Vespucci is an editor for the OpenStreeMap for the Android platform. It does not require any desktop components, pre-created tile sets, or postprocesing, and can download and upload the map data to/from the OpenStreetMap servers.
Open source project that offer summary and download services on this page is a project that carry out their development work on other open source development sites. Their work is linked to this page via a feature called OFI, and their work is not carried out here on OSDN site.