Valve has initiated a beta test for a significant update to the Steam Community Market, which now includes over 13,000 games and more than 700 with in-game items. The update features a new layout with a full-width grid display to enhance user navigation. Counter-Strike players will be the first to experience these changes, including specially generated images for individual items that showcase their characteristics. Valve has created over 27 million unique images for Counter-Strike listings. The updates are set to go live today, and all marketplace users can access the beta, with an option to opt out.