Store. Open the listing if it does not appear.

Users
490
Rating
3.0 (2 ratings)
Users, last 30 days
+24
Rating, last 30 days
Steady over 30 days
Version
2.1.0
Updated in the store
2026-08-11
Published
2026-02-14
Manifest
V3
Browser access
3 permissions, 2 site patterns

How it has moved

Users
+37 since 06.10
453-513 · 17 readings
  1. 2026-10-08466
  2. 2026-10-09476
  3. 2026-10-10487
  4. 2026-10-11495
  5. 2026-10-13500
  6. 2026-10-16513
  7. 2026-10-18512
  8. 2026-10-19507
  9. 2026-10-21501
  10. 2026-10-22510
  11. 2026-10-23513
  12. 2026-10-24505
  13. 2026-10-25513
  14. 2026-10-27512
  15. 2026-10-29498
  16. 2026-11-01477
  17. 2026-11-05490
Rating
unchanged since 06.10
reviewsrating 3.00 · 17 readings
  1. 2026-10-08reviews2rating3.00
  2. 2026-10-09reviews2rating3.00
  3. 2026-10-10reviews2rating3.00
  4. 2026-10-11reviews2rating3.00
  5. 2026-10-13reviews2rating3.00
  6. 2026-10-16reviews2rating3.00
  7. 2026-10-18reviews2rating3.00
  8. 2026-10-19reviews2rating3.00
  9. 2026-10-21reviews2rating3.00
  10. 2026-10-22reviews2rating3.00
  11. 2026-10-23reviews2rating3.00
  12. 2026-10-24reviews2rating3.00
  13. 2026-10-25reviews2rating3.00
  14. 2026-10-27reviews2rating3.00
  15. 2026-10-29reviews2rating3.00
  16. 2026-11-01reviews2rating3.00
  17. 2026-11-05reviews2rating3.00
Users
+130 since 01.09
360-513 · 32 readings
  1. 2026-09-01360
  2. 2026-09-02378
  3. 2026-09-05382
  4. 2026-09-06379
  5. 2026-09-07391
  6. 2026-09-08392
  7. 2026-09-10399
  8. 2026-09-15398
  9. 2026-09-17406
  10. 2026-09-20414
  11. 2026-09-22420
  12. 2026-09-25421
  13. 2026-09-27421
  14. 2026-09-28430
  15. 2026-10-04453
  16. 2026-10-08466
  17. 2026-10-09476
  18. 2026-10-10487
  19. 2026-10-11495
  20. 2026-10-13500
  21. 2026-10-16513
  22. 2026-10-18512
  23. 2026-10-19507
  24. 2026-10-21501
  25. 2026-10-22510
  26. 2026-10-23513
  27. 2026-10-24505
  28. 2026-10-25513
  29. 2026-10-27512
  30. 2026-10-29498
  31. 2026-11-01477
  32. 2026-11-05490
Rating
+2.00 since 01.09
reviewsrating 1.00-3.00 · 32 readings
  1. 2026-09-01reviews1rating1.00
  2. 2026-09-02reviews1rating1.00
  3. 2026-09-05reviews1rating1.00
  4. 2026-09-06reviews1rating1.00
  5. 2026-09-07reviews1rating1.00
  6. 2026-09-08reviews1rating1.00
  7. 2026-09-10reviews1rating1.00
  8. 2026-09-15reviews1rating1.00
  9. 2026-09-17reviews1rating1.00
  10. 2026-09-20reviews1rating1.00
  11. 2026-09-22reviews1rating1.00
  12. 2026-09-25reviews1rating1.00
  13. 2026-09-27reviews2rating3.00
  14. 2026-09-28reviews2rating3.00
  15. 2026-10-04reviews2rating3.00
  16. 2026-10-08reviews2rating3.00
  17. 2026-10-09reviews2rating3.00
  18. 2026-10-10reviews2rating3.00
  19. 2026-10-11reviews2rating3.00
  20. 2026-10-13reviews2rating3.00
  21. 2026-10-16reviews2rating3.00
  22. 2026-10-18reviews2rating3.00
  23. 2026-10-19reviews2rating3.00
  24. 2026-10-21reviews2rating3.00
  25. 2026-10-22reviews2rating3.00
  26. 2026-10-23reviews2rating3.00
  27. 2026-10-24reviews2rating3.00
  28. 2026-10-25reviews2rating3.00
  29. 2026-10-27reviews2rating3.00
  30. 2026-10-29reviews2rating3.00
  31. 2026-11-01reviews2rating3.00
  32. 2026-11-05reviews2rating3.00

A dot marks a day the store showed a different number. Between them the line carries the last one forward: we read every listing up to 2 times a day and record a point only when something moves. History beyond ninety days is in the app.

What it can reach

Specific sites only: 2 match patterns.

  • https://notebook.google.com/*
  • https://gemini.google.com/notebook*
  • See the address and title of every tab you have open tabs
  • Open a panel beside the page sidePanel
  • Store data in your browser storage

The full permission history for this extension

What changed recently

Nothing has moved on this listing since we started watching it.

The publisher

Sopenu Lab publishes 5 listings we track, 533 users between them. Listed website: sopenu.com.

  1. MyTube Guard - YouTube Filter & Vault - Block Channels, Shorts, Keywords Sopenu Lab · Productivity · Tools · published 2026-07-13 17 users
  2. Gemini Chat Organizer Sopenu Lab · Productivity · Tools · published 2026-03-04 13 users
  3. My Games Sopenu Lab · Lifestyle · Games · published 2026-07-08 7 users
Show 1 more from this publisher
  1. Precision Capture - Screenshot, Highlighter, Annotation and Markdown tool Sopenu Lab · Productivity · Tools · published 2026-08-21 6 users

Like this one

Listings the catalog judges closest in what they say they do.

  1. NotebookLM Organizer Describes nearly the same job, smaller audience 844 users ★ 4.3
  2. Stacks for Gemini Notebook (NotebookLM): Folders & AI Search Describes nearly the same job, smaller audience 422 users ★ 5.0
  3. Bookshelf: Folder Manager for Gemini Notebook Describes nearly the same job, with an established audience 30k users ★ 4.3
  4. Notebook Organizer Describes nearly the same job, smaller audience 14 users ★ 5.0
  5. GeminiNotebook-Source-Management Describes nearly the same job, smaller audience 366 users ★ 4.2

The top 5 only. The full comparison, with why each one is close, is on the alternatives page; ranking a whole neighbourhood by your own criteria is in the app.

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Users and rating on Ext Ops Panel

Markdown

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HTML

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Figures come from our own regular passes over the public Chrome Web Store listing, last read on . The store last changed these figures on 2026-11-05. We publish no contact details for extension developers.

Where the data comes from: how the catalog is built