The video downloads are available in various formats like MP4, FLV, 3GP, MP3, etc. It offers the ability to download videos from any website including YouTube, Vimeo, Facebook, Vevo, Crunchyroll, Dailymotion, Bilibili, Metacafe, Twitch and many more. The first tool that can download streaming video is Video Grabber. Download Streaming Video with Video Grabber
Note: Downloading copyrighted videos could put you at risk.