robertkay

HTML5 MP3 player with Flash Fallback. Play music while browsing your site – 100$ AJAX enabled!
Also allows you to organise Artists/Albums/Songs from your wordpress dashboard and display them in your pages/posts via shortcodes.
To see a live demo and instructions go to http://littleguybigheart.net/tfmplugin
This plugin is part of a larger project to provide musicians with online tools. We’re using http://browserstack.com to check our forthcoming front-end templates on every imaginable device. Many thanks for their great product and their generous support of our open source development program.

thefreemusician

HTML5 MP3 player with Flash Fallback. Play music while browsing your site - 100$ AJAX enabled!

DanCoulter

Musicians need a way to easily organize information about their music. This plugin 
exists to do just that. It lets you publish a list of albums and auto-generates 
a WordPress page for each song, so that fans can comment, save links to your songs 
and share them with friends.
<h3>Roadmap</h3>
<ul>
<li>0.2 – file uploads and management (mp3, images, etc.)</li>
<li>0.3 – Custom data fields to let you store any arbitrary data with your music</li>
<li>0.4 – User submitted content management and display</li>
</ul>

Discography

Organize your discography; and offer downloads, streams and ways to buy your music.

thefreemusician vs Discography