Libraries DisSModel A Discrete Spatial Modeling framework for Python. rdfmapper A declarative Object-RDF Mapper for Python to map classes to RDF graphs. TerraHS A purely functional Haskell library for geospatial programming and map algebra, with no foreign dependencies. Tools QGISSPARQL A QGIS plugin for bidirectional integration between Linked Data (RDF/SPARQL) and GIS.