If you would like to submit a file, just send a mail to Spirit.
How to use this site
Quaddicted is a Quake website focusing mainly on singleplayer maps (and Quake-themed mods) as well as nostalgia. There are also archives of other things, like multiplayer maps, engines etc. Check out the archives.
Where to get Quake
How to setup Quake
What does X mean?
Spirit is in charge of this website. Try to contact him first if you need someone to talk to.