dl-audio.sh

The script uses

• yt-dlp
  • with parameters for
    • optimal audio quality
    • useful naming scheme: <Artist> - <Song>.mp3
      • Reasonably rename files afterwords if artist name is missing.
    • metadata and thumbnail embedding
  • cookies from Firefox for quality and speed enhancement

dl-audio.sh <link>

Replace <link> by links to YouTube, YouTube Music or playlists.

convert.sh

• converts the sampling rate of all MP3-files to 44.1kHz. This is often useful for USB-reading DJ equipment.
• uses ffmpeg.