Teleportme is an open source project which aims to connect people through an automated and always-on portal - Transport your inter-offices, meeting room, or common area communication across large distances with a FaceTime powered video portal.
See the project home page here:
http://papercutsoftware.github.io/teleportme/
Requirements:
- 2 x Apple Mac systems (e.g. Mac Mini) able to run FaceTime video
- Mac OS X 10.9 or higher
- 2 x Web Cams
- 2 x TVs or large Monitors
See project website for the full set of requirements.