jOpenRay is a project aiming to improve the experience of thin client administrators and users. It deploys in a few minutes, and all you need is Java. It works on Windows, MacOS, Linux, and Solaris. It provides a user friendly interface and tools. It displays Windows XP, Windows Server, Windows Vista, and Windows 7 desktops via the RDP protocol. It displays MacOS, Linux, and Solaris OS desktops via VNC/RFB.