Orbital Geoportal is a Spatial Data Infrastructure (SDI) platform for sharing open geospatial data and maps!
Click to search for geospatial data published by other users, organizations and public sources. Download data in standard formats.
Data is available for browsing, aggregating and styling to generate maps which can be saved, downloaded, shared publicly or restricted to specify users only.
As for the layers and maps GeoNode allows to publish tabular and text data, manage theirs metadata and associated documents.