Cross platform (lin/win/mac) geographical information system (GIS)
Interactive, thoroughly customizable maps in the browser
Viking is a free/open source program to manage GPS data
An information system for cyclists in Berlin and Brandenburg
Free software for maps
... the open-source glide computer
A software package for quantitative analysis in Panbiogeography
A Matlab software to estimate Euler pole parameters
Open source cross-platform Java Visual Traceroute
Create, edit view GPX tracks (in the background - online maps)
Minimalistic wide-open GPS-locator/tracker
Plugins for OpenCPN
ERSI Shapefile Viewer
Wyszukaj dane o kilometrażu stacji i punktów eksploatacji linii PKP
A small nifty program where you build you own ZOO
eGPXviewer is a 3D GPX track viewer
HexWorld a hexagon map example with code
Geodesy based library (geodetic and geocentric functions)
CAD 2D for Land Surveying and Civil
OpenSeaMap Depth Contours
A map maker via online map services
This is a port of LibRTK on C#, and into a small c/c++ library.