Open Sky (disambiguation)

Open Sky — an album from the Progressive rock band Iona.

Open Sky may also refer to:

• OpenSky — a wireless communication system invented in Massachusetts
• OpenSky service — a hosted SIP (Session Initiation Protocol) to Skype gateway
• Open Sky Records — the recording company and label Open Sky used by Iona
• OpenSky Aircraft Project — Japanese project to create a "Möwe" jet-powered glider
• Project Open Sky — A now defunct freeware addon team that produced downloadable aircraft for Microsoft Flight Simulator
• The Open Sky — The English name of the 2000 Spanish movie El cielo abierto
• The EU-US Open Skies Agreement is commonly known as Open Sky in non-English-speaking countries
• OpenSky Network - An air traffic communication research platform

Open skies refers to an international Air Transport Agreement.

Open skies may also refer to:

• Open skies (disambiguation)
• EU–U.S. Open Skies Agreement, the 2008 EU-US aviation pact.
• Treaty on Open Skies, the 1992 military,
• OpenSkies, the British Airways subsidiary airline.
• OC-135B Open Skies, the reconnaissance aircraft utilized by the U.S. Air Force.
• Open Skies (song), a Reamonn song.
• Open Skies, Closed Minds, a book of UFOs
• Fliers of the Open Skies, a Croatian film
• Rip Open the Skies, an album by the Christian rock band Remedy Drive