Open Source Game Engines
| Engine |
Source Access |
License |
Access Cost |
Revenue Share |
Subscription |
Language |
2D |
3D |
Physics |
Visual Scripting |
Platforms |
Primary Use |
| MonoGame |
Yes |
Ms-PL |
Free |
No |
No |
C# |
Yes |
Yes |
External |
No |
Desktop, Mobile, Console |
Framework |
| Godot |
Yes |
MIT |
Free |
No |
No |
GDScript, C#, C++ |
Yes |
Yes |
Godot Physics, Jolt |
Yes |
Desktop, Mobile, Web, Console |
General Purpose |
| O3DE |
Yes |
Apache 2.0 |
Free |
No |
No |
C++, Lua |
Mixed |
Yes |
PhysX |
Yes |
Desktop, Console |
AAA |
| Bevy |
Yes |
MIT / Apache 2.0 |
Free |
No |
No |
Rust |
Yes |
Yes |
Rapier |
No |
Desktop, Web |
ECS Engine |
| Stride |
Yes |
MIT |
Free |
No |
No |
C# |
Yes |
Yes |
Bepu |
Yes |
Desktop |
.NET Engine |
| Urho3D |
Yes |
MIT |
Free |
No |
No |
C++ |
Yes |
Yes |
Bullet |
No |
Desktop, Mobile |
Lightweight |
| rbfx |
Yes |
MIT |
Free |
No |
No |
C++ |
Yes |
Yes |
Bullet |
No |
Desktop |
Vulkan Engine |
| Panda3D |
Yes |
BSD |
Free |
No |
No |
Python, C++ |
Mixed |
Yes |
Bullet |
No |
Desktop |
Simulation |
| Armory3D |
Yes |
Zlib |
Free |
No |
No |
Haxe |
Yes |
Yes |
Bullet |
Yes |
Desktop |
Blender Integration |
| Raylib |
Yes |
Zlib |
Free |
No |
No |
C |
Yes |
Mixed |
External |
No |
Cross-platform |
Framework |
| Defold |
Yes |
Defold License |
Free |
No |
No |
Lua |
Yes |
Mixed |
Box2D |
No |
Mobile, Desktop |
Mobile |
| Cocos Creator |
Yes |
MIT |
Free |
No |
No |
TypeScript |
Yes |
Mixed |
Box2D |
Yes |
Mobile, Web |
Mobile |
| Luanti (Minetest Engine) |
Yes |
LGPL |
Free |
No |
No |
C++, Lua |
No |
Yes |
Built-in |
No |
Desktop |
Voxel |
Commercial Game Engines
| Engine |
Source Access |
License |
Access Cost |
Revenue Share |
Subscription |
Language |
2D |
3D |
Physics |
Visual Scripting |
Platforms |
Primary Use |
| Unity |
Mixed |
Proprietary |
Free / Paid |
Mixed |
Yes |
C# |
Yes |
Yes |
PhysX, Box2D |
Yes |
All |
General Purpose |
| Unreal Engine 5 |
Mixed |
Proprietary |
Free |
Yes |
No |
C++, Blueprint |
Mixed |
Yes |
Chaos |
Yes |
All |
AAA |
| CryEngine |
Mixed |
Proprietary |
Free |
Yes |
No |
C++, C# |
No |
Yes |
Built-in |
Yes |
Desktop, Console |
AAA |
| Flax Engine |
Mixed |
Proprietary |
Free |
Yes |
No |
C#, C++ |
Yes |
Yes |
Built-in |
Yes |
Desktop |
AAA |
| GameMaker |
No |
Proprietary |
Paid |
No |
Yes |
GML |
Yes |
No |
Box2D |
No |
Desktop, Mobile |
2D |
| RPG Maker |
No |
Proprietary |
Paid |
No |
No |
JavaScript |
Yes |
No |
Basic |
No |
Desktop |
RPG |
| Construct 3 |
No |
Proprietary |
Paid |
No |
Yes |
JavaScript |
Yes |
No |
Built-in |
Yes |
Web |
No-code |
| Vision Engine |
No |
Proprietary |
Paid |
Mixed |
Mixed |
C++ |
Mixed |
Yes |
Havok |
Yes |
Desktop |
Legacy AAA |
