QGIS

QGIS (formerly known as Quantum GIS) is a popular open source GIS software application. QGIS can be downloaded for free.

Open Source GIS and Freeware GIS Applications

An open source application by definition is software that you can freely access and modify the source code for. Open source projects typically are worked on by a community of volunteer programmers.  Open source GIS programs are based on different base programming languages.  Three main groups of open source GIS […]