ProcessWire software license

ProcessWire is a pure open-source CMS licensed under the Mozilla Public License 2.0. When indicated in the file header, the MIT license is also used by ProcessWire.

For your own original code/files, you are not required to maintain the same license. Third party modules, your own templates, and your own site profiles may use different licenses at your discretion, so long as they are not incompatible with those used by ProcessWire. Third party libraries used by ProcessWire specify their own compatible license in file headers or in a LICENSE.* or README.* file present in the same directory. Files native to ProcessWire that do not indicate license in file header or in the directory can be assumed to be MPL 2.0 (Mozilla Public License v2.0).

  • MPL 2.0 License

    Most files in the ProcessWire core source code use the Mozilla Public License, version 2.0.
  • MIT License

    Some specific components in ProcessWire core use the MIT license (where specified).
  • 3rd party files

    Third party files may in ProcessWire may specify their own license. This page contains more details.
  • CLA

    ProcessWire Contributor License Agreement (CLA), based on the language from the GitHub CLA.

Twitter updates

  • This week ProcessWire gained powerful new tools for finding pages and controlling how they are loaded. If you like to maximize performance and efficiency, you’ll like what 3.0.172 brings— More
    5 February 2021
  • ProcessWire 3.0.171 dev branch core updates – More
    22 January 2021
  • Preliminary 2021 roadmap in progress in this week’s update— More
    8 January 2021

Latest news

  • ProcessWire Weekly #352
    In the 352nd issue of ProcessWire Weekly we're going to check out the latest core updates available in ProcessWire 3.0.172, introduce a neat third party module called Admin Autosize Textareas, and more. Read on!
    Weekly.pw / 6 February 2021
  • ProcessWire 3.0.172 – Find faster and more efficiently
    This week ProcessWire gained powerful new tools for finding pages and controlling how they are loaded. If you like to maximize performance and efficiency, you’ll like what 3.0.172 brings.
    Blog / 5 February 2021
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“Indeed, if ProcessWire can be considered as a CMS in its own right, it also offers all the advantages of a CMF (Content Management Framework). Unlike other solutions, the programmer is not forced to follow the proposed model and can integrate his/her ways of doing things.” —Guy Verville, Spiria Digital Inc.