The Swift Programming Language

C++ based gRPC (C++, Python, Ruby, Objective-C, PHP, C#)

LevelDB is a fast key-value storage library written at Google that provides an ordered mapping from string keys to string values.

ncnn is a high-performance neural network inference framework optimized for the mobile platform

Yoga is an embeddable layout engine targeting web standards.

An efficient, small mobile key-value storage framework developed by WeChat. Works on Android, iOS, macOS, Windows, POSIX, and OHOS.

Mars is a cross-platform network component developed by WeChat.

A fast JSON parser/generator for C++ with both SAX/DOM style API

Google Earth Enterprise - Open Source

《数据结构与算法分析》上的代码实现