YouTube mp3 is closed but there are alternatives -
How To Convert YouTube Videos to MP3
Easily and Efficient Way to Convert YouTube Video to MP3
YouTube MP3 Downloader extension - Opera add-ons
Y2mate - Perfect YouTube Video Downloader And Converter
6 Sites to Download YouTube MP3 Converter Songs
Top 10 Best YouTube to MP3 Converters in 2023
YT Video & MP3 Downloader for VidTuber - Microsoft Apps
YouTube to MP3 Downloader – Descarcă această extensie pentru 🦊 Firefox (ro)
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