Following in the footsteps of the Raster Processing Suite, I’ve added GitHub pages for the PostGISDroid script which I wrote last year. This was a prototype Python script, built on the Android scripting layer, to log the location of an Android device to a remote PostGIS server. Check it out here:

PostGISDroid track in QGIS
A track from PostGISDroid in Quantum GIS.

If you’re looking for a full-blown Android client for mobile data acquisition check out the Sense Cloud Framework: