Visual Understanding Environment - Visual Understanding Environment (VUE) is a mind-mapping and concept-mapping tool.
fwrdto.me - Send web pages to your email inbox in just one click
PMM - Personal Memory Manager - Personal Memory Manager helps you spin-off from the top: manage your own knowledge and ideas.
Jot - The no-fuss way to take notes
Flying Logic - Highly visual software for planning support used by strategists, process improvement specialists, teachers, and writers. Windows, Mac OS X, and Linux.
Please Remind Me - A simple way to create reminders for when you need it.