Ext Ops Panel
Open dashboard

GhostBoard: Practice & Analysis Board for Chess.com

Chrome extension by GhostBoard · Productivity · Education

A Chrome extension in Productivity · Education with 14 users, barely installed. Audience over the last 30 days: +6.

Specific sites only: 1 match pattern.

What the developer says, and 3 screenshots

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

Users
14
Rating
not rated yet
Users, last 30 days
+6
Version
1.1.0
Updated in the store
2026-10-05
Published
2026-04-26
Manifest
V3
Browser access
2 permissions, 1 site pattern

How it has moved

Users
+6 since 03.10
7-14 · 11 readings
2026-10-05: released 1.1.0
  1. 2026-10-057released 1.1.0
  2. 2026-10-098
  3. 2026-10-107
  4. 2026-10-1810
  5. 2026-10-198
  6. 2026-10-2110
  7. 2026-10-2411
  8. 2026-10-2510
  9. 2026-10-2612
  10. 2026-10-3014
  11. 2026-11-0214
Users
+10 since 31.08
4-14 · 26 readings
2026-10-05: released 1.1.0
  1. 2026-08-314
  2. 2026-09-025
  3. 2026-09-037
  4. 2026-09-046
  5. 2026-09-067
  6. 2026-09-076
  7. 2026-09-094
  8. 2026-09-135
  9. 2026-09-157
  10. 2026-09-176
  11. 2026-09-207
  12. 2026-09-216
  13. 2026-09-257
  14. 2026-09-279
  15. 2026-09-288
  16. 2026-10-057released 1.1.0
  17. 2026-10-098
  18. 2026-10-107
  19. 2026-10-1810
  20. 2026-10-198
  21. 2026-10-2110
  22. 2026-10-2411
  23. 2026-10-2510
  24. 2026-10-2612
  25. 2026-10-3014
  26. 2026-11-0214

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: 1 match pattern.

  • *://*.chess.com/*
  • Act on the current tab, but only after you click it activeTab
  • Store data in your browser storage

The full permission history for this extension

Version history

  1. Version 1.1.0 · Asked for fewer permissions (3, was 4)

What changed recently

  1. Package size changed
  2. Asked for fewer permissions (3, was 4)
  3. Store description rewritten
Show the remaining 3
  1. Renamed from "GhostBoard — Practice Overlay" to "GhostBoard: Practice & Analysis Board for Chess.com"
  2. Released version 1.1.0 (was 1.0.8)
  3. Store badges changed

The publisher

GhostBoard.

Like this one

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

  1. ChessNavio Describes nearly the same job, smaller audience 605 users
  2. Chess.com Move Helper Describes nearly the same job, smaller audience 141 users ★ 1.5
  3. Chess Bot Describes nearly the same job, smaller audience 2k users ★ 4.2
  4. Chess Hints Companion Describes nearly the same job, smaller audience 58 users
  5. Glassfish: AI Chess Coach Describes nearly the same job, smaller audience 119 users ★ 5.0

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/cbaebnjbnocgngibfnnodgcipfaejpjm/badge.svg)](https://extops.dev/extensions/cbaebnjbnocgngibfnnodgcipfaejpjm)

HTML

<a href="https://extops.dev/extensions/cbaebnjbnocgngibfnnodgcipfaejpjm"><img src="https://extops.dev/extensions/cbaebnjbnocgngibfnnodgcipfaejpjm/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