Wikipedia
ThinLinc
ThinLinc is a cross-platform remote desktop server developed by Cendio AB. The server software and the users' main desktops run on Linux, but Windows applications and desktops can be accessed using the included integration with Remote Desktop Services or Citrix XenApp, or third-party programs such as Wine, Codeweavers CrossOver, or desktop virtualization software. Clients are available for Linux, Windows, OS X, and a number of thin clients.