Chess Utils

Features: - button for lichess analysis in popup after game - selected piece highlight (different from last move, mostly works but has some issues) - straight knight arrows - 2 custom piece sets - hide some ads (on the right while playing) - auto spectate - shortcuts to copy current game or position (not while playing yourself) I am not affiliated with chess.com or lichess in any way. **Use at your own risk.** Updates (usually takes about two days to be published): [2025-04-08] - Fixed Lichess analysis and copy pgn/fen (was due to a change from chess.com) [2025-08-08] - Fixed how we get the game data (pgn/fen) [2026-04-01] - Fix "Lichess Analysis" button not being shown Credits and Licenses: - The chess pieces (simple and shaded) are adapted from the [chess pieces by Cburnett](https://en.wikipedia.org/wiki/User:Cburnett/GFDL_images/Chess), which are licenced under [CC BY-SA 3.0](https://creativecommons.org/licenses/by-sa/3.0/). - Pieces Simple and Pieces Shaded © 2025 by mtw are licensed under [CC BY-SA 4.0](https://creativecommons.org/licenses/by-sa/4.0/). - Chess Utils by mtw is licensed under [GPLv3](https://www.gnu.org/licenses/gpl-3.0).