Counter-Map
- Map review site with forums, links, texture and map packs, and weekly playtests.
- http://www.countermap2.com/

BuLLetFiles
- Searchable database of maps to download.
- http://www.bulletfiles.com

CounterCraft
- Offers textures, prefabs, and links to various mapping sites.
- http://web.telia.com/~u47020851/

Counter Strike 2D
- Features a 2D layout of all popular CS maps to provide new players with a good understanding.
- http://www.csnation.net/cs2d/

Cs-Maps
- A collection of maps and other downloads. Includes tutorials, news and links.
- http://www.stats.jolt.co.uk/

Counter-Strike Map Database
- Includes maps to browse, instructions on installation, and forum.
- http://csmap-db.clanned.net/?page=home

Nemesis's Moonshine Maps
- Various maps and tutorials by the author.
- http://www.megaone.com/nem/