Loggia Forums
Message board dedicated to art history, architecture, and design featuring discussions about artists, architects, periods, and styles.

Art History Forum Frigate
Discussion forum and live chat devoted to art history, including message boards devoted to art periods and styles

Classical Art and Architecture Discussion Fleet
Forums and live chats pertaining to all aspects of art and art history.

Classicals.com: Art and Architecture Gallery
Forums and live chats devoted to art and architecture (mostly traditional forms).

Renaissance Forum Frigate
Discussion forum and live chat devoted to all aspects of the Renaissance.

Robert Rauschenberg Forum
Message board discussing the American pop artist.

Artsiteguide Community
An online community space for artists and art historians.

Vision - Online Art Forum
Discussion of all subjects related to arts.

Apple Oranges
Club for the abstract realist and the real abstracts.

H-ArtHist: Art History
H-Net discussion group for contributions on all artistic genres, media, and period. Features subject overview, mission, archives, instructions, search, and subscription details. [English, German, French, and Italian.]