BUG makes it fun and easy to build any gadget you can imagine. Build familiar things like digital cameras and GPS locators or create new devices like a LoCamMotion or a GeoPhotoShooter or an Accel-o- Mailer or ... the list is endless
bbTracker is a simple application for Java-enabled smartphones to create GPS track logs. It tracks ones movement and provides that data for later analysis. It is not meant as a replacement for full-featured GPS software that does display maps and do path-
MIDlet showing status of GPS device connected to cellphone. Show availability of GPS device/signal, current position, speed, course and satellites' position and signal power.
Trekbuddy (v0.955) is a wonderfull tool for Geotagging. Geotagging means to whrite coordinates to pictures. Most people know this from flicr. A better way is to write the coord to the exif data of the pictures.