Free, cross-platform game engines

From FreeGameDevWiki

Free game engines
Engine name/link	Language	Scripting	Details	2D	3D	Sound	Networking	Physics	License
AgateLib	C#	No		OpenGL	No	Yes	No	No	MPL 1.1^[1]
angel-engine	C++	Python	2D game prototyping engine	Yes	No	Yes	No	Yes	BSD
Axiom	C#	No		OpenGL	OpenGL	No	No	No	LGPL
Blitwizard	Lua	Lua	Callback-based/non-blocking networking, various integrated protocols (e.g. IRC)	OpenGL, Direct3D, Software (SDL 2)	No	SDL 2	Yes	Box2D with simplified, custom API	zlib/libpng
Crystal Space 3D	C, C++	Java, Perl, Python		OpenGL	No	Yes	No	ODE, Bullet	LGPL
Delta3D	C++	Python		OpenGL	OpenGL, OSG	OpenAL	Yes	ODE	LGPL
EasyWay	Java	No	Simple game creation	Yes	No	Yes	No	No	GPL
Edge2d	C++	No	Plug-in based	OpenGL	No	Yes	No	No	GPLv3
Epee Engine	C++	No		OpenGL, SDL	No	SDL_Mixer	No	No	zlib/libpng
Fenix	C	Fenix		SDL	No	MikMod	SDL_net	No	GPL
FIFE	C++	Python		OpenGL, SDL	No	OpenAL	No	No	GPL
G3D Engine	C++	No		No	OpenGL	No	No	No	BSD
Golden T Game Engine	Java	No		OpenGL	No	No	No	No	LGPL
gosu	C++, Ruby	No		OpenGL	No	No	No	No	MIT
Grail Adventure Game Engine	C++	Lua	Point and click adventure game engine / Currently in heavy development	SDL	No	Yes	No	No	GPL
Horde3D	C++	No	Requires OpenGL 2.0 card	No	OpenGL	No	No	No	LGPL
ika	C++	Python		OpenGL	No	Yes	No	No	GPL
Irrlicht Engine	C++, C#	Lua		No	OpenGL	No	No	No	zlib/libpng
JEngine SSE	C++	Lua		OpenGL	No	Yes	Yes	No	GPL
JGame	Java	No		Yes	No	Yes	No	No	BSD
jME	Java	Yes		Yes	Yes	Yes	No	No	BSD
Joge	Java	No		LWJGL	No	Yes	No	No	GPL
JOGREe	Java	No		Yes	No	No	Yes	No	BSD
Lightfeather	C++	No		No	OpenGL	No	Yes	No	zlib/libpng
LÖVE	Lua	Lua	2D game engine	OpenGL	No	SDL	No	Box2D	zlib/libpng
Mokoi Gaming	C++	Pawn		SDL,OpenGL	No	Yes	In Development	No	zlib/libpng
Novashell	C++	Lua		OpenGL	No	OpenAL	No	No	zlib/libpng
OGE	C++	Squirrel		OGRE	OGRE	OpenAL	RakNet	ODE	LGPL
OGRE	C++	No	Scene-oriented, flexible 3D engine	No	OpenGL	OgreAL(OpenAL)	No	Several possibilites	LGPL
O.H.R.RPG.C.E.	BASIC, Euphoria	Yes	Single player RPG engine	Yes	No	SDL	No	No	GPL
Orx	C/C++	No	Plugin architecture	Allegro, SDL, SFML	No	SFML	No, planned	Box2D	LGPL
Photon	C++	No		OpenGL	No	OpenAL	No	No	zlib/libpng
PLIB	C++	Yes		OpenGL	OpenGL	Yes	Yes	No	LGPL
PPTactical Engine	C++	Yes		Yes	No	No	No	No	LGPL
pygame	Python	Yes		Yes	No	Yes	No	No	LGPL
PySoy	C, Python, Vala	Javascript	Multi-threaded 3D game engine for cloud gaming	OpenGL	OpenGL	OpenAL	XMPP	ODE	AGPLv3
Quake Engine	C	QuakeC		No	OpenGL, Software	Yes	Yes	No	GPL
Quake II Engine (id Tech 2)	C	No		No	OpenGL	Yes	Yes	No	GPL
Quake III Engine (id Tech 3)	C	No		No	OpenGL	Yes	Yes	No	GPL
Raydium	C	PHP, Python		No	OpenGL	OpenAL	Yes	ODE	GPL
Ryzom Core	C++	Lua, Custom	Complete MMORPG platform - tools, services, client and artistic assets.	OpenGL, Direct3D	OpenGL, Direct3D	OpenAL, FMOD, DSound, XAudio2	Yes	Yes, Custom	AGPLv3, CC-BY-SA 3.0
Sauerbraten	C, C++	Cube Script (limited)		No	OpenGL	SDL	Yes	No	zlib/libpng
SCEngine (fr)	C	No	GPL OpenGL 3D engine written in C	OpenGL	OpenGL	No	No	No	GPLv3
SLUDGE	C++	SLUDGE	Adventure game engine	OpenGL	No	Yes	No	No	LGPL
Spring Engine	C++	Lua	RTS Engine	No	OpenGL	Openal	Yes	Yes	GPL
StarRuby	Ruby	Yes	For developing SNES-like games quickly and easily	Yes	No	SDL_mixer	Yes	No	MIT
Sylphis3D	C++	Python		No	OpenGL	OpenAL?	No	Yes	GPL
Xreal	C	No	Based on id Tech3	No	OpenGL	Yes	Yes	No	GPL
Yage	D	No		No	OpenGL	Yes	No	Yes	GPL