Replacement

This engine can be used as a replacement for commercial or closed engines

Displaying 1 - 12 of 68 games in this category. All games

OpenRayman

An open source reimplementation of the Rayman 2: The Great Escape engine using C++11 and modern OpenGL.

OpenKeeper

An open source clone of the Dungeon Keeper II game and engine.

Spearmint

Spearmint is a heavily modified version of the Quake III Arena engine.

Strife-ve

Strife Veteran Edition GPL Source Release You need assets from the original game Strife: Veteran Edition.

ET:Legacy

Welcome to Enemy Territory: Legacy, an open source project that aims to create a fully compatible client and server for the popular...

Doomsday Engine

A portable game engine for classic first person shooters such as DOOM, Heretic and Hexen.

OpenRW

OpenRW "Open ReWrite" is an un-official open source recreation of the classic Grand Theft Auto III game executable.

JediOutcastLinux

Jedi Knight II: Jedi Outcast (Single Player Linux Port).

OpenJK

OpenJK is an effort by the JACoders group to maintain and improve the game engines on which the Jedi Academy (JA) and Jedi Outcast...

ALIVE

Open source implementation of ALIVE engine that powers Oddworld Abes Oddysee and Oddworld Abes Exoddus.

HomeworldSDL

SVN Rev. 94X (8 Mar 2015)
Homeworld is a real-time strategy computer game, set and played in a 3D space environment.

OpenXcom

OpenXcom is an open-source clone of the original UFO: Enemy Unknown (X-Com: UFO Defense in USA), licensed under the GPL and written in C++ / SDL.