Eval Pineapple is a free Chrome add-on developed by nalegends1. It falls under the category of Browsers and the subcategory of Add-ons & Tools. This unique program replaces the traditional eval bar on popular chess platforms such as Lichess and Chess.com with Hikaru's facial expressions.

With Eval Pineapple, users can add a touch of fun and entertainment to their chess games. Instead of the usual numerical evaluation, players now have the option to see Hikaru Nakamura's facial expressions, adding a new level of engagement to the game. Whether it's a smile, a frown, or a look of surprise, Hikaru's expressions provide a unique visual representation of the game's evaluation.

This add-on is compatible with the Chrome browser, making it easily accessible to a wide range of users. It offers a refreshing and lighthearted approach to chess analysis, allowing players to enjoy the game with a touch of humor. If you're looking to add some personality to your chess games on Lichess or Chess.com, Eval Pineapple is a fun and free option to consider.