Chess.com Analysis at Lichess

Chess.com Analysis at Lichess is a Chrome extension developed by Robert Anderson. According to the data from Chrome web store, current version of Chess.com Analysis at Lichess is 4.0.2, updated on 2022-04-19.
10,000+ users have installed this extension. 76 users have rated this extension with an average rating of .

Opens PGN of a game from chess.com or chessgames.com in lichess.org analysis

This extension has the following features:

* Allows you to view lichess analysis for any finished chess.com game.
* Works from the Game Archive as well as from finished live games
* Also supports chessgames.com, chess-db.com and chesstempo.com

I am not affiliated in any way with lichess or chess.com (but I'm a fan of both).

I'm not playing chess as much right now, so if it's broken, please let me know at [email protected].

Many thanks to all contributors!

Reddit discussion is here: https://redd.it/47cdew

Source code is on Github here: https://goo.gl/rOZqsm

Recent changes:
2022 April 17: Fixed for change to chess.com download button.
2022 March 28: Fixed some problems with the upgrade to manifest v3. Fixed chessgames.com. Fixed for change to chess.com download button.
2022 March 27: Upgraded to Chrome manifest v3 (thanks Russell!)
2022 March 5: Prevented chess.com analysis from being sent to lichess (thanks Russell!)
2021 December 20: Fixed for chess.com games via download button (thanks Pierre-Louis!).
2021 July 29: Fixed for chess.com daily games and events.
2021 February 6: Fixed when launched from the chess.com analysis pages. (thanks Johannes!)
2020 November 18: Fixes for recent chess.com changes. Now works from chess.com analysis pages.
2020 September 19: Fixes for changes to urls on chess.com and chesstempo.com.
2020 September 3: Updated for new url format on chess.com (thanks mhssmnn!).
2019 December 20: Fixed after recent changes to chess.com.
2019 October 8: Fixed after recent changes to chess.com. Now works with games against the computer.
2019 April 16: Support for games from chessgames.com, chess-db.com and chesstempo.com.
Improved manifest to limit permissions as much as possible.
Icon now becomes enabled only when there is a valid game to analyse.
Improved colour of icon so that it is clear when it is available.
2019 April 4: Fixed after live game. Avoided 'the message port closed...' error.
2019 April 3: Fixed after recent changes to Chess.com (thanks 0ddFell0w!) . Support for 'daily' games.
2018 December 8: Fixed after recent changes to Lichess import page.
2018 October 20: Fixed problem which was preventing working after live games.
2017 January 3: Fix to link after finished game. Also works from chess.com live analysis.
2016 November 30: Print-friendly PDF is now a separate Chrome extension (Lichess Print-friendly PDF).
2016 November 25: Print-friendly PDF now uses AWS lambda.
2016 November 14: Added 'Print-friendly PDF export' which has recently been removed from lichess.
2016 July 5: Fixed for recent chess.com changes.
2016 June 29: Fixed game result in lichess PDF export
2016 June 16: Fixed css name clash.
2016 June 16: Fixes for recent chess.com changes. Now works from any live game in v3 (not just your own)!
2016 June 13: Uses https in lichess.org urls.
2016 Mar 30: Improved reliability of computer analysis toggle before uploading to lichess.
2016 Mar 27: Updated to support recent changes to chess.com.

Thanks to Allan Rempel who created a similar plugin for chess.com v2.

Icon CC-BY-SA 3.0, CBurnett (https://en.wikipedia.org/wiki/User:Cburnett)
with adjustments by AntonSusi (https://commons.wikimedia.org/wiki/User:Antonsusi).