ExtractData is a program which scans your files, looking for specific types of data to isolate and extract. Extract lists of email addresses, person names, addresses and other kinds of data types from multiple files in a single pass.
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.