Questions tagged [relicensing]

Questions about changing the license of a work which has already been published under a different license (or published under all-rights-reserved copyright)

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1answer
245 views

Can a copyright owner grant additional permission for another project to use under a different license?

Can a copyright holder of a GPL licensed project grant permission to allow another project to use it under the terms of a different license? The GNU/GPL is a copyleft license, which means that ...
0
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1answer
104 views

How can I integrate open source licenses, such as MIT, into my own open source project when my code is unlicensed?

I want to use a portion of an existing project that is licensed under MIT. MIT seems to state that I must include their license in my work, but I don't want to use any license for my own work (i.e. ...
10
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3answers
206 views

What happens if I stop using a GPL library?

If I understand it correctly, when I develop a program that depends on a GPL library, it becomes a derivative work of the library and the GPL license also aplies to it. But what happens if I develop a ...
4
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2answers
708 views

What must be the license of a software including other apps with different licenses?

I have developed a software and I will publish it for free. But this software includes the following programs: The app is developed using Electron (License: MIT) Electron uses Chromium (It is ...
3
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1answer
105 views

Can I change a LPPL licensed LaTeX file (template) license?

I got this .tex file. I need to edit it so it becomes my thesis. According to the LPPL license, I need to change its name, and state from what name I am renaming. But what do I do about this part? %...
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1answer
1k views

Relicensing an MIT licensed project under the GPL that has non code contributions from others

I have an Android Game I've written that I released under the MIT license. Recently, there have been several people who have downloaded the source of my application, added ads and uploaded it to the ...
6
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2answers
181 views

Which licenses do “not contradict the terms and conditions” of AFL v. 3.0?

The Academic Free License 3.0 explicitly allows distributing copies of the work "under any license of your choice that does not contradict the terms and conditions, including Licensor's reserved ...
4
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1answer
3k views

How to retain complete copyright on a GitHub open source project

I'm about to start a project and make it 'open source' cause I really like it, and would fit perfectly my project spirit. The project is divided in 2 parts: The main application, whose anyone could ...
2
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1answer
568 views

Use LGPL code in an AGPL project

I'm developing a project I licensed under AGPL. I modified a file from the microhttpd GNU library, adapting it to my project. The file I use is one of the provided file server examples. The repository ...
2
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1answer
147 views

Cloud and AGPL question

If a SaaS product is created using the code from a GPL project and is fully maintained by that company, what would happen if that GPL project has its license updated from GPL to AGPL? Does the AGPL ...
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2answers
165 views

Relicensing from GPLv3 to GPLv2

I have an open source project on GitHub released under GPL3. I want to re-license it under GPL2. 99.9% of the program is written by me, only few lines of code is written by other people. Can I re-...
7
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1answer
122 views

How to Audit licensing of old project?

I manage a project with a very long open source history - Zikula (and https://github.com/zikula/core). Zikula grew out of PHPNuke and PostNuke. Most of the oldest code is long gone, but some legacy ...
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1answer
135 views

Most fitting software license for customized client work?

I am struggling with this question about a GitHub project of mine (MIT license). A client wanted me to customize it in a certain way and sell him the customizations (the customizations do not work ...
2
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1answer
263 views

Is a repo with just a COPYING file GPL-X-only or GPL-X-or-later?

It is a common convention to include the full license text in a file named COPYING (or LICENSE) in the root folder of a repo. Sometimes, the developer: does nothing more (no copyright byline in the ...
2
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2answers
385 views

Can I relicense software under the modified zlib licence?

In this project, the README says: Code(if not stated differently): (c) Copyright 2015-2016 DeveloperOne; modified zlib-License see "LICENSE.txt" for details. And zlib license says: This ...
7
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2answers
456 views

Is it possible to move from MIT to BSD?

I commited some work on GitHub under the MIT license. Is it possible to move from MIT license to BSD-3 or 4 clauses for some of the projects? And as an extent, to any other license? If possible, is ...
6
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1answer
147 views

Who is responsible for code being in the public domain?

