Yaddo

Yaddo is a working community for visual artists who have qualified for residency. Yaddo uses SlideRoom to help manage portfolios during their competitive admissions process. http://yaddo.slideroom.com

From their website:

"Yaddo offers residencies to professional creative artists from all nations and backgrounds working in one or more of the following media: choreography, film, literature, musical composition, painting, performance art, photography, printmaking, sculpture, and video. Artists may apply individually or as members of collaborative teams of two or three persons. They are selected by panels of professional artists without regard to financial means. Residencies last from two weeks to two months and include room, board, and studio."

More information:
http://yaddo.org