What is PostGIS?

Mark Altaweel

PostGIS is an Open Geospatial Consortium (OGC)-compliant software that serves as an extension for PostgreSQL, an object-relational database.

QGIS 3.0 Released

Caitlin Dempsey

Version 3.0 of QGIS, the popular free and open source GIS software, was released today.

Cover of the SAGA GIS manual showing a grayed out shaded relief.

Using Free and Open Source GIS to Support Natural Resource Management in the Developing World

GIS Contributor

Rohan Fisher describes his GIS work for decentralized, evidence-based resource management in developing nations.