Free Sound Library

"Freesound aims to create a huge collaborative database of audio snippets, samples, recordings, bleeps, … released under Creative Commons licenses that allow their reuse. Freesound 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 upload and download sounds to and from the database, under the same creative commons license interact with fellow sound-artists!"