PostGIS adds GIS spatial types and support to PostgreSQL. It is used by Database and GIS Professionals who need to store and query both the spatial and non-spatial attributes of their data in the same queries.

osgeo project


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PostGIS is a spatial database extension for the the PostgreSQL DBMS.  It provides new types to PostgreSQL geometry, geography, raster, and topogeometry and SQL/MM  OGC SFSQL compliant functions for doing GIS work such as cadastral management, back-end for Web mapping services.


It can also be used for network and road-routing using the complimentary pgRouting PostgreSQL extension.

Core features

  • Core features

    • geometric processing
    • geographic processing
    • raster processing and analysis in the database
    • 3D surface and volume support
    • topogeometry functions and topologies
    • geocoding and address standardization
    • also includes tools for loading data

Implemented Standards

  • Geographic JSON (GeoJSON)
  • Georeferenced Tagged Image File Format (GeoTIFF)
  • Geography Markup Language (GML)
  • Keyhole Markup Language (KML)
  • Mapbox Vector Tile Specification

  • Open Geospatial Consortium (OGC)
  • Simple Features for SQL (SFSQL)
  • Well-Known Binary (WKB)
  • Well-Known Text (WKT)

PostGIS News

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Service Providers

Core contributors

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