Focus - New Tab page that gives you a moment of calm and inspires you to be more productive.
Time Sink - Time Sink helps you track how you spend your time on your Mac.
Deprocrastination.co - Turn your browser into a calm, lean productivity machine
Anti-Social - Anti-Social is a productivity application for Macs that turns off the social parts of the internet.
RescueTime - Time management software that shows you how you spend your time & provides tools to help you be more productive.
Strict Workflow - Enforces the Pomodoro time management technique by blocking distracting sites