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Open-Source Games

Explore the fantastic list of Open Source Games available for Windows—perfect for discovering unique and customizable gaming experiences. This curated selection provides you with a range of titles where you can enjoy gameplay while accessing the source code, ideal for both gamers and developers. From engrossing simulations to action-packed adventures, these open solutions allow full alterations to tailor the game to your preference. Let’s say you’ve always wanted to improve your favorite classic game—now you can do just that. Whether you’re diving into strategic battles or exploring endless universes, the possibilities are vast. How about starting with one that intrigues you? Download these amazing titles from Uptodown and embark on your next gaming adventure now.
Julius icon
Play Caesar 3 comfortably on a modern PC
AssaultCube Portable icon
Portable version of Cube’s most exciting clone.
FreeDroidRPG icon
Play as Tux against evil rebel bots
Angband icon
Put an end to Morgoth's reign of terror
AssaultCube Reloaded icon
Quality first-person shooting
Grezzo 2 icon
The most beastly, offensive game ever
Marathon 2: Durandal icon
The second installment of the franchise that inspired Halo
Marathon Infinity icon
The third and last installment of the Marathon saga
Performous icon
An open source dancing and karaoke game
Doom Legacy icon
The best way to enjoy the original Doom