These Oracle GlassFish Server 3.1–3.1.1 Release Notes provide late-breaking information about GlassFish Server 3.1 and 3.1.1 software and documentation. These Release Notes include summaries of supported hardware, operating environments, and JDK and JDBC/RDBMS requirements. Also included are a summary of new product features in the 3.1 and 3.1.1 releases, and descriptions and workarounds for known issues and limitations.