Accurately Locate Smartphones using Social Engineering
Open Source Routing Machine - C++ backend
GPS log file viewer and analyzer
The bidirectional mapping library for Python
Transport coordinate between earth(WGS-84) and mars in china(GCJ-02)
Open source system for GPS tracking devices
The full-featured, easy-to-use desktop GIS with real processing power!
Subway maps of the World !
CAD 2D for Land Surveying and Civil
A tool for fast serializing & deserializing of JSON
CAD 2D for Land Surveying,Civil and more
GT2 combines online and offline navigation for hikers and cyclists