In some jurisdictions, converting a video to MP3 for (e.g., offline listening of a public domain lecture) may fall under fair use. However, downloading copyrighted music you do not own is illegal in most countries.
Last updated: May 2026
If you plan to use your YouTube to MP3 script regularly: youtube to mp3 script
Let's create a command-line script that takes a YouTube URL and outputs a high-quality MP3. In some jurisdictions, converting a video to MP3 for (e
Sometimes a one-liner bash script is all you need: In some jurisdictions