GameStart - GameStart is a software for creating 2D and 3D realtime applications.
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.
Granny Smith - Granny Smith is an Addictive, Action, Puzzle-Platform, Side-Scroll, and Single-player video game developed and published by Medicore.
Harvest - Simple time tracking, fast online invoicing, and powerful reporting software. Simplify employee timesheets and billing. Get started for free.
N++ - N++ is a Puzzle-Platform and Single-player video game that takes place in the 2D world, developed by Metanet Software, Inc.
RescueTime - Time management software that shows you how you spend your time & provides tools to help you be more productive.