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The Mozilla Public License (MPL) is a free and open-source weak copyleft license for most Mozilla Foundation software such as Firefox and Thunderbird.
- January 3, 2012
- Mozilla Foundation
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.
- Illa Public License 2.0 Requirements
- Illa Public License 2.0 vs. Other Weak Copyleft Licenses
- Illa Public License 2.0 Use Cases
- Future of The Mozilla Public License 2.0
Open source software licenses fall into two categories: permissive and copyleft. Copyleft licenses, in turn, come in two flavors: strong and weak. The Mozilla Public License 2.0 is in the latter group. The difference between the two forms of copyleft licenses lies in the scope of source code to be shared. Strong copyleft licenses like GPL v2 and GP...
Other weak copyleft licenses include the GNU Lesser Public License (LGPL), the Eclipse Public License (EPL), and the Common Development and Distribution License (CDDL). In this section, we’ll compare both with the Mozilla Public License 2.0.
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.
One recent examinationof projects on GitHub found that approximately 1.4% of works on the platform used the Mozilla Public License 2.0. It was the only weak copyleft license present in any significant number of projects. Couple this fact with its positioning as a “bridge” between GPL-like licenses and permissive ones, and it’s clear MPL 2.0 present...
Jan 30, 2024 · Q1: What is the Mozilla Public License? 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.
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.
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 only...
Microsoft Reciprocal License: MS-RL; Mozilla Public License: MPL-1.0; MPL-1.1; MPL-2.0; MPL-2.0-no-copyleft-exception; Sun Public License v1.0: SPL-1.0; Strong Copyleft Family. In addition to the requirements of the weak copyleft licenses, strong copyleft licenses require you to share larger programs that you build with the licensed software ...
