OpenRA by OpenRA

Open Source real-time strategy game engine for early Westwood games such as Command & Conquer: Red Alert written in C# using SDL and OpenGL. Runs on Windows, Linux, *BSD and Mac OS X.

created at Oct. 4, 2010, 7:38 a.m.

380 +0

14,753 +15

2,688 +1

OpenRCT2 by OpenRCT2

An open source re-implementation of RollerCoaster Tycoon 2 🎢

created at April 1, 2014, 11:32 p.m.

203 +0

13,498 +28

1,550 +4

openage by SFTtech

Free (as in freedom) open source clone of the Age of Empires II engine 🚀

created at Nov. 3, 2013, 10:35 p.m.

400 +0

12,770 +16

1,122 -1

devilution by diasurgical

Diablo devolved - magic behind the 1996 computer game

created at April 2, 2018, 1:01 a.m.

248 +0

8,782 +7

920 +0

devilutionX by diasurgical

Diablo build for modern operating systems

created at Aug. 2, 2018, 5:19 p.m.

199 +0

8,080 +20

795 +1

VVVVVV by TerryCavanagh

The source code to VVVVVV! http://thelettervsixtim.es/

created at Oct. 16, 2015, 6:17 p.m.

72 +0

7,007 +2

558 +0

OpenTTD by OpenTTD

OpenTTD is an open source simulation game based upon Transport Tycoon Deluxe

created at April 6, 2018, 6:06 p.m.

112 +0

6,361 +14

892 +2

openmw by OpenMW

OpenMW is an open-source open-world RPG game engine that supports playing Morrowind. Main repo and issue tracker can be found here: https://gitlab.com/OpenMW/openmw/

created at Aug. 23, 2009, 2:46 p.m.

273 -2

5,397 +10

938 +1

OpenSC2K by nicholas-ochoa

OpenSC2K - An Open Source remake of Sim City 2000 by Maxis

created at Feb. 3, 2018, 2:38 a.m.

152 +0

4,982 +0

88 +1

runelite by runelite

Open source Old School RuneScape client

created at April 30, 2016, 8:48 p.m.

97 +0

4,818 +2

5,241 +5

OpenLara by XProger

Classic Tomb Raider open-source engine

created at Aug. 13, 2016, 10:06 p.m.

161 +0

4,707 +2

363 +3

vcmi by vcmi

Open-source engine for Heroes of Might and Magic III

created at April 6, 2014, 1:42 p.m.

123 -1

4,547 +16

491 +1

zelda3 by snesrev

None

created at Aug. 11, 2022, 1:11 a.m.

91 +0

4,273 +4

355 +0

CorsixTH by CorsixTH

Open source clone of Theme Hospital

created at Aug. 25, 2013, 6:16 p.m.

123 +0

4,050 +7

368 +0

warzone2100 by Warzone2100

Command the forces of The Project in a battle to rebuild the world after mankind has been nearly destroyed by nuclear missiles. A 100% free and open source real-time strategy game for Windows, macOS, Linux, BSD+

created at Nov. 16, 2010, 4:36 a.m.

115 +1

3,225 +5

531 +0

julius by bvschaik

An open source re-implementation of Caesar III

created at Aug. 19, 2017, 8:48 p.m.

87 +1

2,840 +5

317 +0

daggerfall-unity by Interkarma

Open source recreation of Daggerfall in the Unity engine

created at Jan. 6, 2015, 9:18 p.m.

135 +1

2,736 +5

333 +0

fheroes2 by ihhub

fheroes2 is a recreation of Heroes of Might and Magic II game engine.

created at Aug. 30, 2019, 3:05 p.m.

48 +0

2,728 +7

377 +1

space-station-14 by space-wizards

A multiplayer game about paranoia and chaos on a space station. Remake of the cult-classic Space Station 13.

created at May 22, 2017, 1:57 a.m.

54 +0

2,713 +12

3,424 +30

wipeout-rewrite by phoboslab

None

created at Aug. 10, 2023, 11:14 a.m.

41 +0

2,658 +6

213 +1