Here are some map-related links I've found recently, I thought I'd share:
- http://www.quaketastic.com/files/multiplayer/maps/
- http://quakeone.com/qrack/maps/
- http://www.quakewiki.net/archives/peek/index-2.html
- http://mpqarchive.pauked.com/
- http://daniel.leinich.io/maps/
- http://retinal.fov120.com/
- https://www.quaddicted.com/webarchive/qurnel.quaddicted.com/
- https://www.quaddicted.com/files/maps/multiplayer/
- http://quakerepo.net/
- http://www.quaketastic.com/
zin