- [Victor Fisac](https://github.com/victorfisac) for developing physics raylib module (physac) and implementing PBR materials and lighting systems... among multiple other improvements and multiple tools and games.
- Albert Martos for helping on raygui and porting examples and game-templates to Android and HTML5.
- Ian Eito for helping on raygui and porting examples and game-templates to Android and HTML5.
- [procedural](https://github.com/procedural) for testing raylib on Linux, correcting some bugs and adding several mouse functions.
- [Chris Hemingway](https://github.com/cHemingway) for improving raylib on OSX build system.
- [Emanuele Petriglia](https://github.com/LelixSuper) for working on multiple GNU/Linux improvements and developing [TicTacToe](https://github.com/LelixSuper/TicTacToe) raylib game.
- [Joshua Reisenauer](https://github.com/kd7tck) for adding audio modules support (XM, MOD) and reviewing audio system.
- [Marcelo Paez](https://github.com/paezao) for his help on OSX to solve High DPI display issue. Thanks Marcelo!
- [Ghassan Al-Mashareqa](https://github.com/ghassanpl) for his amazing contribution with raylib Lua module, I just work over his code to implement [rlua](https://github.com/raysan5/raylib/blob/master/src/rlua.h)
- [Teodor Stoenescu](https://github.com/teodor-stoenescu) for his improvements on OBJ object loading.
- [RDR8](https://github.com/RDR8) for helping with Linux build improvements
- [Saggi Mizrahi](https://github.com/ficoos) for multiple fixes on Linux and audio system
- [Daniel Lemos](https://github.com/xspager) for fixing issues on Linux games building
- [Joel Davis](https://github.com/joeld42) for adding raycast picking utilities and a [great example](https://github.com/raysan5/raylib/blob/master/examples/models/models_mesh_picking.c)
- [Richard Goodwin](https://github.com/AudioMorphology) for adding RPI touchscreen support
- [Milan Nikolic](https://github.com/gen2brain) for adding Android build support with custom standalone toolchain