Cross platform (lin/win/mac) geographical information system (GIS)
Open Source Routing Machine - C++ backend
Interactive, thoroughly customizable maps in the browser
Geographic library
GPS log file viewer and analyzer
Viking is a free/open source program to manage GPS data
Navigational Algorithms - Marine navigation
GWC is a tile server and caching proxy written in Java
Geographic feature extraction and data mining
French Geographic Information System
Build your own GPS unit
Catalog of applications for OpenStreetMap
An information system for cyclists in Berlin and Brandenburg
Automated detection of the unknown early map projection
Handling and basic analysis of hyperspectral data in R
Open Source Desktop GIS with Surveying and Cartography Functionality
Free software for maps
Visualize deep ocean biogeochemical sediment samples in 2D and 3D!
Minimalistic wide-open GPS-locator/tracker
Read EDF File / view mapping
LaMa - A Localization and Mapping library