QGIS (formerly known as Quantum GIS) is a popular open source GIS software application. QGIS can be downloaded for free.
Here are five compelling reasons to start using the open-source GIS platform QGIS, a free and open source software.
There are many open source GIS and web mapping applications to choose from.
Dackery Geiman outlines the challenges he encountered finding geospatial data about caves and using QGIS to map cave density in Missouri.
Michael Parks explains how he used GIS data and imagery to develop geospatial analysis and maps to recommend potential base camp sites.
William Bakemeyer describes how he used QGIS and open source data to create a fly fishing map.