Because Urban Terror is technically a mod for Quake 3, you can run it on a variety of clients.
Official Client[]
This is the official game download, built on ioQuake3. You simply download, install, and play.
- Official client: http://get.urbanterror.info
Official Client, Mirrors[]
The official game client developed by FrozenSand. To qualify as an official mirror, the link must be offered by FrozenSand as a download source (which usually only happens if the official download site is down).
- FrozenSand developer Barbatos: http://up.barbatos.fr/urt/
- Urtstats.net: http://mirror.urtstats.net/urbanterror/
Official Client, Unofficial Mirrors[]
The official game client developed by FrozenSand, offered for download by third-parties
- UrbanZone League: http://www.urban-zone.org/index.php?name=Downloads&c=7
- Quake Unity downloads (mostly older versions): http://www.quakeunity.com/downloads/58
Community member nikkerz: http://www.dieinarapefire.com/downloads.php
Optimized Builds[]
The official client with some added features. See links for details on which features each client offers.
- r00t's Build: http://www.r00t.cz/SW/UrbanTerror
Other Clients[]
The following are clients that should also run Urban Terror. You will have to download and install the client, then download Urban Terror and move the files into your client's game path (not recommended for beginners).
- Quake 3 (paid): http://store.steampowered.com/app/2200/
- ioQuake3 (requires paid Quake 3 key): http://ioquake3.org/get-it/
- OpenArena (free, open-source): http://openarena.ws/download.php