Linux kernel source tree

For developers, who are building real-time data-driven applications, Redis is the preferred, fastest, and most feature-rich cache, data structure server, and document and vector query engine.

Command-line JSON processor

The official NGINX Open Source repository.

RandomX, KawPow, CryptoNight and GhostRider unified CPU/GPU miner and RandomX benchmark

telegram-cli

An open source utility that provides fast incremental file transfer. It also has useful features for backup and restore operations among many other use cases.