Recently, I wanted a certain functionality that can be difficult to implement due to many special cases and subtle details in technical specifications. So I did a websearch and quickly found existing ...
7
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3answers
461 views

How is the Expat (MIT) license compatible with the GPL?

Suppose I come across Project G, an open-source project licensed under the GNU GPL, and Project M, an open-source project licensed under the Expat license (also called the MIT license). I want to ...
1
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1answer
803 views

Can the license of a work with open source license be revoked? [duplicate]

Say I have a work released under a FOSS license, can I revoke this FOSS license and release the work under some proprietary license? If yes, what happens to copies of work already under circulation ...
10
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1answer
473 views

How to deal with licences after forking a project?

I forked a project with an MIT license on GitHub: The MIT License (MIT) Copyright (c) 2012 Some Name Permission is hereby granted, free of charge, to any person obtaining a copy of this software ...
11
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4answers
1k views

Remove BSD LICENSE file while importing code into GPL project

Can LICENSE file be removed from 3rd party BSD project that is merged with GPLed code? There are license headers in each file, but files will be modified, so BSD license in them will no longer be ...
5
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1answer
310 views

How do I turn a public domain project into a MIT project

A while ago I released some code into the public domain, using CC0. I am now thinking, that I would like to extend that work, but have it under the MIT license -- the extensions at least. I don't ...
2
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1answer
55 views

Does the CeCILL permit relicensing to licenses named in later versions of the license?

I want to release a program under the CeCILL version 2. It permits relicensing to the GPL, and I'm okay with that. However, version 2.1 permits relicensing to the European Union Public License, and I ...
6
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2answers
1k views

Can the Linux kernel be released under GPLv3?

From the Wikipedia article on Linux: The Linux kernel is licensed explicitly only under version 2 of the GPL, without offering the licensee the option to choose "any later version", which is a ...
14
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2answers
233 views

Impact of accepting a new open source licence type when updating software

I understand that if someone chooses not to upgrade their software they are free to retain all license benefits of their existing software. Please assume the following: XYZ software version 1.0 has ...
13
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2answers
1k views

Is putting a page with javascript in it considered a redistribution

Imagine, I published a page on the web. It contains some javascript code, which uses open source library. Is it in general considered redistribution? On one hand, it's a redistribution. You put code ...
4
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1answer
235 views

Using FreeBSD licensed code in a GPL3+ project

I have a code project which I have released under the GPL3+, which you can see here. I would like to implement a section of code that would use the lmfit nonlinear fitting library, provided here. The ...
1
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1answer
151 views

What license is portlet-api.jar in version 1.0?

I'm using portlet-api.jar within my maven project, but I can't find any hint on an applicable license. Is it public domain? And if so, is it written down somewhere? <dependency> <groupId&...
4
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1answer
309 views

Can software released under the Boost software license be relicensed under the Zlib/Libpng License?

I came across a library on GitHub (now Zlib/Libpng licensed) that is a fork of a library that was originally released under the Boost software license. Is it legitimate/legal to relicense boost ...
6
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3answers
114 views

If I create a derivative work of code that follows a protocol, am I still bound by its license?

I'm giving myself a headache just thinking about this, so would appreciate anyone else with an opinion. First, off, a note: I'm absolutely aware that my current code is a 'derivative work' - That's ...
12
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1answer
201 views

How does re-licensing without the approval of authors work (eg, wikimedia case)?

Wikipedia (and any other Wikimedia product) change to a dual licence since 01/08/2009. As I understand, that implies they redistribute GFDL licensed text in CC-BY-SA without asking every author (wich ...
2
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2answers
1k views

Does the Python Software Foundation License permit relicensing to the GPL?

Does the Python Software Foundation License permit relicensing to the GNU GPLv3 (or v2)?
2
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1answer
471 views

How did memtest86 transition from GPL to closed-source?

