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.

The official GitHub mirror of the Chromium source

A modern, C++-native, test framework for unit-tests, TDD and BDD - using C++14, C++17 and later (C++11 support is in v2.x branch, and C++03 on the Catch1.x branch)

🚀 Coroutine-based concurrency library for PHP

Command & Conquer: Remastered Collection

C++ Parallel Computing and Asynchronous Networking Framework

libco is a coroutine library which is widely used in wechat back-end service. It has been running on tens of thousands of machines since 2013.

Guidelines Support Library

Go-style concurrency in C++11

N-dimensional RTree implementation in C++