Webvi is a tool for downloading and playing videos from popular video sharing webvites such as YouTube. There are two interfaces: a plugin for Video Disk Recorder (VDR), and a command line client.
More information about the VDR plugin and command line client.
Webvi is able to download videos from the following sites:
Download current version
git clone git://projects.vdr-developer.org/vdr-plugin-webvideo.git