Interactive, thoroughly customizable maps
Geodesy based library (geodetic and geocentric functions)
A library to generate short codes
Geostatistics and geosciences modeling software
Multiagent simulator of road traffic in Qt/C++ and OpenStreetMap.
Open Source Marine Chart Plotting Program
GeoData Web Editing [core SIG Web]
Distributed Version Control System for Geospatial data
A tile-based map viewer with support for GPX files.
Former project page
OTB is an open-source C++ library for remote sensing images processing
HistoryLoc is a practical system to track place names over time.
A software to manipulate RINEX 3 files
Geospatial Distributed Version Control System
Simplistic templace header for c++ based pathing or routing.
A frontend for gpsbabel