Toggl - Toggl is an online time tracking tool. It features 1-click time tracking and helps you see where your time goes. Free and paid versions are available.
Rocket Reads - A simpler alternative to Goodreads
Harvest - Simple time tracking, fast online invoicing, and powerful reporting software. Simplify employee timesheets and billing. Get started for free.
Knowall - Book Recommendations from Friends
RescueTime - Time management software that shows you how you spend your time & provides tools to help you be more productive.
Kooba - An interactive graph for finding new books