Cross platform (lin/win/mac) geographical information system (GIS)
An open source geocoder for openstreetmap data
GeoServer repository
Large-scale WebGL-powered geospatial data visualization analysis
Geographic library
Viking is a free/open source program to manage GPS data
GWC is a tile server and caching proxy written in Java
Toolkit for working with and mapping geospatial data
GPS track editor for editing tracks and planning (multiple) day tours
Geographic feature extraction and data mining
Open Source Desktop GIS with Surveying and Cartography Functionality
An information system for cyclists in Berlin and Brandenburg
utilities for cadastre system
Spatial Statistics Libraries & Tools for GeoTools, GeoServer, uDig
A software package for quantitative analysis in Panbiogeography
Automated detection of the unknown early map projection