Amazing C
SQLite: SQLite is a C-language library that implements a small, fast, self-contained, high-reliability, full-featured, SQL database engine.
Lua:Lua is a lightweight, high-level, multi-paradigm programming language designed primarily for embedded use in applications.
cJSON: Ultralightweight JSON parser in ANSI C.
Memcached: Free & open source, high-performance, distributed memory object caching system, generic in nature, but intended for use in speeding up dynamic web applications by alleviating database load.
UNIX V6: The Sixth Edition of Unix was released by Bell Laboratories in May 1975.
CMockery: A lightweight library to simplify and generalize the process of writing unit tests for C applications.
Web Bench: Web Bench is very simple tool for benchmarking WWW or proxy servers.
GNU Diffutils: GNU Diffutils is a package of several programs related to finding differences between files.
Thompson Shell: Original source code for the Sixth Edition (V6) UNIX Thompson shell.
Tinyhttpd: Tinyhttpd is a very simple webserver written in only 500 lines of code. (Not official description.)
begeekmyfriend/leetcode: LeetCode in pure C.
CPython: The Python programming language.
Redis:Redis is an in-memory database that persists on disk.