stb single-file public domain libraries for C/C++

Cross-platform asynchronous I/O

H2O - the optimized HTTP/1, HTTP/2, HTTP/3 server

The POCO C++ Libraries are powerful cross-platform C++ libraries for building network- and internet-based applications that run on desktop, server, mobile, IoT, and embedded systems.

The ultimate set of SQLite extensions

Use any web browser or WebView as GUI, with your preferred language in the backend and modern web technologies in the frontend, all in a lightweight portable library.

The fastest JSON library in C

An Embedded NoSQL, Transactional Database Engine

清华大学操作系统课程实验 (OS Kernel Labs)

Fast C/C++ HTML 5 Parser. Using threads.

A repository for ebooks， including C, C plus plus, Linux Kernel, Compiler, OS, Algorithm, Security, Database, Network, ML and DL

Fast, header-only polygon triangulation