raconn takes hostnames and ips has arguments and will spawn threads to concurrenctly connects to all them, keeping the first successful connection and then pipe bytes through stdin/stdout.

A concise, structured guide to the C programming language. - little-book-of/c

TinyWM is a tiny window manager that I created as an exercise in minimalism. It is also maybe helpful in learning some of the very basics of creating a window manager. It is only around 50 lines of C. There is also a Python version using python-xlib.

Pywal-like color palette generator, but faster and in C - danihek/hellwal

learn-c.org is a free interactive C tutorial for people who want to learn C, fast.

scdoc is a simple man page generator for POSIX systems written in C99.