OpenRCT2 by OpenRCT2

An open source re-implementation of RollerCoaster Tycoon 2 🎢

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

203 +0

13,043 +17

1,496 -1

jmonkeyengine by jMonkeyEngine

A complete 3-D game development suite written in Java.

created at March 20, 2014, 10:29 p.m.

201 +0

3,727 +5

1,115 +3

Terasology by MovingBlocks

Terasology - open source voxel world

created at March 4, 2011, 3:49 a.m.

189 +0

3,634 +2

1,324 +0

stats.js by mrdoob

JavaScript Performance Monitor

created at April 8, 2010, 11:54 a.m.

180 +0

8,621 +4

1,204 +1

0ad by 0ad

Git mirror of the 0 A.D. source code (http://trac.wildfiregames.com/browser)

created at Oct. 23, 2010, 3:04 a.m.

177 -1

2,683 +2

515 -1

endless-sky by endless-sky

Space exploration, trading, and combat game.

created at March 14, 2015, 8:44 p.m.

163 -2

5,462 +11

991 +2

OpenJK by JACoders

Community effort to maintain and improve Jedi Academy (SP & MP) + Jedi Outcast (SP only) released by Raven Software

created at April 4, 2013, 9:12 a.m.

161 +0

1,965 +5

605 -1

OpenLara by XProger

Classic Tomb Raider open-source engine

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

160 +0

4,613 +4

360 +0

wesnoth by wesnoth

An open source, turn-based strategy game with a high fantasy theme.

created at April 14, 2013, 5:13 p.m.

152 +0

5,296 +11

990 +2

freeablo by wheybags

[ARCHIVED] Modern reimplementation of the Diablo 1 game engine

created at July 8, 2013, 6:23 p.m.

151 +0

2,159 +1

194 +0

renpy by renpy

The Ren'Py Visual Novel Engine

created at June 28, 2012, 1:21 a.m.

141 +0

4,651 +16

667 +0

clumsy-bird by ellisonleao

A MelonJS port of the famous Flappy Bird Game

created at Feb. 4, 2014, 9:12 p.m.

140 +0

1,498 +5

1,046 +2

Crafty by craftyjs

JavaScript Game Engine

created at Nov. 4, 2010, 11:02 p.m.

137 +0

3,381 +1

561 +0

evennia by evennia

Python MUD/MUX/MUSH/MU* development system

created at Jan. 21, 2014, 10:22 p.m.

135 +0

1,733 +4

685 +0

ioq3 by ioquake

The ioquake3 community effort to continue supporting/developing id's Quake III Arena

created at Dec. 31, 2012, 8:11 p.m.

130 +0

2,325 +5

522 +1

untrusted by AlexNisnevich

A meta-JavaScript adventure game by Alex Nisnevich and Greg Shuflin.

created at March 9, 2013, 2:19 a.m.

129 +0

4,548 +16

707 +1

CorsixTH by CorsixTH

Open source clone of Theme Hospital

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

125 +0

3,930 +4

354 -1

The-Powder-Toy by ThePowderToy

Written in C++ and using SDL, The Powder Toy is a desktop version of the classic 'falling sand' physics sandbox, it simulates air pressure and velocity as well as heat.

created at July 25, 2010, 1:47 p.m.

124 +0

4,396 +9

746 +0

Mario-Level-1 by justinmeister

The first level of Super Mario Bros made with Python and Pygame.

created at Jan. 5, 2014, 7:49 a.m.

119 +0

2,107 -1

715 +1

OpenXcom by OpenXcom

Open-source clone of the original X-Com 👽

created at Feb. 6, 2011, 5:54 p.m.

116 +0

1,840 +4

477 +0