Zandronum is a free and open source multiplayer source port of the classic first-person shooter computer game Doom. It is a fork of the Skulltag source port, and is designed to provide a stable, modern experience for Doom players on a variety of operating systems. Zandronum offers a wide variety of features, such as compatibility with the original Doom engine, support for add-ons such as custom weapons, levels and characters, and network play. It also includes advanced features such as bots, a scripting system, and more. Zandronum is available for Windows, macOS, and Linux, and is regularly updated with new features and bug fixes.
Discontinued development is not stopped, but the latest version, 0.8.8, was released in February 2012.
Discontinued The last update was published on September 6, 2013.
Discontinued No further updates since November 2013: http://assault.cubers.net/ (like Alien Arena, also noted to be discontinued).