VLC media player 2.0.1

VLC media player is a highly portable multimedia player that supports various audio and video formats (MPEG-4, MPEG-2, MPEG-1, DivX, mp3, ogg, ...) as well as DVDs, VCDs, and various streaming protocols. It can also be used as a server to stream in unicast or multicast in IPv4 or IPv6 on a high-bandwidth network.

WinX YouTube Downloader 3.0.0

WinX YouTube Downloader is totally free software to download YouTube HD videos and download standard FLV videos. It can detect YouTube videos automatically and help you download YouTube videos of any resolutions like 640x360, 854x480, 1080x720 in WebM, FLV and MP4 formats for free. The built-in video player even lets you preview any YouTube video before or during downloading.