Youtube-dlG is a cross - platform graphical user interface for popular console tool to download videos `youtube-dl`. This interface allows you to simultaneously download multiple videos, automatically convert the downloaded video to audio allows you to choose the video quality, and much more.
youtube-dl - console video Downloader, which, despite its name, allows you to download videos from hundreds of web sites, can automatically extract audio supports loading playlists and download and embed subtitles in the video and much more.
*line support arguments that are sent to youtube-dl.
Youtube-dlG (or youtube-dl-gui) does not provide access to all features youtube-dl (I would say, so many of them that it is almost impossible to integrate them into a single interface), but it gives users access to basic features, which will be sufficient for most users.
If you do not want to add the PPA repository in your system, you can manually download the deb packages from here and install them.