I know this is less programming related and more time management related, but I value the feedback of the users on this site. I\'m finding myself particularly busy this semester
Tracks is a ruby based time tracker that follows the Getting Things Done™ methodology. You can either host it on your own web server, or if you have ruby installed on all the computers you plan to use it from you can run it from a flash drive. It lets you set due dates so it will show you your most pressing task. It has several different methods to organize things which gives you alot of flexibility. Here's a screen cast and some screen shots.