http://www.gridoctane.com/
Account creation
http://www.gridoctane.com/login_form.php?next_url=
GridOctane
GridOctane now redirects to GridRepublic. IIRC they are one of the Charity Engine partners http://www.charityengine.com/about/us
Too bad their site doesn't have more information.
Too bad their site doesn't have more information.