The Lucent Public License is an open-source license created by Lucent Technologies. It has been released in two versions: Version 1.0 and 1.02. While the Lucent Public License is not one of the more popular open-source licenses, a number of products have been released under it. Notably, the license was the only open source license available to the public for the Plan 9 from Bell Labs operating system until 2014, when the University of California, Berkeley was "authorised by Alcatel-Lucent to release all Plan 9 software previously governed by the Lucent Public License, Version 1.02 under the GNU General Public License, Version 2."