Cross platform (lin/win/mac) geographical information system (GIS)
Google maps for block game
Open-source JavaScript library for mobile-friendly interactive maps
Hibernate's core object/relational mapping functionality
Interactive, thoroughly customizable maps in the browser
Geocode addresses to coordinates
The bidirectional mapping library for Python
Elasticsearch client library for Node.js
Mergo: merging Go structs and maps since 2013
Open Source Routing Machine - C++ backend
GPS log file viewer and analyzer
Minimalistic wide-open GPS-locator/tracker
An interactive tool for GNSS position time series analysis
A project on topography and weather comparison
Visualize deep ocean biogeochemical sediment samples in 2D and 3D!
a simple virtual world editor
Sight Reduction for Air Navigation with Python
Interactive, thoroughly customizable maps
Interactive visualization of plate tectonics.
Braille & ASCII world map renderer for your console
Build your own GPS unit
A view abstraction to provide a map user interface
A library to generate short codes