CERN Open Hardware Licence

The CERN Open Hardware Licence (OHL or CERN OHL) is a license used in open-source hardware projects. It was created by CERN, which published version 1.0 in March 2011. Version 1.1 was published in July 2011. Version 1.2 was published in September 2013. Version 2.0, which utilizes a simplified language and covers also integrated circuit designs, was published in March 2020.
Wording.
Contrary to most of license names, the CERN OHL uses the British English spelling "licence" rather than the American English spelling "license" which contains an "s".
Projects using the CERN OHL.
On the CERN OHL website they have a list of projects using their license. These projects include:
Reception.
The CERN OHL is an accepted free content license according to the Free Cultural Works definition 
and version 2 is approved by the Open Source Initiative.