The Berkman Center is proud to announce the 1.1.1 release of the H2O system. The 1.1.1 release is a minor functionality release that includes mainly some minor improvements to message boards and project management. Message boards now include the option to invite other projects; leaders may now send email messages to all participants in their projects; and project leaders can now actively manage which of their participants may participate in rotisseries and message boards. Source code and binary packages are freely available here.