The ever evolving online sequencer, Soundation now has a searchable Premium Sound library of 5,000 loops that is available from within the application. You can purchase a yearly or monthly license which you can opt out of at anytime from the Soundation SoundShop.
More information can be found here and a review of Soundation from last month can be found here
This site has moved to > www.audiosilverlining.com 