You can use this program to download youtube videos and audios...
You could also try using it with other sites
see the list of supported sites here ==> https://github.com/ytdl-org/youtube-dl/blob/master/docs/supportedsites.md
This program is compatible with Windows and Linux FOR NOW.........
git clone https://github.com/ChromeGenesis/gemate
cd gemate
chmod +x gemate.py
python3 gemate.py
Please report bugs to me ...... Thanks
Gui version coming up soon support is appreciated