GNU AIS is software for demodulating and decoding Automatic Identification System messages used by ships to navigate. You will need a VHF receiver with discriminator output to get it to work.
fastgps is a GPS software receiver written in c++, which aims to be fast. Like all software receivers, fastgps performs all signal processing in software, which allows for easy tweaking at all stages: correlation, acquisition, and navigation.
trakkcor tracks your position via gps and submits the position data to your server. All you need is a j2me-compliant mobilephone which supports JSR-82 and an external gps receiver.
An easy and light carrier phase differential gps code that takes integrated carrier phase measurements from a ground station and a receiver and returns 2-5cm accuracy on relative positioning.
The GPS Simulator simulates a GPS receiver which emits NMEA sentences over Bluetooth. It can be used to test location based applications on real mobile devices, in particular on mobile devices which have a JSR 179 implementation based on a connected GPS.
MATCH is an application for J2ME / JavaME enabled devices which allows tracking (recording of tracks) and route-navigation with your mobile phone and a NMEA-compliant Bluetooth GPS-Receiver when jogging or biking.
Trip Tracker is a position tracking client-server system. A real time tracking environment can be set up with a GPS receiver and a tracking server. The map client can show the map position of the GPS client in real time.
Hiketracker GPS ist ein Projekt für die Navigation im Gelände mittels PocketPC und GPS-Empfänger mit Bluetooth-Verbindung in Java.
Hiketracker GPS is a Java based project to navigate in the landscape on PocketPC and GPS-receiver with Bluetooth-connectio