MilkyTracker - MilkyTracker is an open source, multi-platform music application for creating .MOD and .
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.
OpenMPT - OpenMPT is a popular tracker software for Windows.
Harvest - Simple time tracking, fast online invoicing, and powerful reporting software. Simplify employee timesheets and billing. Get started for free.
FamiStudio - FamiStudio is very simple music editor for the Nintendo Entertainment System or Famicom. It is designed to be easier to use than FamiTracker, but its feature set is also much more limited.
RescueTime - Time management software that shows you how you spend your time & provides tools to help you be more productive.