Open source flight sim GPS
OpenStreetMap-Tools for Android
NeuroLab Android https://github.com/fossasia/neurolab-android/raw/apk/neurolab-dev-debug.apk
Open source routing engine for OpenStreetMap. Use it as Java library or standalone web server.
Navigation and data entry for the Jasper Ridge Biological Preserve (https://jrbp.stanford.edu/) a...
GPS format conversions in Java.