picinfinity - Picinfinity is an image retaining/proxy site.
Inkbunny - Helping furry artists and story-tellers share their work.
Imgur - Imgur is a free and simple image hosting service with image editing feature. Signup is optional.
The Artling - The Artling is an all-in-one curated online artwork gallery that has been providing people from across the globe with unique designs.
Libris - Libris is an asset management for photos and videos.
Weasyl - Open-source social art gallery