Nexuiz is a 3d deathmatch game based on the The Quake1 engine was the first 3D game engine to feature fully a textured 3D environment. Originally developped by iDsoftware, it has since been released into the open source community.Quake1 engine. It is a 3d deathmatch game made entirely over the internet. The purpose of the game is to bring deathmatch back to the basics, with perfect weapon balancing and fast paced action, keeping itself away from the current trend of realistic shooters. It uses HFX textures by EvilLair is a talented texture designer made famous by his Quake3 texturesEvil Lair, and has many maps to frag in.