Developers and modders will find these projects equally appealing. Open-source means the source code is freely available on GitHub, so developers can use it as a springboard for their own game.

Blendo Games has publicly released the source code of its latest game, Skin Deep, encouraging other developers to build more stealth games in its footsteps—or at least to take a look at the sick ...

Developers are always looking to better understand their tools, and now Crytek has made a big leap toward that goal. The full source code for the game-making Cryengine software is now available on ...

The games getting a source code release are Command & Conquer (Tiberian Dawn), Red Alert, C&C Renegade, and C&C Generals and Zero Hour.

Modders have already gotten their own custom GTA 5 builds up and running based on that leaked code, and now the whole community is reckoning with what this means for the future of the open-world game.

The Linux Foundation, Amazon, and more than 20 other gaming companies hope to make open-source game playing more of a win-win technology for both developers and players.