SSH X-Server for Windows, Secure way to run Linux and Unix on Windows Desktop. The WinaXe Plus XServer is a program that emulates the X terminal on your PC. WinaXe Plus is XServer implementation of the X11 R6 release of the X Window System. The XServer can run one or more X Window based client applications (X clients) that are resident on a host computer. The host can be any computer that supports the X protocol.