JCommons provides generally re-usable Java tools and components. Some things included are: code generation, data and object conversions such as EDI to XML, visualizing object instances as FreeMind mindmaps and a framework for generating factories.
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.