Ant Video Downloader - Addon for Mozilla Firefox to download videos from video websites
Youtube Mp3 Today - Convert youtube videos to mp3 in 1 click every time
ByClick Downloader - ByClick Downloader (Former YouTube By Click) is a video downloader software for Windows. (Former YouTube By Click) Supported sites: YouTube, Dailymotion, Vimeo, Facebook, Instagram, Twitter, Pinterest and +40 site
MediaHuman YouTube to MP3 Converter - Extracts MP3 audio from YouTube, Vimeo, Dailymotion, Mixcloud, Bandcamp, SoundCloud and many others. Available for macOS, Windows and Ubuntu/Linux. FREE!
deturl.com - How to download YouTube videos for fair rights use. No software required. Support for DailyMotion, Vimeo, and FaceBook. Save as MP3 music.
OnlineVideoConverter.com - OnlineVideoConverter.