A web based Metadata Catalog Server for data description and discovery. Supports both generic and geospatial data discovery. It implements international standards (e.g. ISO19115/19139/19119, ISO19115-3, DCAT-AP, CSW 2.0, OGC API Records). It originates from the United Nations and is used by many governments as geoportal software.
Active development and discussion takes place on GitHub and OSGeo Discourse. You can also connect directly with the companies supporting the...
Geomajas is a web mapping GIS software with full vectorial editing capabilities, and support for custom attribute relation models in the browser. It has built-in support for any type of query, selection, filtering, snapping, printing, ...