Chess Opponent Info is a Chrome add-on developed by Alexander Klotz that enhances your chess.com experience by providing additional information about your opponent. By utilizing the public chess.com API, this add-on ensures that the opponent info is always up to date. This feature can offer you valuable insights into your opponent’s playstyle, current performance, and experience without the need to navigate to their profile, allowing you to focus more on the game itself.

One of the key benefits of Chess Opponent Info is the ability to customize the displayed information according to your preferences. Your chosen settings are conveniently saved in your browser, eliminating the need to reconfigure each time. Additionally, you can tailor the information to suit your specific preferences, minimizing unnecessary clutter while still gaining valuable insights into your opponent. Furthermore, users can easily switch between a dark or light theme for the add-on popup, enhancing the overall user experience.