The best open source alternative to OpenLieroX is Teeworlds. If that doesn't suit you, our users have ranked more than 10 alternatives to OpenLieroX and three of them is open source so hopefully you can find a suitable replacement. Other interesting open source alternatives to OpenLieroX are Soldat and Abuse.
Teeworlds is a free online multiplayer game, available for all major operating systems. Battle with up to 16 players in a variety of game modes, including Team Deathmatch and Capture The Flag. You can even design your own maps!
Soldat is an exciting unique side-view multiplayer action game. Played by hundreds of players at this moment. It takes the best from games like Liero, Worms, Quake and Counter-Strike and gives you fast action gameplay with tons of blood and flesh.
Abuse is a dark 2D side-scrolling platform game developed by Crack dot Com in 1995. It features beautiful lighting, realistic animation and nasty alien-like creatures to destroy.
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