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QGIS is a geographic information system (GIS) software that is free and open-source. [2] QGIS supports Windows, macOS, and Linux. [3] It supports viewing, editing, printing, and analysis of geospatial data in a range of data formats. Its name comes from an abbreviation of its previous name, Quantum GIS.
This is a list of free and open-source software for geological data handling and interpretation. The list is split into broad categories, depending on the intended use of the software and its scope of functionality. Notice that 'free and open-source' requires that the source code is available and users are given a free software license.
TerraLens is a real-time computing geospatial software platform optimized for mission-critical applications and performance on low-end hardware and chipsets. TerraLens is a geospatial platform that includes a comprehensive core API, as well as additional tools like a Web Map Tile Service (WMTS) tile server, a map styling and packaging tool, and ...
Free and open-source software portal; This is a category of articles relating to GIS software which can be freely used, copied, studied, modified, and redistributed by everyone that obtains a copy: "free software" or "open-source software".
These formed the foundation of the open source GIS software community. The 1980s also saw the beginnings of most commercial GIS software, including Esri ARC/INFO in 1982; [9] Intergraph IGDS in 1985, and the Mapping Display and Analysis System (MIDAS), the first GIS product for MS-DOS personal computers, which later became MapInfo. [10]
OpenStreetMap (abbreviated OSM) is a free, open map database updated and maintained by a community of volunteers via open collaboration. [4] Contributors collect data from surveys, trace from aerial photo imagery or satellite imagery, and import from other freely licensed geodata sources.
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