HeldenViewer makes it possible to search, download and view Youtube videos in a very easy to use fashion. An important feature is adding authors as favorites to be notified at the next start of HeldenViewer if the author has uploaded a new video.
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.
