Contributor License Agreement (CLA)

This CLA is based on the language from the GitHub CLA.

If you aren't familiar with a CLA, please also see what is a CLA and why use it (via GitHub). The following terms are used throughout this agreement:

  • You – the person or legal entity including its affiliates asked to accept this agreement. An affiliate is any entity that controls or is controlled by the legal entity, or is under common control with it.

  • Contribution – any type of work that is submitted to ProcessWire, including any modifications or additions to existing work.

  • Submitted – conveyed to ProcessWire via a pull request, commit, issue, or any form of electronic, written, or verbal communication with ProcessWire, contributors or maintainers.

1. Grant of Copyright License

Subject to the terms and conditions of this agreement, You grant to the ProcessWire maintainers, contributors, users and to ProcessWire and Ryan Cramer Design, LLC a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Your contributions and such derivative works. Except for this license, You reserve all rights, title, and interest in your contributions.

2. Grant of Patent License

Subject to the terms and conditions of this agreement, You grant to the ProcessWire maintainers, contributors, users and to ProcessWire and Ryan Cramer Design, LLC a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable (except as stated in this section) patent license to make, have made, use, offer to sell, sell, import, and otherwise transfer your contributions, where such license applies only to those patent claims licensable by you that are necessarily infringed by your contribution or by combination of your contribution with the project to which this contribution was submitted.

If any entity institutes patent litigation - including cross-claim or counterclaim in a lawsuit - against You alleging that your contribution or any project it was submitted to constitutes or is responsible for direct or contributory patent infringement, then any patent licenses granted to that entity under this agreement shall terminate as of the date such litigation is filed.

3. Source of Contribution

Your contribution is either your original creation, based upon previous work that, to the best of your knowledge, is covered under an MIT or MPL 2.0 open source license and you have the right under that license to submit that work with modifications, whether created in whole or in part by you, or you have clearly identified the source of the contribution and any license or other restriction (like related patents, trademarks, and license agreements) of which you are personally aware.

4. Sign Electronically

To agree to this CLA, please complete the form below. The name and email address used to sign the CLA must match the name and email address in your git config. The author information for each commit in your Contribution will be cross-checked with this signature.

Please type "I AGREE" below to indicate you agree to these terms.

Twitter updates

  • New post: This week we’ll take a look at a new version of FormBuilder that's on the way (with a screencast), as well as the latest version of the core: ProcessWire 3.0.140— More
    6 September 2019
  • We added WebP image support this year and many have been adopting it in existing projects. We look at a process used for migrating existing websites to WebP images— from preliminary considerations to implementation & testing, w/lots of tips & tricks too: More
    16 August 2019
  • Core version 3.0.137 on the dev branch adds the ability to hook multiple methods at once, in a single call. This post details how it works and provides a useful example of how you might put it to use in your development environment— More
    2 August 2019

Latest news

  • ProcessWire Weekly #279
    This week in the 279th issue of ProcessWire Weekly we're going to introduce some of the latest third party modules out there, and highlight a brand new site of the week. Read on!
    Weekly.pw / 14 September 2019
  • ProcessWire 3.0.140 and FormBuilder v40
    This week we’ll take a look at a new version of FormBuilder that's on the way (with a screencast), as well as the latest version of the core: ProcessWire 3.0.140.
    Blog / 6 September 2019
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“To Drupal, or to ProcessWire? The million dollar choice. We decided to make an early switch to PW. And in retrospect, ProcessWire was probably the best decision we made. Thanks are due to ProcessWire and the amazing system and set of modules that are in place.” —Unni Krishnan, Founder of PigtailPundits