Neote is a note taking application for mobile devices (specially written for Openmoko Neo Freerunner).
Its interface aims to be easy and finger friendly.
It's written in Python / Elementary and uses SQLite for storing data.
Notes can be organized using custom categories that you can add, rename and delete at any time
mCalendar is a small calendar application specially designed for Maemo, the operating system of Nokia Internet Tablet. You can use it without a stylus, and sync it with Google Calendar.
This applications is still in development but you can try it if you want. There is also a home hildon desktop applet to display upcoming events on your Maemo desktop
OpenWatch connects Sony Ericsson Bluetooth watches to Maemo devices.
1. Install OpenWatch
2. Pair your watch with N900
3. Launch OpenWatch and turn on your watch/press a button on your watch
TimeSleuth - a system for recording the amount of time spent performing activities such as consulting, project work, etc., and producing useful reports such as time sheets and summaries from the recorded data