QGIS is a full-featured, user-friendly, free-and-open-source (FOSS) geographical information system (GIS) that runs on Unix platforms, Windows, and MacOS.
Features
1. Flexible and powerful spatial data management
Support for raster, vector, mesh, and point cloud data in a range of industry-standard formats Raster formats include: GeoPackage, GeoTIFF, GRASS, ArcInfo binary and ASCII grids, ERDAS Imagine SDTS, WMS, WCS, PostgreSQL/PostGIS, and other GDAL supported formats. Vector formats include: GeoPackage, ESRI shapefiles, GRASS, SpatiaLite, PostgreSQL/PostGIS, MSSQL, Oracle, WFS, Vector Tiles and other OGR supported formats. Mesh formats include: NetCDF, GRIB, 2DM, and other MDAL supported formats. Point-cloud format: LAS/LAZ and EPT datasets.
Data abstraction framework, with local files, spatial databases (PostGIS, SpatiaLite, SQL Server, Oracle, SAP HANA), and web services (WMS, WCS, WFS, ArcGIS REST) all accessed through a unified data model and browser interface, and as flexible layers in user-created projects
Spatial data creation via visual and numerical digitizing and editing, as well as georeferencing of raster and vector data
On-the-fly reprojection between coordinate reference systems (CRS)
Nominatim (OpenStreetMap) geocoder access
Temporal support
Example: Temporal animation
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