Vinyls - Vinyls is a music player that lets you listen to your music without any complicated setup.
Thematic - Free Music for YouTube Videos & Creators • No Copyright
Plexamp - A small music player with a number of unique features
Music For Makers - Licensing good music has never been this easy.
SoundCloud Charts - The most played tracks on SoundCloud this week
Fugue - Free and premium stock music for your videos, games, and UI