Ext Ops Panel
Open dashboard

SparkChart: PlantUML & Mermaid Renderer

Chrome extension by SparkChart Pro · Productivity · Developer

A Chrome extension in Productivity · Developer with 545 users, barely installed. Audience over the last 30 days: +13.

Every site you visit. This extension can read and change the content of any page you open.

What the developer says, and 3 screenshots

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

Users
545
Rating
3.5 (2 ratings)
Users, last 30 days
+13
Rating, last 30 days
Steady over 30 days
Version
1.0.0
Updated in the store
2026-01-15
Published
2026-01-15
Manifest
V3
Browser access
3 permissions, 1 site pattern

How it has moved

Users
+13 since 01.10
532-565 · 16 readings
  1. 2026-10-04533
  2. 2026-10-08540
  3. 2026-10-09546
  4. 2026-10-10547
  5. 2026-10-13549
  6. 2026-10-16555
  7. 2026-10-18553
  8. 2026-10-19561
  9. 2026-10-20565
  10. 2026-10-22562
  11. 2026-10-24557
  12. 2026-10-25559
  13. 2026-10-28552
  14. 2026-10-29542
  15. 2026-10-30545
  16. 2026-10-31545
Rating
unchanged since 01.10
reviewsrating 3.50 · 16 readings
  1. 2026-10-04reviews2rating3.50
  2. 2026-10-08reviews2rating3.50
  3. 2026-10-09reviews2rating3.50
  4. 2026-10-10reviews2rating3.50
  5. 2026-10-13reviews2rating3.50
  6. 2026-10-16reviews2rating3.50
  7. 2026-10-18reviews2rating3.50
  8. 2026-10-19reviews2rating3.50
  9. 2026-10-20reviews2rating3.50
  10. 2026-10-22reviews2rating3.50
  11. 2026-10-24reviews2rating3.50
  12. 2026-10-25reviews2rating3.50
  13. 2026-10-28reviews2rating3.50
  14. 2026-10-29reviews2rating3.50
  15. 2026-10-30reviews2rating3.50
  16. 2026-10-31reviews2rating3.50
Users
+28 since 01.09
516-565 · 31 readings
  1. 2026-09-01517
  2. 2026-09-03516
  3. 2026-09-04522
  4. 2026-09-05524
  5. 2026-09-06527
  6. 2026-09-08536
  7. 2026-09-09538
  8. 2026-09-10537
  9. 2026-09-13532
  10. 2026-09-15539
  11. 2026-09-21528
  12. 2026-09-22526
  13. 2026-09-25523
  14. 2026-09-27525
  15. 2026-09-28532
  16. 2026-10-04533
  17. 2026-10-08540
  18. 2026-10-09546
  19. 2026-10-10547
  20. 2026-10-13549
  21. 2026-10-16555
  22. 2026-10-18553
  23. 2026-10-19561
  24. 2026-10-20565
  25. 2026-10-22562
  26. 2026-10-24557
  27. 2026-10-25559
  28. 2026-10-28552
  29. 2026-10-29542
  30. 2026-10-30545
  31. 2026-10-31545
Rating
unchanged since 01.09
reviewsrating 3.50 · 31 readings
  1. 2026-09-01reviews2rating3.50
  2. 2026-09-03reviews2rating3.50
  3. 2026-09-04reviews2rating3.50
  4. 2026-09-05reviews2rating3.50
  5. 2026-09-06reviews2rating3.50
  6. 2026-09-08reviews2rating3.50
  7. 2026-09-09reviews2rating3.50
  8. 2026-09-10reviews2rating3.50
  9. 2026-09-13reviews2rating3.50
  10. 2026-09-15reviews2rating3.50
  11. 2026-09-21reviews2rating3.50
  12. 2026-09-22reviews2rating3.50
  13. 2026-09-25reviews2rating3.50
  14. 2026-09-27reviews2rating3.50
  15. 2026-09-28reviews2rating3.50
  16. 2026-10-04reviews2rating3.50
  17. 2026-10-08reviews2rating3.50
  18. 2026-10-09reviews2rating3.50
  19. 2026-10-10reviews2rating3.50
  20. 2026-10-13reviews2rating3.50
  21. 2026-10-16reviews2rating3.50
  22. 2026-10-18reviews2rating3.50
  23. 2026-10-19reviews2rating3.50
  24. 2026-10-20reviews2rating3.50
  25. 2026-10-22reviews2rating3.50
  26. 2026-10-24reviews2rating3.50
  27. 2026-10-25reviews2rating3.50
  28. 2026-10-28reviews2rating3.50
  29. 2026-10-29reviews2rating3.50
  30. 2026-10-30reviews2rating3.50
  31. 2026-10-31reviews2rating3.50

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

Every site you visit. This extension can read and change the content of any page you open.

  • Run its own code on the pages it can access scripting
  • Act on the current tab, but only after you click it activeTab
  • Open a panel beside the page sidePanel

The full permission history for this extension

What changed recently

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

The publisher

SparkChart Pro.

Like this one

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

  1. Mermaid Diagram Describes nearly the same job, smaller audience 2k users ★ 4.8
  2. Hmmmmnm Diagram Generator Describes nearly the same job, smaller audience 9 users
  3. Mermaid Anywhere — Diagram Renderer Describes nearly the same job, smaller audience 64 users
  4. PrivyMermaid Describes nearly the same job, smaller audience 30 users
  5. zGPT uml Describes nearly the same job, smaller audience 22 users

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.

Want this mark on your extension in our catalog?

Verify that you are its author and you can show this mark on the card, with live banners for your site and README. How verification works

Connect it to Ext Ops Panel and see installs, uninstalls and uninstall reasons as events arrive, not as a weekly summary.

Connect it in a minute See what the panel does
Add a badge to your README or site

The badge shows the audience and rating from our last pass over the store and links back to this page.

Users and rating on Ext Ops Panel

Markdown

[![Users and rating on Ext Ops Panel](https://extops.dev/extensions/filbeodkchmlhlpaehaoabocfgldceao/badge.svg)](https://extops.dev/extensions/filbeodkchmlhlpaehaoabocfgldceao)

HTML

<a href="https://extops.dev/extensions/filbeodkchmlhlpaehaoabocfgldceao"><img src="https://extops.dev/extensions/filbeodkchmlhlpaehaoabocfgldceao/badge.svg" alt="Users and rating on Ext Ops Panel" height="20"></a>

Figures come from our own regular passes over the public Chrome Web Store listing, last read on . The store last changed these figures on 2026-10-30. We publish no contact details for extension developers.

Where the data comes from: how the catalog is built