Cross platform (lin/win/mac) geographical information system (GIS)
Python data, Leaflet.js maps
Minimalist POI Map Tracker and Trip Planner
Bootable linux distro for Geospatial Applications
Viking is a free/open source program to manage GPS data
GPS track editor for editing tracks and planning (multiple) day tours
Create, edit view GPX tracks (in the background - online maps)
Plugins for OpenCPN
Sight Reduction for Air Navigation with Python
A library to generate short codes
FastVersion is a Qgis plugin for data versioning in a Postgis database
Map Extracts From OSM
Toolbox for geoscientists and geo enthusiasts
NMEA libary for java (protocol of GPS devices)
Source code for ArcGIS Viewer for Flex - a great application framework
Create cartographic map frames from an XML template
Open Street Map (OSM) tools, OSM/XML parser, tag extractor
Customization of OpenGTS look and feel
Interactive OpenGL map projection and navigation with geodetic utils.
Visualize data from the opencellid.org project
functions for working with geographical data in lisp
Copy multiples feature classes in ArcSDE to a local file geodatabase