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What is a Mozilla Public License (MPL)?
What is an example of a strong copyleft license?
Does Mozilla have an open source license?
What is a copyleft open source license?
Jan 30, 2024 · The MPL is a simple copyleft license. The MPL's "file-level" copyleft is designed to encourage contributors to share modifications they make to your code, while still allowing them to combine your code with code under other licenses (open or proprietary) with minimal restrictions.
Feb 24, 2020 · Strong copyleft licenses. A copyleft license is a license that grants the permission to freely use, modify, and redistribute the covered intellectual property—but...
The Mozilla Public License (MPL) is the least restrictive copyleft open source software license. They make it easy to modify and use their code in closed-source and/or proprietary software, as long as any code licensed under the MPL is kept in separate files and these files are distributed with the software.
Weak copyleft licenses like the Mozilla Public License 2.0 fill a niche between strong copyleft licenses, such as the GPLs, and permissive ones like MIT or Apache License 2.0. As a result, it serves specific use cases for both authors and companies that rely on open source software.
The Mozilla Public License (MPL) is a free and open-source weak copyleft license for most Mozilla Foundation software such as Firefox and Thunderbird.
For example, GPL v2, GPL v3, and AGPL are examples of strong copyleft licenses, while the Mozilla Public License (MPL) maintained by the Mozilla Foundation is a weak copyleft license. The LGPL, or Lesser General Public License, is another example of a copyleft license that falls somewhere between strong and weak copyleft licenses.
Mozilla is the custodian of the Mozilla Public License ("MPL"), an open source / free software license. The current version of the license is MPL 2.0 ( html | plain text ). If you want to use or distribute code licensed under the MPL 2.0 and have questions about it, you may want to read the FAQ. MPL 2.0 Revision Process.
