Top 11 Free And Open Source GIS Software

Geographic Information System (GIS) mapping is the practice of turning geographic data into usable visual references for analysis. The modern process of GIS mapping incorporates various tools, including computer hardware and GIS mapping software, to accomplish this objective.

Top Free And Open Source GIS Software:

QGIS

A Free and Open Source Geographic Information System. Create, edit, visualise, analyse and publish geospatial information on Windows, Mac, Linux, BSD (Android coming soon).

GRASS.OSGEO

GRASS GIS is a free Geographic Information System (GIS) software used for geospatial data management and analysis, image processing, graphics/maps production, spatial modeling, and visualization.

BOUNDLESSGEO

Boundless Geospatial Software & Open Source GIS Software. Discover the difference with Boundless Geospatial software solutions & Open Source GIS platform. Boundless has open, scalable, affordable GIS solutions.

ORBISGIS

OrbisGIS is a cross-platform open-source Geographic Information System (GIS) created by research and for research. It is leaded by CNRS within the French Lab-STICC laboratory (DECIDE team of Vannes) and licensed under GPLv3. OrbisGIS proposes new methods and techniques to model, represent, process and share spatial data, making it easy to monitor geographical territories and manage their evolution.

MAPWINDOW

MapWindow GIS is an open source GIS desktop application used by a large number of users and organisations around the world. MapWindow5 intents to be the most user-friendly GIS Desktop application available.

GEOTOOLS

GeoTools The Open Source Java GIS Toolkit. GeoTools is an open source Java library that provides tools for geospatial data.

GVSIG

The largest online free geomatics professionals. A new model of development based on knowledge sharing, solidarity and cooperation.

UOGUELPH

The Whitebox GAT project began in 2009 and was conceived as a replacement for the Terrain Analysis System (TAS). Whitebox GAT was intended to have a broader focus than its predecessor, positioning it as an open-source desktop GIS and remote sensing software package for general applications of geospatial analysis and data visualization.

SAGA-GIS

SAGA – System for Automated Geoscientific Analyses. SAGA – System for Automated Geoscientific Analyses – is a Geographic Information System (GIS) software with immense capabilities for geodata processing and analysis. SAGA is programmed in the object oriented C++ language and supports the implementation of new functions with a very effective Application Programming Interface (API).

UDIG

uDig is an open source (EPL and BSD) desktop application framework, built with Eclipse Rich Client (RCP) technology.

DIVA-GIS

DIVA-GIS | free, simple & effective. DIVA-GIS is a free computer program for mapping and geographic data analysis (a geographic information system (GIS). With DIVA-GIS you can make maps of the world, or of a very small area, using, for example, state boundaries, rivers, a satellite image, and the locations of sites where an animal species was observed.