Top Alternatives to Nexuiz Classic

Counter-Strike is a globally recognized series of multiplayer first-person shooter games. Players engage in strategic team-based combat, with either terrorist or counter-terrorist objectives like bomb defusal or hostage rescue. Known for its competitive esports scene and precise gameplay.

Xonotic is a fast-paced, arena-style first-person shooter with a focus on pure competitive gameplay. It is free, open-source, and offers both single-player and robust multiplayer modes with a variety of weapons and game types.

Urban Terror is a free-to-play, multiplayer first-person shooter that balances realism with fast-paced action. Built on a modified ioquake3 engine, it offers a competitive experience with diverse maps, weapons, and gameplay modes.

AssaultCube is a free, fast-paced, first-person shooter game built on the Cube engine. It offers both online multiplayer and single-player modes, emphasizing tactical gameplay and high performance on various hardware.

Warsow is a fast-paced, open-source arena first-person shooter designed for competitive play. It emphasizes movement, aiming, and strategic gameplay in futuristic environments.

Tremulous is a unique free and open source team-based first-person shooter that seamlessly blends FPS action with real-time strategy elements. Players join one of two opposing teams, Humans or Aliens, each with distinct capabilities and objectives, engaging in fast-paced combat while managing resources and building structures to gain an advantage.

Alien Arena is a fast-paced, free-to-play deathmatch style first-person shooter set in a futuristic, science-fiction universe. It emphasizes classic arena combat with a variety of weapons, maps, and game modes, offering both online multiplayer and single-player bot matches for intense action.

AU Modern FPS is a free-to-play, browser-based first-person shooter game developed with Unity3D, offering fast-paced multiplayer action directly in your web browser.