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Jan 30, 2024 · If you see any errors in this FAQ, or have suggestions for further questions, please email licensing@mozilla.org. The MPL version 1.1 FAQ is still available here but should not be used except as a reference for that license. Last updated on January 30th, 2024. About MPL Q1: What is the Mozilla Public License? The MPL is a simple copyleft ...
Licenses For Existing Source Code. Most Mozilla software projects use the MPL, but some have different terms. Detailed information on the licensing of existing code can be found by inspecting its license headers, or by visiting the license information page in the relevant Mozilla software.
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Version 1.0 of the Mozilla Public License (MPL) was released in 1998, with a slightly modified Version 1.1 introduced the following year. Over a decade later, in 2010, Mozilla Public License 2.0 made its debut, and has remained the MPL of choice ever since.
- Definitions. 1.1. “Contributor” means each individual or legal entity that creates, contributes to the creation of, or owns Covered Software. 1.2. “Contributor Version”
- License Grants and Conditions. 2.1. Grants. Each Contributor hereby grants You a world-wide, royalty-free, non-exclusive license: under intellectual property rights (other than patent or trademark) Licensable by such Contributor to use, reproduce, make available, modify, display, perform, distribute, and otherwise exploit its Contributions, either on an unmodified basis, with Modifications, or as part of a Larger Work; and.
- Responsibilities. All distribution of Covered Software in Source Code Form, including any Modifications that You create or to which You contribute, must be under the terms of this License.
- Inability to Comply Due to Statute or Regulation. If it is impossible for You to comply with any of the terms of this License with respect to some or all of the Covered Software due to statute, judicial order, or regulation then You must: (a) comply with the terms of this License to the maximum extent possible; and (b) describe the limitations and the code they affect.
Dec 4, 2020 · Both the MPL v2.0 and EPL v2.0 allow contributors to optionally release code either under the license by which it was originally released or under future published versions of the respective licenses. As far as I can tell, neither license implicitly upgrades to a future version. See MPL section 10.2 and EPL section 7, paragraph 4.
Both versions 1.0 and 1.1 are incompatible with the GPL, which led the Free Software Foundation to discourage using version 1.1. For these reasons, earlier versions of Firefox were released under multiple licenses: the MPL 1.1, GPL 2.0, and LGPL 2.1. [26]
Jan 5, 2012 · The Mozilla Foundation recognizes how important this compatibility is to free software projects, and to date they've made their own projects compatible by tri-licensing them under the MPL 1.1, GPL version 2 or later, and LGPL version 2.1 or later. Now they've taken the next step by including compatibility provisions in MPL 2.0.
