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

4
votes
1answer
49 views

Relicensing a fork of a GPL project and source code distribution requirements

(Reposted in here because this is the more correct section.) So the situation is this: I run a project which is a fork of an emulator licensed under GPL v2, my fork respects that and has not ...
1
vote
1answer
16 views

MPL 1.1: Re-distribute under MPL 2.0 without modification

I look at a project under MPL 1.1. Can I take the source and re-distribute it under MPL 2.0 without any modification or contribution? That is, I am not a contributor (not the initial, not in the past, ...
0
votes
0answers
17 views

Using a printed format used by an application licensed under GNU GPL

I want to generate Twibright Optar compatible printed pages but I do not want to license my project under GNU GPL license. The format is simple enough to make a completely new generator tool in few ...
4
votes
3answers
1k views

If I release software under the GNU GPL v3, and a new version of the GPL is released, can I change the license?

If I release software under the GNU GPL v3, and a new version of the GPL is released, can I change the license to the new version if I choose to without having to say "GNU GPL v3.0 or later"?
1
vote
1answer
36 views

How can I add a license to an existing group project?

For a university course I have developed a software application in a group of 12 students. So far we have been developing without a license (in a private repository), but now that the course is over ...
6
votes
1answer
573 views

Relicensing open-source software

During my PhD at a research institution I developed some software that I made public under the LGPL license (upon advice from the law people at this institution). I then moved to another research ...
-1
votes
2answers
137 views

Can Linus Torvalds change the license of Linux to private or nonfree “commercial”?

This is a general question. Is it possible to change the license of your creation (in this case something like linux) that have been developed by an entire community, not just Linus? Can it be changed?...
54
votes
3answers
7k views

If I change the license of my project, can someone use the old license by navigating through Git history?

I am creating an open-source library in JavaScript and using Git to control versions and history. I have several commits in which the LICENSE file is X (for example, MIT), but I would like to change ...
1
vote
1answer
29 views

Can LGPL 2.1 licenses software be re-published under GPL 3.0?

I have software licensed under LGPL 2.1 and I want to modify it and re-publish the whole software under the GPL 3.0 license. Is this legally possible? I think so, but I'm not completely sure. LGPL 2....
5
votes
1answer
69 views

Is it possible to release a newer version of a CC0 project under a license such as the zlib/libpng license?

Context: I am the sole contributor to a git versioned project. Let's say I have a project that is licensed under the CC0. Now suddenly I decide that this license doesn't really fit my needs. Am I ...
2
votes
1answer
81 views

Can I include Jenny Everywhere in a licensed work?

Jenny Everywhere is an "open source" character made before there were Creative Commons licenses. When including her in a work you are supposed to include the Jenny Everywhere Paragraph: The ...
3
votes
1answer
32 views

How can I anticipate a smooth transition to CC BY 5.0?

Let's say I create a CC BY 4.0 work today, and others contribute to it under the same license. Some individual elements will have multiple authors, some will have single authors. Some might include CC ...
2
votes
1answer
131 views

Can I change the copyright license, with this text in the CLA?

If I include this in the Contributor License Agreement (CLA) for an open source project I'm doing: (the following is from Apache's individual CLA) Grant of Copyright License. Subject to the terms ...
2
votes
1answer
39 views

License file organization when moving from one permissive license to another?

I have a project that is currently licensed under the BSD 3-clause license, and I would prefer, going forward, to switch to the Apache 2.0 license. I plan on contacting the original contributors to ...
7
votes
1answer
111 views

How does Bootstrap v4 (MIT) deal with contributions made under v3 (Apache 2.0)?

Bootstrap version 4 is under MIT license. Bootstrap version 3 and earlier ones were under Apache license 2.0. Bootstrap version 4 probably inherits some source code from Bootstrap version 3. Then, ...
4
votes
1answer
83 views

Relicensing open source project

Consider the following hypothetical situation. A project was open sourced. There were a number of external contributions but not too many. Imagine, the owner wants to change its license. Is it ...
3
votes
1answer
64 views

What does LGPL point 3 mean?

The LGPL point 3 says: 3. You may opt to apply the terms of the ordinary GNU General Public License instead of this License to a given copy of the Library. To do this, you must alter ...
4
votes
1answer
152 views

Dual license or relicense when the new license is more permissive?

An organization is considering changing the license of an OSS repo on Github. For the purposes of this question, assume that organization has the legal rights to change the license. It is currently ...
1
vote
1answer
117 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
votes
1answer
87 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
votes
3answers
159 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
votes
2answers
230 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
votes
0answers
30 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? %...
5
votes
1answer
304 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 ...
4
votes
0answers
46 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 ...
3
votes
1answer
256 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 ...
3
votes
1answer
217 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
votes
1answer
88 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 ...
0
votes
2answers
103 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
votes
1answer
101 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 ...
1
vote
1answer
77 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 ...
3
votes
1answer
83 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 ...
1
vote
2answers
124 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
votes
2answers
210 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
votes
1answer
103 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 ...
6
votes
2answers
235 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
vote
1answer
229 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 ...
8
votes
1answer
174 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 ...
10
votes
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 ...
4
votes
1answer
156 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
votes
1answer
38 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 ...
5
votes
2answers
482 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 ...
15
votes
2answers
224 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 ...
12
votes
2answers
561 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
votes
1answer
161 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
vote
1answer
86 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&...
3
votes
1answer
188 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 ...
5
votes
3answers
93 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 ...
11
votes
1answer
175 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
votes
2answers
659 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)?