- MyListScreensaver a screensaver for your project/action/someday lists.
- 2MinuteTimer an unobtrusive crawling timer bar on the bottom of your screen you can quickly set with a keyboard shortcut or a mouse gesture.
- Merlin's Notional Productivity Application - Hooks, portability, tags, and more.
- A Tofu-style editor would let you edit plain text files, but do to it in columns, so you can see a lot at once.
- SameKeyboard to enable the same keymappings for both OS X and Windows.