HeySpace - HeySpace is the only free task and simple project management software with communication and collaboration feature.
Aaply - Big Lego mobile design constructor for apps
The New Dropbox - Enterprise software portal for team collaboration
Gyroscope - Gyroscope is a personalized dashboard for tracking your life.
Flow - Stop managing projects from your inbox.
Productivity Power Tools - Extension for Visual Studio - A set of extensions to Visual Studio 2012 Professional (and above) which improves developer productivity.