Jstris+ is a feature-rich extension for the popular online game Jstris, designed to improve gameplay through various enhancements. It introduces skill-based matchmaking with hidden MMR, allowing players to engage in competitive matches without the stress of ranking. Additionally, users can toggle and adjust graphical effects to enhance their visual experience, making the game more engaging and visually appealing.

The extension also supports the application of custom skins and sound effects, streamlining the process for players looking to personalize their experience. Moreover, Jstris+ adds spectator sound effects, ensuring that tournaments are dynamic and immersive. With these features, Jstris+ elevates the overall game experience, making it a valuable tool for both casual and competitive players.