youtube-dl is a small command-line program to download videos from YouTube and more than 1000 sites. It requires the Python interpreter and is therefore platform-independent.

Command line program that's a youtube-dl fork that downloads videos from YouTube and over 1000 sites. yt-dlp is a youtube-dl fork based on the now inactive youtube-dlc.

Video downloader for Windows that supports several sites including YouTube, Facebook, & Twitter.

Free and open-source media downloader for YouTube and many other sites.

FLVto lets you download YouTube videos by URL and convert them into other formats such as mp3, avi and mp4. It can download multiple files simultaneously and has a built-in audio player and ID3 tag editor for music.

Convert and Download YouTube Videos and Playlists online for free. Many sites supported

Download any song from YouTube, Vimeo and SoundCloud for free and without limits.

YDL-UI provides a simplified way to download videos using youtube-dl , without the hassle of using the command-line. This is achieved by dynamically generating youtube-dl argument queries that can be run with a click of a button.

Online download and save videos directly from Youtube, Dailymotion, Dailymotion and many other video providers. Copy & paste and get the links.

Downloads videos from Youtube, Dailymotion, Tangle, Google, Break.com, TeacherTube, RedTube, yuvutu, xnxx, Megarotic etc. and saves it to your local PC, Laptop, iPod, PSP, PDA, Pocket PC, Mobile phone. Download High Quality videos and High Definition videos from YouTube.

Convert YouTube videos to MP3 music without any software. You can also download HD MP4 video. 100% free, no ads, no registration, works with YouTube and more than 800 sites.

Vido is a Video/Audio Downloader frontend for the popular youtube downloader youtube-dl, a rewrite of ytd-gtk by the same team, updated to python 3 using pygobjects and GTK+.