Half-Life aka Quiver and Indie-friendly publishers (TWIL)

https://blog.demofox.org/2018/01/30/what-the-heck-is-blue-noise/
Blue Noise – random number generation

http://blog.gambrinous.com/2017/10/25/the-list-of-indie-friendly-publishers-2017-edition/
The List of Indie-Friendly Publishers, 2017 Edition

http://wilmunder.com/Arics_World/Games.html
GDDs for various older games

https://www.unseen64.net/2008/04/07/half-life-quiver-concept-beta-prototype/
Early Quiver project (later called Half-Life) concept art and prototypes