OpenGameArt.org!

deviantART was created to entertain, inspire, and empower the artist in all of us. Founded in August 2000, deviantART is the largest online social network for artists and art enthusiasts with over 13 million registered members, attracting 35 million unique visitors per month. As a community destination, deviantART is a platform that allows emerging and established artists to exhibit, promote, and share their works within a peer community dedicated to the arts. The sites vibrant social network environment receives over 100,000 daily uploads of original art works ranging from traditional media, such as painting and sculpture, to digital art, pixel art, films and anime. »

The Freesound Project is a collaborative database of Creative Commons licensed sounds. Freesound focusses only on sound, not songs.

pixiv is an online art communication service that connects artists with other artists and enthusiasts. pixiv is a place where you can enjoy submitting and browsing countless artworks.

This project aims to create an archive of clip art that can be used for free for any use.

I DrawCrowd artist showcase their illustrations and all kind of art, the website allows you to collect your favorite art and recommend artists.

Royalty free and public domain clip art.

SkinBase is one of the largest skinning communities on the web, where you can find wallpapers, photographies and skins. Download for free great works or share your work worldwide!

RateMyDrawings is an online drawing community that allows artists and illustrators to draw online. We differ from many other art community websites in that all drawings are created by our members using the same tools - so the only difference between artists is their talent. Users submit drawings by using our free web based Flash, Java or HTML5 drawing tools.