ZDaemon is a modified Doom source port based on ZDoom for both Windows and Linux/Unix (server only at this time), purposely-built for playing multiplayer games over the Internet. The current official version is (). ZDaemon itself is based on ZDoom 1.23, which was one of the last major versions of ZDoom before moving to its current 2.xx codebase. It features some of the features available from ZDoom such as the majority of line types, sloped lines, and deep water, but it lacks some of the more advanced functions of later versions of ZDoom, such as advanced ACS scripting support, DECORATE, flat and texture mixing, and other similar features. However, ZDaemon itself features an enhanced network code suitable for client/server games, stats and experience collection, teamplay support, and a Cap