MP3 Downloader PHP Script by Theveloper | Codester
GitHub - thehannankhan/youtube-to-mp3-converter: A python script to convert your youtube URL to an mp3 file and download it to the same directory as the .py file.
YouTube To Mp3 Converter Pro Nulled Script | Techiey.com
MP3 Converter PHP Script by chump2877 | CodeCanyon
YouTube-to-MP3 conversion - PHP class and script - CodingForum
GitHub - coolguruji/youtube-to-mp3-converter-php-script: This youtube to mp3 converter is a full php scripts for webmasters. No requirement of FFMPEG, Youtube-dl or Dedicated/vps server.