VRT Razorback
Project Razorback™ is an undertaking by the Sourcefire VRT.
Razorback is a framework for an intelligence driven security solution. It consists of a Dispatcher at the core of the system, surrounded by Nuggets of varying types.
Download whitepaper from Sourceforge here.
Razorback Dispatcher and API:
Downloading:
https://sourceforge.net/projects/razorbacktm/files/
Bug Tracking and Documentation:
http://sourceforge.net/apps/trac/razorbacktm/
IRC:
Service: irc.freenode.net
Channel: #razorback
DefCon 18 Presentation
Available here