Detox for Facebook - Replace your Facebook feed with PH, HN, DN and more.
GitSpo - Measure & engage your open-source community
Focus - New Tab page that gives you a moment of calm and inspires you to be more productive.
Devo - Devo delivers real-time operational & business value from analytics on streaming and historical data to operations.
FriendFilter - Auto unfriend tool for Facebook
Ruby Toolbox - Explore and compare open source Ruby libraries