Open Source Routing Machine - C++ backend
Interactive, thoroughly customizable maps in the browser
Geographic library
GWC is a tile server and caching proxy written in Java
Automated detection of the unknown early map projection
LaMa - A Localization and Mapping library
A C library for parsing/normalizing street addresses around the world
Interactive visualization of plate tectonics.
Interactive, thoroughly customizable maps
Geodesy based library (geodetic and geocentric functions)
This is a port of LibRTK on C#, and into a small c/c++ library.
OTB is an open-source C++ library for remote sensing images processing
HistoryLoc is a practical system to track place names over time.
Simplistic templace header for c++ based pathing or routing.
Moved to new location: http://octomap.github.com/
A free library for fast clipping of arbitrary polygons