Steven Harnad writes: "Here are three (lately re-named) OA Registries that we hope the OA community will find useful (and will use!): (1) ROAR is the Registry of Open Access Repositories. See also ROAR's sister project, OpenDOAR. (2) ROARMAP is the Registry of Open Access Repository Material Archiving Policies. (3) The ROMEO Journal/Publisher Self-Archiving Policy Directory.