Questions tagged [multi-licensing]

Works can be released under two (or more) licenses, which may or may not be compatible, giving recipients the choice of which terms they will abide by

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34 views

Include copyright material used by permission in open source repository

I've got an open source web project on GitHub licensed under GPL 3.0. Now I'm going to be adding some material under copyright (verses from a translation of the Bible) that I've been given permission ...
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1answer
62 views

Can downstream dual licensing be inferred?

Suppose a developer receives software from XX with a license permitting unlimited modification and redistribution as well as full ownership of any original content. The only restriction being no ...
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2answers
94 views

Python package with different licenses per modules, some with GPL: is a global GPL license required?

I'm in a situation a bit similar to this one, but more precisely I developed a Python package with multiple modules. Some of them have dependencies under GPL, therefore "infecting" this specific ...
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1answer
45 views

Suitable license for open-source game with proprietary content

I am developing a 2D sidescroller game for mobile platforms and am trying to figure out the best licensing option for this situation: My desire is to make the game's source code open-source, but the ...
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1answer
58 views

Dual license open source software?

I'm building a piece of open source code that I want to use the AGPLv3 license, but at the same time, if a company pays a fee, I want to allow them to access the software using a much more permissive ...
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2answers
209 views

Clarification: Dual licensed under the MIT or GPL Version 2 licenses

I've been reading the differences between these two licenses for a few hours now and it is still quite not clear to me how this duality works. As far as I understood, the MIT license basically gives ...
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1answer
67 views

Would a multi-license consisting of all possible non-exclusive licenses work?

Dual licensing is used to maximize compatibility. One requirement is that licenses must be non-exclusive, although they don't have to compatible and as licensee you are free to choose a subset of the ...
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1answer
123 views

GPL with license exception for iOS?

I'd really like to use the GPL license for my cross-platform mobile app. I want to publish on the iOS AppStore, the terms of which indirectly prohibit the GPL from being used. What's the best way to ...
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2answers
147 views

Can I use a library that is dual licensed GPL + LGPL as if it was only LGPL?

PaGMO 2 includes both GPL and LGPL in their copyright notices: Copyright 2017-2018 PaGMO development team This file is part of the PaGMO library. The PaGMO library is free software; you can ...
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1answer
84 views

Can I license code that links to GPL code under a more permissive license?

I'm working on a project that I want to release under the MIT license. However, it includes a GPL'ed library. I understand this means I must release my work under GPL. Am I able to release the whole ...
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2answers
71 views

What is the way to handle a project that is a mix of software and non-software items?

Our project is partly software, and partly 3d models and images. To me, the language of the MIT license, which specifically refers to software, doesn't really seem applicable to the parts that aren't ...
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2answers
104 views

Adding a very minor part of GPL3 code to a BSD-licensed project

I am porting a library that somebody else released under BSD-3 license from Fortran to C++. In order to make it run easily under C++, I am using an interface that is only a very minor and almost ...
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Open Source Hardware software and patent license

I'm working on a hardware medical device which I'd like to open source without giving out my patent rights to potential competitors. I'd like to open source the firmware/software part. What's ...
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1answer
153 views

Will distributing my program with virtual box make it GPL?

So I'm wondering if I distribute my application (as an .iso file) with virtualbox portable http://www.vbox.me/ which is licensed under GPLv2, will that make my program also under the GPLv2 license? Or ...
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2answers
106 views

How to license programming assignments permissively, while preventing solutions from being published?

I have created a few practical programming assignments for a bachelor's course in computer science, which I'm quite proud of. I'd love for my work to be used anywhere, and for any future teachers or ...
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1answer
279 views

Is it correct in general to have both MIT and Apache license for the same project

I am using the javascript library Datejs in my project, the library states in their website that the code is released under the MIT Licence but the code published on their GitHub account is published ...
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1answer
211 views

Does using an AGPLv3-licensed library prevent me from dual-licensing my own source code?

I wrote some software (a simple command-line utility) and released the source code under the following zlib-style open source license: Permission is granted to anyone to use this software for any ...
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1answer
102 views

Is this restriction of Cheerp community edition in violation of GPLv2?

As I understand, Cheerp is a tool in a similar way it is GCC, licensed with GPLv2. The license applies to the work reached by the copy rights, but not for use restrictions. So, as long as one does ...
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can I use CC BY-SA 3.0 media (pictures) in a software partly licensed under a non-derivative license?

I am working on a software wich contains graphics i didn't make that are licensed under CC BY-SA 3.0. since the software contains other parts I didn't make, I want to put it under two different ...
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1answer
1k views

Is dual licensing a software that contains gpl programs possible?

I have seen that there is a question about gpl and dual licensing, but I know copyleft can behave different depending on the shape of the software. so here's my question: I have a package of lua ...
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1answer
1k views

License to use for smaller GitHub repos

I frequently create programs to process my local files in some fashion. About half of them are Bash shell scripts under 100 lines, others may be longer, include multiple files, or even be in other ...
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2answers
76 views

Wiki template licensing?

I do some editing for Wiki A, which is generally licensed in a typical wiki fashion: Content is available under GNU FDL 1.3 unless otherwise noted. Wiki B uses some templates I'd like to copy for ...
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2answers
207 views

Is License Zero compatible with other open source licenses like GNU, MIT or BSD licenses for example?

I am currently developing a small open source project and would like to make sure I got the licensing right. I am pretty new to the open source model. I have benefited from it on a personal level for ...
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1answer
140 views

Can you license the same software with different licenses for different industries? [duplicate]

If I have software that I want a non-profit or non-commercial entity to use, improve, etc. and so on, and I want them to have it open source, say GPL3, but I don't want commercial entities to be able ...
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1answer
129 views

Buying a license to public domain software (where PD is recognized)?

