Tampermonkey Chess Script Jun 2026

Allows users to see both the "Move Played" and "Best Move" markers simultaneously in Chess.com reviews.

As of 2026, the chess platform arms race has intensified:

Scripts that interact with chess engines (like Stockfish) to calculate moves, highlight the best squares on the live board, or predict opponent blunders are strictly forbidden. Both Chess.com and Lichess employ highly sophisticated anti-cheat algorithms that easily detect the automated DOM manipulation and engine calls associated with cheat scripts. Using these will result in permanent account bans. How to Install a Tampermonkey Chess Script

Players use Tampermonkey scripts for various purposes, ranging from cosmetic upgrades to advanced data analysis. Custom Board and Piece Themes

Using scripts can be a double-edged sword, especially on competitive platforms. sayfpack13/chess-analysis-bot - GitHub tampermonkey chess script

It’s wild how much control you have over a webpage once you inject a script. ✅ DOM manipulation ✅ External library injection ✅ Real-time UI overlay

⚠️ I built this strictly for educational purposes to understand how browser extensions interact with complex web apps. I do not condone using scripts to cheat in rated games—play fair!

Tampermonkey chess scripts allow you to inject custom code into websites like Chess.com and Lichess to completely transform your user experience. By leveraging these user scripts, you can alter visual themes, automate tedious tasks, and add powerful analytical tools directly to your browser.

Search repositories like GreasyFork for "Chess.com" or "Lichess" scripts. Allows users to see both the "Move Played"

This is the most critical section of the article. The use of Tampermonkey chess scripts is not a monolithic "good" or "bad" issue; it's highly dependent on the script's function and how it's used.

(function() 'use strict'; document.body.appendChild(document.createElement('div')).innerHTML = 'Tampermonkey script injected!'; )();

The script waits for the DOM (Document Object Model) to load the chessboard. It identifies the board container, square elements, and piece images or SVG paths.

// ==UserScript== // @name Center Squares Highlighter // @namespace http://tampermonkey.net/ // @version 0.1 // @description Highlights e4, d4, e5, d5 // @match *://*.chess.com/* // @grant none // ==/UserScript== Using these will result in permanent account bans

Notes and safety

It is crucial to understand that using a that provides move suggestions or automates gameplay is considered cheating on platforms like Chess.com and Lichess.

Open your preferred chess website. Click the Tampermonkey extension icon in your browser toolbar to confirm the script is toggled to "On." Refresh the page to see the changes. The Dark Side: Cheating and Fair Play Policies