extension ExtPose


CRX id


Description from extension meta

The next-generation chess move calculator.

Image from store ChessExpert
Description from store ChessExpert automatically analyze chess positions on websites like chess.com or lichess.org. ChessExpert calculate the best move and additional variants while playing the game. ChessExpert can read positions from any website via user context menu option (right click on image or video). Supported websites: - lichess.org - chess.com - immortal.game ... and many more. Key features: - best move calculator - PDF recognition - image recognition - video recognition (YouTube) - user context menu (right mouse click) for images and videos * ChessExpert doesn't collect any user information. The purpose of this extension is to improve user skills during the game. See more on https://chessexpert.io

Latest reviews

  • (2023-11-05) Denzel Sapad: it has a bug where the arrows stay after the move
  • (2023-07-14) Ganchimeg Davaabayr: i kinda hate it but I dont know how to open the thing it opened form me idk how
  • (2023-02-15) kimo k: it doesnt automatically record the game is this outdated?
  • (2022-11-12) Abrahamburger: Perfect. It would be better to be able to use additional build-in engines, customized engines (uploaded from users), set engine strength, choose engine playing style (for example, positional, tactical, aggresive, passive, non-book-moves openings, etc).
  • (2022-11-09) Валерий Дубчак: Hello. Immortal.game got an update (11/09/2022) and your bot stopped working. Please tell me when ChessExpert will work with Immortal.game
  • (2022-09-30) Kamil Bazydło: Works like a charm!
  • (2022-08-26) Khoa Trần Thanh: can the chess website ban account using this ?
  • (2022-08-15) Armen Stepanyan: it works great, but isn't it cheating ?
  • (2022-07-08) Bedless hacker: This works great! Really improves your game. Just have one question, does this chess engine have an opening book?
  • (2022-03-05) Marcin Chorzępa: Great plugin. Game analysis in real time, highest ranked moves indicated with arrows bold. It will help to improve your skills and analyse the game.
  • (2022-03-02) Antoni Karolewski: Works flawlessly! Really helps to improve your game :)

Latest issues

  • (2024-05-11, v:2.4.3) Black Phoenix: desactualizado en chess.com
    Ya no funciona en esta página, se necesita actualizar el plugin. Muchas gracias.
  • (2023-07-14, v:2.4.2) Ganchimeg Davaabayr: I dont know how does chessexpert works cause i can't open it It opened for me today hours ago but it doesn't work i think
    i don't know how to open i can't seem to found is there need to be a other site to get in?
  • (2023-02-15, v:2.3.0) kimo k: is this still working?
    the app is not automatically recieving the game
  • (2022-07-08, v:2.2.1) Bedless hacker: Opening book?
    Does this have an opening book?


3,000 history
3.1111 (18 votes)
Last update / version
2024-05-22 / 2.4.3
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