Build your own GPS unit
A low ram maps downloader to keep your ram free.
utilities for cadastre system
My OSM projects in bus routings and 30 Districts reallocated
Automated detection of the unknown early map projection
Transport coordinate between earth(WGS-84) and mars in china(GCJ-02)
Open source system for GPS tracking devices
Open-source JavaScript library for mobile-friendly interactive maps
Tool for assessment of environmental services on farm scale.
LaMa - A Localization and Mapping library
Print specially styled OpenStreetMap maps for detail surveys
A GUI for the freeware Geographical Information System PCRaster
Plugins for OpenCPN
Display people's or device transit routes based on latitude and longit
ERSI Shapefile Viewer
Google Earth Enterprise - Open Source
Analysis and display of Census, business, government attribute data
HexWorld a hexagon map example with code
Geodesy based library (geodetic and geocentric functions)