ccmixter is an online community with free music and to colloborate in music making and mixing, to find content and partners. Now the service has launched a new search engine located at dig.ccmixter.org to find music or loops and the like.
The name of the service is deeply connected to the Creative Commons License, which often is abbreviated by CC. By this license artists are able to grant some rights to others, which may differ by the kind of license and range from free download and private use up to commercial performance and create derivate works or remixes. The minimal requirement is to name the original artist. To artists this is a great opportunity to promote their work and maybe even to become featured in broadcasts. For further information about the cc license visit the Creative Commons homepage and for music and collaboration the music search engine or the ccmixter homepage.