Top 18 open-source products relevant to Action Games

0 A. D. is a free, open-source, historical Real Time Strategy (RTS) game currently under development by Wildfire Games, a global group of volunteer game developers. Download 0 A. D.

Open Source

DayZ is an open world multiplayer survival game that tosses you in the midst of a zombie apocalypse.

Open Source

Freeciv is an open-source, turn-based strategy game based on Civilization II.

Open Source

Join "The Project" to restore humanity's synaptic-link technology after nuclear war...

Open Source

What if Albert Einstein changed history? What if the Andromeda Strain were a miracle mineral?

Open Source

Flare (Free Libre Action Roleplaying Engine) is a simple game engine built to handle a very...

Open Source

Rogue Legacy is a Fabulous, Action-Adventure, 2D, Platformer, Rouge-like, Side-Scroll, Exploration, and Single-player video game developed and published by Cellar Door Games.

Open Source

Widelands is a free, open source real-time strategy game with singleplayer campaigns and a...

Open Source

On-host performance monitoring framework which exposes hand picked high resolution metrics to every engineer’s browser, by Netflix.

Open Source

Façade is an Interactive Drama, and Single-player Simulation developed by Michael Mateas.

Open Source

Spring:1944 is a WWII themed game based on the open source Spring Engine.

Open Source

webDiplomacy is an online, multiplayer, turn-based strategy game that lets you play Diplomacy online.

Open Source

A 2D realtime strategy simulation with an emphasis on economy and city building. Expand your small settlement to a strong and wealthy colony, collect taxes and supply your inhabitants with valuable goods.

Open Source

Grow in power by conquering castles. Gain vassals until you can overthrow your lord and climb the tree to become the Dominus.

Open Source

Penumbra is an Entertaining, Action-Adventure, Horror-Survival, First-person Perspective, and Single-player video game created by Frictional Games and published by Paradox Interactive.

Open Source

Free and open source, mechanical contraption building game with realistic physics.

Open Source

Beyond All Reason (BAR) is the ultimate Realtime Strategy Game (RTS). Everything is physically simulated, with over 400 unique units, with true radar and sight where terrain really matters. BAR offers countless possible strategies.

Open Source

Barony is a Single-player and RPG video game that is published and developed by Turning Wheel LLC.

Open Source