Here are some places where you can look for information about Computational Anatomy Toolbox - CAT:

Homepage
Computational Anatomy Toolbox - CAT has a homepage that can be found at http://www.neuro.uni-jena.de/cat/
Trackers
  1. Bugs: Bug Tracking System
  2. Support: Tech Support Tracking System
  3. Patches: Patch Tracking System
  4. Feature Requests: Feature Request Tracking System
Wiki
Computational Anatomy Toolbox - CAT has a wiki that can be found here.