Open Source Games

Free and Open Source Games for Download and Play

Open source software has been on the rise in recent years. Powerful programs for graphic design and video editing are available to use freely and have millions of users throughout the world. Additionally, there are a plethora of excellent open source games available to download and play for free! These are quality games that have been well tested and are a ton of FUN to play. These include all game genres including racing, first person shooters, and real-time strategy to name a few. Checkout some of our favorites below (especially HedgeWars).

City Building Games

OpenTTD is a free and open source variation of the Transport Tycoon Deluxe game. Download OpenTTD and play the game. 

Unknown Horizons is a free and open source real-time economy strategy game built in a 2D engine. Build your thralling city in this versatile game. 

Wideands is a free and open source single-player and multiplayer real-time strategy game. Learn about this game and download to play.

Micropolis is a free and open source web based basic city building game. Play this fun and simple game today.

FreeCol is a free and open source American colonization game with similar play style to Civilization. Build your America with this great game.

Real Time Strategy Games

0 A.D. Is a free and open source ancient warfare strategy game similar to Age of Empires. Build your kingdom in this high quality game. 

Mega Glest is a 3D real-time strategy game that is both free and open source. Build your army and fight today.

Seven Kingdoms is a set of free and open source real-time fantasy strategy games by Enlight Software Ltd. Start your quest into the kingdoms. 

OpenRA is a free and open source variant of the classic Command & Conquer real-time strategy games. Relive the greatness of Command & Conquer in this game.

WarZone 2100 is free and opensource strategy game where you are tasked with rebuilding after a nuclear war. Save humanity today with this exciting game.

First Person Shooter Games

Xonotic is a free and open source fast paced first person shooter game. See if you can survive.

Red Eclipse is a fun-filled free and open source arena shooter with plenty of bonuses. Play the game or one of it’s many variants today.

Cube 2: Sauerbraten is a classic death match style first person shooter free and open source game. Download and start a multiplayer or single-player match. 

Terminal Overload is a free and open source tron like first person shooter game with low quality graphics and high quality game play. Fight for the users today!

Freedoom is a free and open source version of the classic Doom first person shooter. Get involved playing and building this great game. 

Space Games

Oolite is a free and open source space game inspired by the 8-bit classic Elite. Survive in the lawless vastness of space in this intriguing game. 

Endless Sky is a 2D free and open source trading, exploration, and space combat game. Find out if you have what it takes to master the Endless Sky.

Naev is a wide open space game that is both free and open source. Try Naev today.

Pioneer is a free and open source open-ended space game where you seek to survive however you can. Make a name for yourself in this exciting game. 

Celestia is a free and open source 3D space simulator. While not a game per se, it can be a lot of fun to play around with. Discover the universe today!

Puzzle Games

BlockOut is a free and open source block stacking game that is essentially a 3D bird’s eye view of Tetris. See how you stack up in this frustratingly addictive game. 

Me and My Shadow is a free and open source puzzle game in which you have to solve puzzles to reach the exit on each level. Think your way out of tricky situations in this unique game. 

Pingus is a the free and open source variant of the classic game Lemmings. Save them all in this remake of a classic game. 

Kiki the Nanobot is a free and open source 3D puzzle game similar to Sokoban and Kula-World. Solve the puzzle of Kiki today.

2D Side Scrolling Games

Bard’s Lesson is an open source side scrolling game which also teaches music notation. Learn while you play with this unique game. 

Secret Maryo Chronicles is a free and open source side scrolling game with same (unsurprising) similarities to the classic Mario game. Try out this great game.

Hexoshi is a Metroid inspired free and open source game. The music is even comparable. Get involved with this awesome game and project. 

SuperTux is a free and open source super fun classic style 2D side scrolling game similar to Super Mario. Conquer the maps and develop some new ones today.

XMoto is 2D motocross sidescroller that is both free and open source. Check this game out.

Racing Games

Speed Dreams is a high quality free and open source 3D motorsport racing game. At least check out the graphics and consider downloading this game.

Torcs Is a free and open source racing game, AI racing and research platform. Get involved with this great game. 

VDrift is a free and open source driving simulator focused on drift racing. Try this unique game today. 

Trigger Rally is a 3D rally racing free and open source game with great physics. Experience rally racing for free in this cool game. 

SuperTuxKart is a free and open source arcade racer with a similar feel to the classic Mario Kart games. Tryout the variety of tracks and modes this game offers.