ETPro
What is it?
http://bani.anime.net/banimod/forums/logo_etpro.png
ET Pro is a mod specifically targeted at competition play, with features specifically designed for administration of competition servers.
ET Pro has been chosen as the official tournament mod for STA, TWL, CAL, Clanbase, and ESL.
The official IRC channel for ET Pro is #etpro on irc.freenode.net.