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Dear ImGui: Bloat-free Graphical User interface for C++ with minimal dependencies
Carbon Language's main repository: documents, design, implementation, and related tools. (NOTE: Carbon Language is experimental; see README)
An open-source C++ library developed and used at Facebook.
Filament is a real-time physically based rendering engine for Android, iOS, Windows, Linux, macOS, and WebGL2
cross-platform (Qt), open-source (GPLv3) video editor
a small build system with a focus on speed
ZeroMQ core engine in C++, implements ZMTP/3.1
EASTL stands for Electronic Arts Standard Template Library. It is an extensive and robust implementation that has an emphasis on high performance.
A multi core friendly rigid body physics and collision detection library. Written in C++. Suitable for games and VR applications. Used by Horizon Forbidden West.
Mesh optimization library that makes meshes smaller and faster to render
Performance-portable, length-agnostic SIMD with runtime dispatch
Sol3 (sol2 v3.0) - a C++ <-> Lua API wrapper with advanced features and top notch performance - is here, and it's great! Documentation:
Range library for C++14/17/20, basis for C++20's std::ranges
HIP: C++ Heterogeneous-Compute Interface for Portability
A date and time library based on the C++11/14/17 <chrono> header
A collection of out-of-tree LLVM passes for teaching and learning
Automatically exported from code.google.com/p/smhasher
MTuner is a C/C++ memory profiler and memory leak finder for Windows, PlayStation 3/4/5, Nintendo Switch, Android and other platforms
Change C++ code at runtime
MaterialX is an open standard for the exchange of rich material and look-development content across applications and renderers.
A permissively licensed C and C++ Task Scheduler for creating parallel programs. Requires C++11 support.