it's in the 4.x-repository:
Title: tor.tcz
Description: Tor - The Onion Router
Version: 0.2.2.13-alpha
Author: The Tor Project
Original-site:
http://www.torproject.org/Copying-policy: BSD License
Size: 2.0M
Extension_by: batnas
Comments: "Tor is a free software descendant of second-generation
onion routing enabling internet anonymity by thwarting
network traffic analysis"
-- Wikipedia
-
You can find Documentation on the Tor projects webpage
Change-log: 2010/06/11 - Initial Release
Current: 2010/06/11 - Initial Ralease