[tarmstrong]

"500 Lines or Less" is an entire book of articles just like this. Each chapter guides you through a small (500 loc or less) implementation of a common component (eg a web server). http://aosabook.org/en/index.html

[e12e]

Came here to say this. Also; the other books in the series are interesting.

[e12e]

On a related note, I just became aware of hitch, 2nd generation stud(?) - a real-world, modern, high performance proxy server:

https://hitch-tls.org/

[teej]

This is the first generation stud project - https://github.com/bumptech/stud

[zabana]

Thank you so very much for this resource !