TLS/SSL and crypto library

The official NGINX Open Source repository.

Collection of various algorithms in mathematics, machine learning, computer science, physics, etc implemented in C for educational purposes.

A time-series database for high-performance real-time analytics packaged as a Postgres extension

tic-tac-toe in a single call to printf

MPI programming lessons in C and executable code examples

socks5 proxy server in C

A collection of hash functions, ciphers, tools, libraries, and materials related to cryptography & security. 🔐🔐🔐🔐🔐 (project was renamed, libchaos is main)