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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.
In computing, GeoServer is an open-source server written in Java that allows users to share, process and edit geospatial data. Designed for interoperability, it publishes data from any major spatial data source using open standards .
GeoServer – Written in Java and relies on GeoTools. Allows users to share and edit geospatial data. MapGuide Open Source – Runs on Linux or Windows, supports Apache and IIS web servers, and has APIs (PHP, .NET, Java, and JavaScript) for application development. Mapnik – C++/Python library for rendering - used by OpenStreetMap.
GPlates also supports integration with GeoServer and PostGIS databases. By incorporating this technology stack, GPlates simplifies and streamlines data processing, integration, analysis, and visualisation to ease the workload for geoscientists. The software can be used to create new plate reconstruction models or optimize existing models.
This makes WorldWind itself a plugin, so that it can be used as interchangeably as possible (for example via Python). This refactoring exercise allows WorldWind to be accessed via a browser as a Java Applet. A preview of the WorldWind Java SDK [10] was released on May 11, 2007 during Sun Microsystem's annual JavaOne conference.
The OGC membership defined and maintains the WFS specification. Numerous commercial and open-source implementations of the WFS interface standard exist, including the open-source reference implementations GeoServer and deegree. The OGC Implementing Products page [2] provides a comprehensive list of WFS implementations.
GeoJSON [1] is an open standard format designed for representing simple geographical features, along with their non-spatial attributes.It is based on the JSON format.. The features include points (therefore addresses and locations), line strings (therefore streets, highways and boundaries), polygons (countries, provinces, tracts of land), and multi-part collections of these types.
For example, population density between urban and rural areas may show the cities in deep red (to indicate a high ratio of inhabitants per square mile), while showing remote areas in very pale red (to indicate a low concentration of inhabitants). Retrieval of information is conducted using data filters and "Query" functions .