Are there ever any practical reasons for purchasing an explicit license to "public-domain" software, assuming both the software developer and the user reside in jurisdictions where the public domain ...
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1answer
63 views

Do you have to specify dual licensing before releasing open source software?

I'm working on an open source project I'd like to release at some point. I am going to license it under the AGPL v3, but I'd like people to have the option to pay for private development which only ...
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1answer
500 views

Font licensed as GPL *and* OFL … Can I use under OFL? [duplicate]

I would like the build upon the Libertine Open Fonts Project under SIL OFL 1.1, a permission that seems to be intended by the authors. However, several issues / irregularities crop up in the wording ...
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1answer
101 views

Meaning of “and” and “additionally” connectors with two Open Source licenses

[This question is an expansion of the question "Meaning of OFL and GPL" because of limits on the number of characters in comment-responses]. I am unsure of the meaning of the terms "and" and "...
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1answer
162 views

Using partially open source program/s and non open source programs, together in a project to be commercial?

In my case I'd like to use an open-source music program to make some music for an android app. When I later want to publish this app on the app store, this does mean I cannot use a normal copyright ...
4
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1answer
355 views

What does the Zstandard dual license mean?

I am looking at the Zstandard library and it says that it is dual licensed, BSD and GPLv2. What does it mean? If I use libraries in a non open source program will the license be GPL or BSD? In the ...
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1answer
111 views

Dual licensing of a file

My project is licensed under GPLv3. However, I want some files to be dual licensed under GPL and Apache License 2.0. What to write: a. in the header comment of the file licensed under Apache License ...
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1answer
104 views

Using OSS of different licenses in MIT-licensed software

If I create a new MIT-licensed OSS project and use other software with different licenses (MIT, GPLv3, no license), what is the best way to create a compliant repository? We thought of adding a ...
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1answer
145 views

Explanation about open source codes and licences

I need to understand rules that I only read but never understood completely. I'm asking here some clarifications. I read that GPLv2 licence imposes that a developer, developing a software using codes ...
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2answers
411 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 ...
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. ...
3
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2answers
441 views

Can my thesis LaTeX source files contents be under GPL v3?

I want to release all the LaTeX source files (*.tex), when I publish my thesis. I do not want to just release the PDF. So everybody can build my thesis with a LaTeX compiler from its source code. Can ...
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1answer
2k views

Is it possible to restrict GNU GPLv3 to non-commercial use only?

I've noticed that the jQuery plugin "Fancybox" has a peculiar licensing note in its header: // Licensed GPLv3 for open source use // or fancyBox Commercial License for commercial use // // http://...
3
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1answer
46 views

Using my own code fragments in multiple projects: does this count as multi-licensing?

I'm working on different open source projects, to which I'm contributing code which sometimes overlaps. Does this count as multi-licensing (and if so, do I have to make note of this explicitly)? Or ...
18
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1answer
366 views

Do Stack Exchange’s ToS mean that the user-generated content is double-licensed to them?

In the ToS of Stack Exchange sites, under the section Subscriber Content, the first sentence states that my submitted content is licensed (to Stack Exchange) under CC BY-SA 3.0: You agree that all ...
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2answers
529 views

Can software be both MIT licensed and in the public domain?

docopt.rs is dual-licensed under the MIT and Unlicense. How can the software be both copyrighted and in the public domain? Is this an example of invalid licensing?
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34 views

Keeping contributions and allowing free use of libraries. i.e. Complex licencing issue

I have an idea for a modern compiler project which will involve, at least at the start: A driver program. A set of libraries that implement the compiler, much like LLVM/Clang. A runtime library that ...
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1answer
127 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
79 views

Open Source (A)GPL(2|3) but limit resources or business for others without a paid license [duplicate]

I want to release come kind of computation engine as an open source project. For the whole source and usage, I am fine with the content of the GPL but what I want to make sure: There should be a ...
3
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1answer
222 views

Dual Licensing - AFL/GPL

I would like to use a library that is dual licensed: library is licensed to you under your choice of the Academic Free License version 2.1, or the GNU General Public License version 2 (or, at your ...
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2answers
210 views

License similar to GPL, but allowing to incorporate into the commercial version

Continuing this question: I want a license L which is generally like GPL, but allows us to do the following: License our software under both L and a commercial license. Require that every patch (or ...
5
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1answer
453 views

Can I dual license my code under the AGPL and the CPAL? If so, how?

I'm beginning work on a web application at the moment which ideally I'd like to dual license under the terms of the AGPL and the CPAL. This would mean that anyone using the code in their own web ...
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1answer
433 views

Is it safe to use FreeType inside a proprietary closed-source software?

Many of libraries, that have LGPL or permissive licenses, depends on FreeType, that have multi-licensing (FTL/GPL). My question is: if FreeType can be used under any of these licenses, can someone ...
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2answers
122 views

For applications using the paid/community model, why not just fork?

Some applications made by commercial companies employ a paid/community model for their software, meaning that you can use the open-source "community" version with less features, or you can purchase a ...
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2answers
278 views

Is it legal to use code from Microsoft Knowledge Base Article in an open source software?

In an open-source software project, GPL2 or 3, is it legal to use code snippets from Microsoft Knowledge Base articles - the ones that used to be called something like Q1234567, nowadays called just ...
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1answer
1k views

License header for CSS/JS resources

I'm creating a template for a company and fetching all vendor libs and selfmade code together to one minified style.css and script.js. My question to you is: Is this following license header legal? /...