The pearl
Votes: 11
Vagalume is a client for Last.fm, Libre.fm and compatible services
It works in Gnome-based environments, but it's specially designed for the Maemo platform.
Among other features, with Vagalume you can:
- Listen to radios
- Love/ban songs
- Send recommendations to other users
- Scrobble songs
- Tag artists, tracks and albums
- Download free tracks
Votes: 3
Mauku brings micro-blogging into Maemo environment. It currently supports Jaiku and Twitter. The application works in all Nokia Internet Tablet devices, i.e. Nokia N810, Nokia N800 and Nokia 770.
Features include also kinetic scrolling and speech synthesizer!

Votes: 31
Maemo Mapper is geographical mapping visualization software specifically designed for the Maemo platform and the Nokia 770/N800/N810 form factor. It uses raster maps downloaded from the internet from various online repositories (such as OpenStreetMap). It supports tracking, routing, POI, and other features found in personal navigation devices.
Maemo Mapper is free and open source software. If you appreciate Maemo Mapper, consider donating at http://www.gnuite.com/nokia770/maemo-mapper