GOG.com (formerly Good Old Games) is a digital distribution platform for video games and films. It is operated by GOG Sp. z o.o., a wholly owned subsidiary of CD Projekt based in Warsaw, Poland. GOG.com delivers DRM-free video games through its digital platform for Microsoft Windows, macOS and Linux. Originally focused on retro and legacy titles, it expanded towards more modern indie and even big name games starting in March 2012. It sells the Catacomb games, both 3D and 2D, all together as the Catacombs Pack.