youtube-dl
youtube-dl
TLDR
Download a video or playlist
$ youtube-dl '[https://www.youtube.com/watch?v=oHg5SJYRHA0]'
List all formats that a video or playlist is available in
$ youtube-dl --list-formats '[https://www.youtube.com/watch?v=Mwa0_nE9H7A]'
Download a video or playlist at a specific quality
$ youtube-dl --format "[best[height<=480]]" '[https://www.youtube.com/watch?v=oHg5SJYRHA0]'
Download the audio from a video and convert it to an MP3
$ youtube-dl -x --audio-format [mp3] '[url]'
Download the best quality audio and video and merge them
$ youtube-dl -f bestvideo+bestaudio '[url]'
Download video(s) as MP4 files with custom filenames
$ youtube-dl --format [mp4] -o "[%(title)s by %(uploader)s on %(upload_date)s in %(playlist)s.%(ext)s]" '[url]'
Download a particular language's subtitles along with the video
$ youtube-dl --sub-lang [en] --write-sub '[https://www.youtube.com/watch?v=Mwa0_nE9H7A]'
Download a playlist and extract mp3 from it
$ youtube-dl -i --extract-audio --audio-format mp3 -o "%(title)s.%(ext)s" '[url_to_playlist]'