Memtest86, a popular software for RAM diagnostics, was initially developed as open source (GPLv2). Version 3 was forked into a separate project, Memtest86+, also distributed under GPL terms. Source ...
4
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1answer
396 views

Merge, rebrand, relicense projects

There are two libraries under MIT, that do the same thing, each with some pros and cons. I'd like to merge them, effectively reworking the public API, but keeping the underlying logic (code). The ...
3
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1answer
74 views

How would it be possible to distribute a GPL program with an Apache program?

A friend and I are making a program licensed under the Apache 2.0 license, and we would like to pull in code from one of his old projects licensed under the GPL 3.0 license, but I don't see a way to. ...
9
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2answers
598 views

Does it make sense to license my content under a more restrictive license if it's licensed CC-BY-SA?

Let's say that I make a post on a Stack Exchange site. That content is owned by me, but I gave the company a perpetual and irrevocable license under Creative Commons Attribution Share Alike 3.0. As ...
6
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1answer
1k views

How do I license code when rewriting code in another language? [duplicate]

I took the C code from the png2theora example tool of Xiph.Org Theora which has a copyright header: /******************************************************************** * ...
4
votes
0answers
136 views

How can i change the license of an open source project? [duplicate]

What is the good way to change the license of an opensource project? I guess it depends of the agreements of the contributors Do i need 100% approval? What if one contributor disagree or one ...
5
votes
2answers
319 views

Can I add “third clause” to BSD-like license?

I forked a project which is licensed under “BSD-like” license. This goes as the following: Copyright © 20xx Author CopyRight © 20xx Another author All rights reserved. Redistribution and use in ...
3
votes
5answers
2k views

If a project is forked and its license is changed, which license should be followed?

We have seen a lot of open source project on GitHub. But what would happen if someone fork a project and modify & improve from it? For example, if an original open source project creator states ...
7
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1answer
530 views

Move from MIT license to a new one

I want to move from MIT license to a new one, with this goals to reach: Leave the project free to use for individuals and small open source companies Let commercial companies pay some money for using ...
7
votes
2answers
136 views

Global donor to OSI approved licenses

I have some small projects under different open source licenses (I like BSD and GPLv2). I would like to license some new projects under an OSI approved license but make sure any other OSI-approved ...
12
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3answers
1k views

Am I in danger if a project component is relicensed?

I am currently managing a project, which includes a library that is licensed under the MIT license. My current project is licensed under the Apache 2.0 license. The maintainers of the library that I ...
9
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2answers
394 views

Relicensing from GPL v2 to LGPL v2 - What if I can't contact all contributors?

I am a contributor to a very old project presently in violation of the GPL. Our project is a plugin for a closed-source program, but the GPL does not permit this kind of linking. The project should ...
6
votes
2answers
700 views

Can I relicense software under the modified BSD licence?

I want to modify and merge some software that is available under the two clause BSD license into a project that is available under the GNU GPL version 2. I want to distribute the result under the GNU ...
7
votes
2answers
784 views

Is a license bound to a commit?

Lets say there is some software hosted in a public github git repository under some license A. The owner and copyright-holder now decides to relicense the source-code to another license B. If i would ...
14
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5answers
725 views

May someone else apply a license to CC0 material?

Alice licensed her work under CC0 1.0. May Bob take Alice’s work and publish it under another Creative Commons license (e.g., CC BY-SA)? If yes, may Bob publish it under his own name (i.e., not ...
9
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1answer
360 views

How should I re-license the scaffold code for my new application? (it is licensed under MIT)

If you notice the following scaffold starter kit source code is licensed under MIT throughout the code base. Even the configuration file contain a header of MIT licensed by the creator. Assuming, I ...
7
votes
2answers
741 views

Can someone re-license an adaptation of my CC BY-NC materials under commercial terms?

In the comments below this answer, it is stated that while there is no ShareAlike clause (that would be CC BY-NC-SA), you would not be allowed to re-license Adapted Materials under commercial terms. ...
18
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3answers
2k views

How do I upgrade from GPLv2 to GPLv3?

Consider I've written a program and released it under the GNU GPL version 2. Now I want to release it under the GNU GPL version 3. Let's call this "upgrading the license". Is this possible? How do I ...