Open Licences

Open Licences

Collections of open licenses for data and content that can be freely used, modified, and shared by anyone for any purpose.

OPEN LICENCES COLLECTIONS

/Open%20Source%20Initiative
Open Source Initiative
Open source licenses approved by the Open Source Initiative.
Open Source Initiative
/Open%20Definition
Open Definition
Defining Open in Open Data, Open Content and Open Knowledge.
Open Definition
/Creative%20Commons
Creative Commons
Creative Commons tools to help share your work
Creative Commons

  • Creative Commons Attribution 4.0 International

    CC BY 4.0

    This license enables reusers to distribute, remix, adapt, and build upon the material in any medium or format, so long as attribution is given to the creator. The license allows for commercial use.

    Content Data

  • Creative Commons Attribution-ShareAlike 4.0 International

    CC BY-SA 4.0

    This license enables reusers to distribute, remix, adapt, and build upon the material in any medium or format, so long as attribution is given to the creator. The license allows for commercial use. If you remix, adapt, or build upon the material, you must license the modified material under identical terms.

    Content Data

  • Creative Commons Attribution-NonCommercial 4.0 International

    CC BY-NC 4.0

    This license enables reusers to distribute, remix, adapt, and build upon the material in any medium or format for noncommercial purposes only, and only so long as attribution is given to the creator.

    Content Data

  • Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International

    CC BY-NC-SA 4.0

    This license enables reusers to distribute, remix, adapt, and build upon the material in any medium or format for noncommercial purposes only, and only so long as attribution is given to the creator. If you remix, adapt, or build upon the material, you must license the modified material under identical terms.

    Content Data

  • Creative Commons Attribution-NoDerivatives 4.0 International

    CC BY-ND 4.0

    This license enables reusers to copy and distribute the material in any medium or format in unadapted form only, and only so long as attribution is given to the creator. The license allows for commercial use.

    Content Data

  • Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International

    CC BY-NC-ND 4.0

    This license enables reusers to copy and distribute the material in any medium or format in unadapted form only, for noncommercial purposes only, and only so long as attribution is given to the creator.

    Content Data

  • Creative Commons CC0 1.0 Universal

    CC0 1.0

    CC0 (aka CC Zero) is a public dedication tool, which enables creators to give up their copyright and put their works into the worldwide public domain. CC0 enables reusers to distribute, remix, adapt, and build upon the material in any medium or format, with no conditions.

    Content Data Public Domain

  • Open Data Commons Attribution License

    ODC-By-1.0

    The Open Data Commons Attribution License is a license agreement intended to allow users to freely share, modify, and use this Database subject only to the attribution requirements.

    Databases Images Audiovisual Data

  • Open Data Commons Open Database License 1.0

    ODbL-1.0

    The Open Database License (ODbL) is a license agreement intended to allow users to freely share, modify, and use this Database while maintaining this same freedom for others.

    Databases Images Audiovisual Data

  • Open Data Commons Public Domain Dedication and Licence

    PDDL-1.0

    The Open Data Commons – Public Domain Dedication and Licence is a document intended to allow you to freely share, modify, and use this work for any purpose and without any restrictions. This licence is intended for use on databases or their contents (“data”), either together or individually.

    Databases Images Audiovisual Data

  • SIL Open Font License 1.1

    OFL-1.1

    The OFL allows the licensed fonts to be used, studied, modified and redistributed freely as long as they are not sold by themselves. The fonts, including any derivative works, can be bundled, embedded, redistributed and/or sold with any software provided that any reserved names are not used by derivative works. The fonts and derivatives, however, cannot be released under any other type of license.

    Fonts

  • CERN Open Hardware Licence

    CERN-OHL

    CERN Open Hardware Licence (CERN OHL) is a legal tool to promote collaboration among hardware designers and support the freedom to use, study, modify, share and distribute hardware designs, and products based on those designs.

    Hardware

  • Apache License

    Apache-2.0

    The Apache License is a permissive free software license written by the Apache Software Foundation. It allows users to use the software for any purpose, to distribute it, to modify it, and to distribute modified versions of the software under the terms of the license, without concern for royalties.

    Software

  • Eclipse Public License - v 2.0

    EPL-2.0

    The Eclipse Public License is designed to be a business-friendly free software license, and features weaker copyleft provisions than licenses such as the GNU General Public License (GPL).

    Software

  • Educational Community License v2.0

    ECL-2.0

    The Educational Community License version 2.0 (“ECL”) consists of the Apache 2.0 license, modified to change the scope of the patent grant in section 3 to be specific to the needs of the education communities using this license.

    Software

  • Open Source AI Definition – 1.0

    OSAID

    An Open Source AI is an AI system made available under terms and in a way that grant the freedoms1 to use, study, modify and share the system for others to use with or without modifications, for any purpose.

    Artificial Intelligence AI

  • GNU General Public License version 3

    GPLv3

    The GNU General Public License is a free, copyleft license for software and other kinds of works.

    Software Other kinds of works

  • GNU Free Documentation License version 1.3

    GNU FDL 1.3

    The GNU Free Documentation License is a form of copyleft intended for use on a manual, textbook or other document to assure everyone the effective freedom to copy and redistribute it, with or without modifications, either commercially or non-commercially.

    Manuals Textbooks Documents

  • Unlicense

    Unlicense

    The Unlicense is a template for disclaiming copyright monopoly interest in software you've written; in other words, it is a template for dedicating your software to the public domain.

    Software

  • OSET Public License

    OSET-PL

    The OSET-PL has what may be a unique mission among open-source licenses: to define the legal terms of use for software to be acquired by state and local government organizations engaged in conducting or supporting public elections.

    Election Software

  • Common Development and Distribution License

    CDDL-1.1

    A free and open-source software license,[3] produced by Sun Microsystems, based on the Mozilla Public License (MPL). Files licensed under the CDDL can be combined with files licensed under other licenses, whether open source or proprietary.

    Software