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