Setting up your first chess userscript takes less than five minutes. Follow these simple steps: Step 1: Install the Tampermonkey Extension
: A cosmetic script that changes the visual style of the chess pieces with a "shadow" effect. Lichess Analysis for Chessgames.com
Tampermonkey is a highly popular userscript manager available for all major browsers, including Chrome, Firefox, Edge, and Safari. It allows users to install and run "userscripts"—small programs written in JavaScript—that modify the appearance, layout, and functionality of specific websites.
: A highly-rated script that provides board analysis and move suggestions using a GUI. Chess Plus+ tampermonkey chess script
function humanizeMove(move) let delay = 300 + Math.random() * 800; setTimeout(() => makeAutoMove(move), delay);
Every second, it scans the Chess.com game page for pieces with the wk (white king) or bk (black king) class and adds a red glow.
This public link is valid for 7 days and shares a thread, including any personal information you added. This link or copies made by others cannot be deleted. If you share with third parties, their policies apply. Can’t copy the link right now. Try again later. Setting up your first chess userscript takes less
Creating advanced scripts requires a good understanding of both JavaScript and the specific website's structure and APIs.
GM_xmlhttpRequest( method: 'GET', url: `https://lichess.org/cloud-eval?fen=$encodeURIComponent(fen)&multiPv=1`, onload: function(res) let best = JSON.parse(res.responseText); console.log('Best move:', best.pvs[0].moves);
Uses cg-board SVG system; pieces are determined by transform matrices + piece classes. It allows users to install and run "userscripts"—small
Some malicious scripts are designed to overlay engine suggestions (from Stockfish) directly onto the browser screen or automatically move pieces based on the best evaluation. Detection and Account Bans
Imagine a Tampermonkey script that does not use Stockfish, but uses a local AI model (like GPT-4o-mini or Llama 3) to give .