The use of a generalist, non field­specific Open Data based Repository, started at the INGV Osservatorio Etneo of Catania (INGV­OE) following the introduction of a first prototype, called DataRep in late 2021. During this experimental period, DataRep was used as the institutional data repository of the INGV­OE, testing its functionalities, usage procedures and the interaction with the national INGV metadata catalog (“Data Registry”) through its associated Metadata Editor software. Due to the heterogeneous nature of data types managed at INGV­OE, mainly structured as temporal data (also known as time­series) or catalogs of events (e.g. earthquakes, eruptions), there has been an increasing interest in making the data repository interact with another key software developed and distributed...