A modern, C++-native, header-only, test framework for unit-tests, TDD and BDD - using C++11, C++14, C++17 and later (or C++03 on the Catch1.x branch)
OpenPose: Real-time multi-person keypoint detection library for body, face, hands, and foot estimation
A cheatsheet of modern C++ language and library features.
Parsing gigabytes of JSON per second
aria2 is a lightweight multi-protocol & multi-source, cross platform download utility operated in command-line. It supports HTTP/HTTPS, FTP, SFTP, BitTorrent and Metalink.
Fast C++ logging library.