geo geospacial Geospacial¶ "GeoJSON is an open standard format designed for representing simple geographical features, along with their non-spatial attributes. It is based on the JSON format." Sequalize GIS -- geographical information standard "GML -- geography markup language is the XML grammar defined by the Open Geospatial Consortium (OGC) to express geographical features." "PostGIS is an open source software program that adds support for geographic objects to the PostgreSQL object-relational database."