ioquake3 is a free and open-source software first person shooter engine based on the Quake 3: Arena and Quake 3: Team Arena source code.
The source code is licensed under the GPL version 2, and was first released under that license by id software on August 20th, 2005. Since then, our dedicated team has been working hard to improve it, fixing bugs, and adding just the right new features to make the engine even better than before.
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