Unicorn CPU emulator framework (ARM, AArch64, M68K, Mips, Sparc
The flexible game engine
An OpenGL RTS game engine written in C
Xash3D FWGS engine
The Corosync Cluster Engine
Improved Quake III Arena engine
One advanced and mature open-source MPP
A C utility library and persistent key/value storage engine
The ioquake3 community effort to continue supporting/developing id's
PostgreSQL extension for full-text search of Chinese language
SwiftShader is a high-performance CPU-based implementation
Building a modern cloud-native storage engine
Ultra-lightweight JavaScript engine for the Internet of Things
Public repository of the Micro QuickJS Javascript Engine
Multi-Joint dynamics with Contact. A general purpose physics simulator
Shows how easy it would be to gain unauthorized access to a system
The PHP Interpreter
Lua Virtual Reality engine
Bloat-free Graphical User interface for C++ with minimal dependencies
Powerful development framework for creating virtually anything
3D game engine/framework in C, with Luajit and Python bindings now
Postgres-native columnar storage extension
CGL (C Game Library) is a multipurpose library
A free and open-source Touhou Project fangame
Efficient binary-decimal & decimal-binary conversion routines for IEEE