VLC Media Player - VLC is a free and open source cross-platform multimedia player and framework.
TunesArt - TunesArt is the perfect companion for iTunes and Spotify on macOS: display an album cover on your desktop, download lyrics, quickly search your music library, share on Last.fm and Twitter, and control your player...
foobar2000 - An advanced freeware audio player for the Windows platform.
Audiorealm.com - AudioRealm is your destination for thousands of radio stations from all over the globe.
Winamp - Winamp is a media player that allows users to play multiple-file formats, arrange media in a varied file-management system, and play unique media with AAC encoding.
Last.fm - The world's largest online music service. Listen online, find out more about your favourite artists, and get music recommendations, only at Last.fm