Below is a link that has a ton of new independent artists... almost all have tracks available to preview. Some interesting search categories as well...
http://www.cdbaby.com/
http://www.cdbaby.com/
Neat Jazz Music Review Site
I was searching for something on the internet and came across this site that reviews obscure and rare jazz albums. This is, IMHO, a great way to find new stuff. Are there any other great music review sites out there?
http://www.jazz-not-jazz.de
http://www.jazz-not-jazz.de