Free YouTube to mp3 converter with ID3 tags | Addoncrop
YouTube MP3 Downloader extension - Opera add-ons
YouTube mp3 is closed but there are alternatives -
Everything You Need to Know About Converting YouTube Videos to MP3: From the Best Converters to Legal Considerations - Neon Music - Digital Music Discovery & Showcase Platform
Is converting YouTube to MP3 legal and safe? Top 5 alternatives to download music | The Irish Sun