ChessBlocker is a free Chrome extension developed by elyronnen. It falls under the category of Browsers and specifically the Add-ons & Tools subcategory.

ChessBlocker allows you to set a daily limit on the number of games you play on Chess.com and Lichess. By configuring your username and desired limit, the extension will prevent you from exceeding your set limit on both websites. This is particularly helpful for chess enthusiasts who want to manage their time spent on these platforms more effectively.

ChessBlocker is an open-source extension, which means that its source code is freely available on GitHub. Users are encouraged to report bugs, request new features, and even contribute to the development of the extension by visiting the GitHub repository and submitting their feedback.

With ChessBlocker, you can take control of your chess gaming experience and ensure that you don't spend more time than desired on Chess.com and Lichess.