LTSP - The Linux Terminal Server Project adds thin-client support to Linux servers.
Thinstation - Thinstation is a basic and small, yet very powerful, open source thin client operating system...
VMware Player - VMware Workstation Player allows you to run a second, isolated operating system on a single PC.
Nakama - Nakama is an open-source distributed social and realtime server for games and apps.
Thincast - We develop, enhance and scale remote desktop solutions for international innovators and market leaders.
OneClickKick - OneClickKick is a web interface built from the ground up to help you install the desired operating system without hassle.