from the site-
"The Freesound Project aims to create a huge collaborative database of audio snippets, samples, recordings, bleeps, ... released under the Creative Commons Sampling Plus License. The Freesound Project provides new and interesting ways of accessing these samples, allowing users to
-browse the sounds in new ways using keywords, a "sounds-like" type of browsing and more
-up and download sounds to and from the database, under the same creative commons license"
over 25,000 samples!!!- freesound.iua.upf.edu