SubDownloader is an automatic tool to find the subtitles of any video file. It uses a special hash function to identify the videofile and search them into a online server which gives the subtitles.
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.