A modern, C++-native, test framework for unit-tests, TDD and BDD
Testing tool for modeling GUI transitions
A go-style coroutine library in C++11 and more
Fastest feature-rich C++11/14/17/20 single-header testing framework
C++ Faker library for generating fake (but realistic) data
iOS emulator for Windows
A flight software and embedded systems framework
Browser automation framework and ecosystem
OSS-Fuzz - continuous fuzzing for open source software
JSON that's part of C++
Google Testing and Mocking Framework
Cross-platform tool to build, test and package software
Khronos-reference front end for GLSL/ESSL, partial front end for HLSL
Open-source OpenGL/SDL2 reimplementation of Sid Meier's Alpha Centauri
PlayStation 3 emulator and debugger
websocket and http client and server library, with TLS support
Khronos Vulkan, OpenGL, and OpenGL ES Conformance Tests
The IDE for competitive programming
Bitcoin Core integration/staging tree
SwiftShader is a high-performance CPU-based implementation
A single file C++ header-only PEG (Parsing Expression Grammars)
Experimental menu for GTA 5: Enhanced
A free/open source client and automation tool for Ragnarok Online
Open source, distributed, transactional key-value store
An open source flight dynamics & control software library