Things

Github
Here’s the blog post about organizations on github: https://github.com/blog/674-introducing-organizations
Short version: unlimited users, pricing based off number of private repos (unlimited public) starting at $25/mo for 10 repos
Good explanation of the difference between git and svn: http://thinkvitamin.com/code/why-you-should-switch-from-subversion-to-git/

AppHarbor
Screenshot of builds list: http://screencast.com/t/f9T6ZeTi
(forgot to mention you can rollback to any previous build with one click)

Foolproof validation
http://foolproof.codeplex.com