Small Business Appliance
hierarchical note jotter - organise your ideas, notes, facts in a tree
Free flexible open source todo manager featuring hierarchical tasks
Todo task manager with simple, fast and intuitive user interface
Sticky notes/post-it application for linux
Outliner and time organizer for todo lists, events or scheduling tasks
Manage events and tasks using simple text files.
A GTD-inspired ToDo list manager that tells you what to do next!
Selenio helps you manage your reminders in an extremely quick way