Madsonic is a web-based media library and media streamer with jukebox functionality.

ThatMP3.com allows users to convert YouTube to MP3 files while automatically fixing ID3 tags and album art.

SoundClick is a music-based social community.

freedb is a database of compact disc track listings, where all the content is under the GNU General Public License.

YoutubeConvert.TO is an online youtube conversion service.

7digital is a digital music and radio services platform.