QGIS » Qsphere

QSphere is an extension for QGIS to create metadata files, in iso 19139 XML format or in QSP format, the QSphere project format.
It includes interfaces for consulting web services (CSW-T), web browsing or querying of PostgreSQL / PostGIS databases.

Metadata capture is assisted by interfaces to select distribution formats, projections, web links, geographic extent of data sets ... The version currently distributed is 4.4.0 for QGIS family 2.x and the followed versions only available for QGIS only > 3.x family.