Chess Helper version history - 1 version
Chess Helper by Branimir Klarić
Chess Helper version history - 1 version
Be careful with old versions! These versions are displayed for testing and reference purposes.You should always use the latest version of an add-on.
Latest version
Version 3.3.1
Released Apr 8, 2026 - 6.08 MBWorks with firefox 128.0 and laterSource code released under All Rights Reserved