QGIS
QGIS is a free, open-source desktop GIS supporting many vector, raster, database, web-service, analysis, and cartographic workflows.
Limitations: GIS concepts and data management require study. Plugins and datasets vary in quality, and authoritative conclusions depend on authoritative source data.
Why it is useful
QGIS is a free, open-source desktop GIS supporting many vector, raster, database, web-service, analysis, and cartographic workflows. This resource is especially useful for Creating, analyzing, and exporting maps with local geospatial data. Review the current instructions and limitations from QGIS Project before relying on it for important work.
Limitations
GIS concepts and data management require study. Plugins and datasets vary in quality, and authoritative conclusions depend on authoritative source data.