has clause is compatible license of Source code available Number of installations unrestricted Number of users unrestricted Time for use unrestricted Usage unrestricted Derivatives allowed GNU GPL Compatible License Type GNU GPL v3 GNU GPL v2 Vendor-specific License ORCID MIT-Style License (MIT) https://github.com/ORCID/ORCID-Source/blob/master/LICENSE.md, accessed 12 July 2016; https://www.gnu.org/licenses/license-list.html, accessed 28 June 2016. The ORCID MIT-style license is identical to the MIT License, except for the addition of the following two clauses: 1. "The above license does not apply to the branding or the "look and feel" of the websites located at the orcid.org URL even if elements thereof are contained in the Software."; 2. "Except to provide the copyright notice required above or as allowed under ORCID Inc.'s Trademark Use Policy (available at http://orcid.org, under "Policies"), you may not use the name of ORCID, Inc., ORCID, its marks and logo, to advertise, promote or suggest any affiliation with or endorsement by ORCID, Inc. in connection with your use of the Software.". The MIT License is is a lax, permissive non-copyleft free software license, compatible with the GNU GPL. Distribution with notices