Tampermonkey Chess Script High Quality Jun 2026

: Download it from the Chrome Web Store or Firefox Add-ons .

setInterval(() => if (autoEnabled && isMyTurn()) let fen = getBoardFEN(); engine.postMessage( position fen $fen ); engine.postMessage('go depth 14'); tampermonkey chess script

: Changing piece sets, board themes, or adding coordinates that aren't available in the standard settings. Analysis & Statistics : Download it from the Chrome Web Store or Firefox Add-ons

Create a floating control panel:

The script scans the HTML of the chess website. It identifies elements representing pieces (e.g., <div class="piece pawn white" ...> ) and translates their visual coordinates into a FEN string (a text notation describing the board state). engine.postMessage( position fen $fen )