Below is a list of websites like Gaia Online / services like / similar to Gaia Online :
Founded in 2003, Gaia Online is the leading online hangout on the web. More than seven million visitors come to Gaia every month to make friends, play games, watch movies in Gaia Cinemas, Gaia's virtual theaters, and participate in the world's most active online community. Gaia provides a fun, social environment that inspires individuality and creativity. With everything from art contests to discussion forums on poetry, politics, celebrities and more, to fully customizable profiles, digital characters and cars, Gaia is a place where teens can create their own space and express their individual style. .