Most of the files are :Copyright: This stylesheet has been placed in the public domain. Copyright 2014-2016 Akretion (http://www.akretion.com) Copyright 2014-2020 Akretion (Alexis de Lattre ) Copyright 2014-2020 Akretion - Alexis de Lattre Copyright 2018 Camptocamp Copyright 2018 Camptocamp SA Copyright 2021-2022 Akretion France (http://www.akretion.com) Copyright 2018 Flectra Community Many files also contain contributions from third parties. In this case the original copyright of the contributions can be traced through the history of the source version control system. When that is not the case, the files contain a prominent notice stating the original copyright and applicable license, or come with their own dedicated COPYRIGHT and/or LICENSE file.