=== Quaddicted.com ===
Welcome to a Quake fan-site offering a complete-as-can-be singleplayer map archive with an accompanying install & launcher tool, several rather messy archives (engines, tools, wads, multiplayer maps, websites) and a variety of articles, knowledge and help.
Work in progress, please see https://discuss.quaddicted.com/t/welcome-to-the-new-quaddicted-forum/5