Stars
Algorithms for Routing and Solving the Traffic Assignment Problem
R package providing fast nearest neighbour search (wraps ANN library)
C implementation of Algorithm B, aiming to economize on memory
GDAL is an open source MIT licensed translator library for raster and vector geospatial data formats.
fully functional, ridiculously fast web gl renderer plugin for leaflet
R raster package https://rspatial.github.io/raster/reference/raster-package.html