three.js by mrdoob

JavaScript 3D Library.

created at March 23, 2010, 6:58 p.m.

2,544 -2

98,658 +149

35,057 +32

godot by godotengine

Godot Engine – Multi-platform 2D and 3D game engine

created at Jan. 4, 2014, 4:05 p.m.

1,504 +2

82,728 +209

17,951 +106

pixijs by pixijs

The HTML5 Creation Engine: Create beautiful digital content with the fastest, most flexible 2D WebGL renderer.

created at Jan. 21, 2013, 10:40 p.m.

997 +0

42,399 +57

4,731 +2

phaser by phaserjs

Phaser is a fun, free and fast 2D game framework for making HTML5 games for desktop and mobile web browsers, supporting Canvas and WebGL rendering.

created at April 12, 2013, 12:27 p.m.

1,228 +0

36,271 +49

7,052 +0

libgdx by libgdx

Desktop/Android/HTML5/iOS Java game development framework

created at Aug. 10, 2012, 7:34 p.m.

1,162 +0

22,647 +23

6,391 +1

cocos2d-x by cocos2d

Cocos2d-x is a suite of open-source, cross-platform, game-development tools utilized by millions of developers across the globe. Its core has evolved to serve as the foundation for Cocos Creator 1.x & 2.x.

created at Nov. 18, 2010, 11:17 p.m.

1,232 -1

17,868 +19

7,038 -2

matter-js by liabru

a 2D rigid body physics engine for the web ▲● ■

created at Feb. 19, 2014, 2:16 p.m.

233 +1

15,911 +36

1,942 +2

OpenEmu by OpenEmu

🕹 Retro video game emulation for macOS

created at Dec. 20, 2010, 8:13 p.m.

422 +0

15,722 +14

1,234 +0

lila by lichess-org

♞ lichess.org: the forever free, adless and open source chess server ♞

created at Feb. 21, 2012, 7:46 p.m.

225 +0

14,539 +26

2,122 +1

bgfx by bkaradzic

Cross-platform, graphics API agnostic, "Bring Your Own Engine/Framework" style rendering library.

created at April 4, 2012, 3:39 a.m.

480 +0

14,260 +29

1,887 +4

osu by ppy

rhythm is just a *click* away!

created at July 31, 2014, 4:26 a.m.

296 +0

14,229 +35

2,113 +10

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.

382 +0

14,095 +25

2,611 +0

OpenRCT2 by OpenRCT2

An open source re-implementation of RollerCoaster Tycoon 2 🎢

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

205 -1

12,868 +26

1,481 +6

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.

404 +0

12,364 +12

1,099 +3

2048 by gabrielecirulli

A small clone of 1024 (https://web.archive.org/web/20140328011720/https://play.google.com/store/apps/details?id=com.veewo.a1024)

created at March 5, 2014, 4:03 p.m.

571 +0

11,996 -3

16,828 +1

MonoGame by MonoGame

One framework for creating powerful cross-platform games.

created at April 7, 2011, 12:23 a.m.

467 +0

10,761 +21

2,810 +2

tiled by mapeditor

Flexible level editor

created at Feb. 27, 2011, 3:18 p.m.

346 +1

10,580 +19

1,704 +3

Craft by fogleman

A simple Minecraft clone written in C using modern OpenGL (shaders).

created at April 9, 2013, 7:47 p.m.

357 +0

10,176 +6

1,365 -1

minetest by minetest

Minetest is an open source voxel game-creation platform with easy modding and game creation

created at Aug. 7, 2011, 1:48 p.m.

320 -1

10,022 +6

1,938 -2

Cataclysm-DDA by CleverRaven

Cataclysm - Dark Days Ahead. A turn-based survival game set in a post-apocalyptic world.

created at Sept. 26, 2012, 10:57 p.m.

319 +0

9,635 +10

4,015 +3