Ext Ops Panel
Open the app

chess helper

Chrome extension by davep80 · Lifestyle · Games

A Chrome extension in Lifestyle · Games with 1 000 users, a small but real audience.

Specific sites only: 1 match pattern.

What the developer says, and 5 screenshots

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

Users
1 000
Rating
3.0 (2 ratings)
Users, last 19 days
unchanged
Rating, last 30 days
Not watched long enough to say
Version
2.2
Updated in the store
2026-09-17
Published
2024-02-19
Manifest
V3
Browser access
5 permissions, 1 site pattern

How it has moved

Users
unchanged since 31.08
1k · 2 readings
2026-09-18: released 2.2
  1. 2026-08-311k
  2. 2026-09-181kreleased 2.2
Rating
unchanged since 31.08
reviewsrating 3.00 · 2 readings
2026-09-18: released 2.2
  1. 2026-08-31reviews2rating3.00
  2. 2026-09-18reviews2rating3.00released 2.2
Users
unchanged since 31.08
1k · 2 readings
2026-09-18: released 2.2
  1. 2026-08-311k
  2. 2026-09-181kreleased 2.2
Rating
unchanged since 31.08
reviewsrating 3.00 · 2 readings
2026-09-18: released 2.2
  1. 2026-08-31reviews2rating3.00
  2. 2026-09-18reviews2rating3.00released 2.2

A dot marks a day the store showed a different number. Between them the line carries the last one forward: we read every listing more than once 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.

  • https://*.lichess.org/*
  • See the address and title of every tab you have open tabs
  • Run its own code on the pages it can access scripting
  • Act on the current tab, but only after you click it activeTab
Show the remaining 2
  • Add items to the right-click menu contextMenus
  • Open a panel beside the page sidePanel

The full permission history for this extension

Version history

  1. Version 2.2 · Asked for more permissions (6, was 4)

What changed recently

  1. Package size changed
  2. Asked for more permissions (6, was 4)
  3. Released version 2.2 (was 2.1)

The publisher

davep80 publishes 3 listings we track, 1k users between them.

  1. github string search davep80 · Productivity · Developer · published 2025-02-07 14 users
  2. Chess Visualization Trainer davep80 · Lifestyle · Games · published 2026-06-03 4 users (last published figure)

Like this one

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

  1. ChessSolve Describes nearly the same job, smaller audience 746 users ★ 4.8
  2. Stockfish chess analyzer Describes nearly the same job, smaller audience 258 users ★ 5.0
  3. Chess Bot Coach Describes nearly the same job, smaller audience 2 users
  4. BoardGPT Describes nearly the same job, smaller audience 5 users
  5. Chess.com Analyzer Describes nearly the same job, smaller audience 176 users ★ 1.0

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.

Is this your extension?

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

See what the panel does

Figures come from our own daily pass over the public Chrome Web Store listing, last read on . We publish no contact details for extension developers.