Features

Keep in mind that interacting with websites in such a way can be against the terms of service of some platforms. Always ensure you're not violating any rules.

const lastMove = moves[moves.length - 1]; // Extract square from move text (simple example) const moveText = lastMove.innerText; const match = moveText.match(/([a-h][1-8])/); if (match) const square = match[1]; const squareElement = document.querySelector(`[data-square="$square"]`); if (squareElement) squareElement.style.backgroundColor = 'yellow'; setTimeout(() => squareElement.style.backgroundColor = ''; , 1000);

It’s a fantastic exercise in reverse engineering. You learn about:

On a functional level, Tampermonkey scripts act as an intermediary layer between the server’s data and the user’s interface. For many enthusiasts, scripts are a way to personalize their environment beyond the standard settings provided by the platform. Users often install scripts to change piece sets to more exotic designs, implement custom board colors, or add "quality of life" features like advanced move notation and timers. In this context, the script is a tool for accessibility and personalization, allowing the player to tailor their digital "study" to their exact preferences.

: Tampermonkey will automatically detect the script and ask for permission.

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