Roblox Quake Source Port (Devlog 3) : r/roblox

Making software to instantly port over quake 3 maps to source engine, Getting there slow and steady! : r/valve

Steam Workshop::My addons NOW.

Graphics Programming Weekly - Article Database

News - Page 4 - Dungeon Defenders

This Month in Rust GameDev #11 - June 2020

Quake Engines & Source Ports: A Beginners Guide

The Level Design Book, PDF, Video Game Development

Source/Quake movement in Roblox

Steam Workshop::ThroatyChunk's Gmod collection