Questions tagged [gpl]

The GNU's General Public License, a commonly-used free software license. The GPL has various versions, v1-v3, so use this tag only for questions talking about overarching issues of the licenses or shared characteristics. For example, for a question about a unique section on version 3, use the [tag:gpl-3] tag.

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6 views

is it safe to use GPL 2.0 licensed libraries in my commercial container image?

I am building some docker image which is using alpine:3.10 as base image. When I scan my built image for any license violation using whitesource scanner, I am getting lot of libraries which are ...
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1answer
11 views

GPL with Classpath Exception License

for example, File A.java is distributed under GPL with Classpath Exception License.. And I develop software C. There is a B.java file in C. B.java imports A(not A.jar, but A.java) and call function of ...
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1answer
19 views

Can I publish a WordPress site as MIT?

I know that WordPress is licensed GPLv2 (or later). I also know that all things that use WordPress must also be GPLv2 (or later) compatible (eg. Plugins and Themes) I also read somewhere that ...
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1answer
52 views

Is open source license compatible with a patent-encumbered standard?

Let's say heic is a patented image format. There is an open source implementation of heic called "libheif". GIMP use it to edit heic images, however, development team of Eye of Gnome(EOG) refuse to ...
3
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1answer
47 views

GNU AGPL/GPL 3.0 and Docker containers

So we have been discussing the implications of the GNU AGPL/GPL 3.0 license on our distributed code. I will make things, extremely simple. I hope. We will use AGPL in this example. We will write code....
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1answer
29 views

Can I use GPL license, if my program uses libraries with MIT and MPL licenses?

I'm working on a program in the Rust programming language. My program uses libraries (called crates in the Rust's ecosystem) with various licenses, like MIT Apache 2.0 and MPL-2.0. Can I use GPL if I ...
2
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1answer
33 views

GPL Application <-> LGPL Plugin <-> Properietary code

I would like to explicitly consider possibility of having either of Fig.1: (1-A) A GPL application with dlopen-based plugin system. (1-B) LGPL plugin for application (1-A), that is linked to (1-C) (...
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1answer
32 views

Can I use an LGPLv3 library in my WordPress plugin

I want to publish a plugin on WordPress. My plugin uses a library which is licensed under the LGPLv3. I am planning to ship the library along with plugin code, however, the library isn't statically ...
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1answer
263 views

Java OpenJDK GPL license with CLASSPATH EXCEPTION

The JDK license said: only where Oracle has expressly included in the particular source file's header the words "Oracle designates..." Then, is all the OpenJDK released under the GPL with ...
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3answers
2k views

Can a non-GPL python program use GPL Python module?

Suppose I have a Python library which is distributed under the GPL license. I would like to use that library in my program, that I may eventually want to distribute under non-GPL terms. The library ...
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1answer
38 views

What is the correct way to add a CC BY-SA 4.0 license to the assets in a project already licensed under GPLv3?

These assets would include images, sounds, and anything else in the project besides the source code. I own the copyright to these assets. To be clear, I'm asking how I would actually apply the ...
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0answers
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Can I maintain a closed-source fork of my own AGPL project? [duplicate]

Say I run a free software project licensed under the AGPLv3. I’d like to add some features to the officially published version of this software, e.g. on app stores, but I don’t want to release the ...
2
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1answer
53 views

As the owner of a GPLv3 project, what type of restrictions will be placed on me if I accept contributions?

For example, will accepting someone's copyrighted contribution prohibit me from changing the license, accepting donations towards the project, or anything else?
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1answer
43 views

GPL code in a proprietary program by putting it in a separate standalone program, but shipping in same installer together with proprietary program?

this question is an extension of the following question: Is it legal to use GPL code in a proprietary, closed-source program by putting it in a separate, standalone program? It has been more or less ...
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1answer
64 views

Can I change my project's license before release?

I started my project with the GPLv3 license, but I haven't released or made available any code related to it yet. As I move further along in my project, I am starting to realize that it is something I ...
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3answers
274 views

Any successful “dual license” OSS project I can use as template?

I'm rewriting my entire GPLv3 project in a different language to sidestep angry contributors that don't want me to make money on their contributions. What I want for my project is: people can use ...
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1answer
31 views

Incorporate gpl2 code into software

I want to use code written by others and published under gpl2 license, on my software project. I was wondering what is the way to go about it. I hope to publish my software using the gpl3 license. I ...
2
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1answer
29 views

Does the GPLv3 license on my project require me to also include the source code of a tool to edit the icon of my executable file?

Godot requires a tool called rcedit to change the application icon. According to my understanding of GPL, I believe I have to include the source code of Godot with the releases of my game. Do I also ...
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4answers
11k views

Am I legally required to provide a (GPL licensed) source code even after a project is abandoned?

I plan to develop an application using an easy to use GPLv2 licensed libraries. Once my app is complete I plan to distribute it free and open source complying with GPLv2 copyleft requirements. The ...
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1answer
29 views

Implement GNU License code with or without modification

Can I take an open source app (chat app) under The GNU General Public License v3.0 and implements it as a feature in a bigger app, I will not make modification on the source code, will I have to ...
2
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1answer
470 views

Am I allowed to use GNU Unifont in a closed source application?

I was looking for a .ttf font, where almost all of the unicode characters are created. Then I've found the GNU Unifont It is licensed under GNU GENERAL PUBLIC LICENSE Version 2 The application I am ...
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2answers
33 views

Is GPL linking to AGPL possible?

Suppose I have a program that uses a library released under the AGPL license. Can the program be released as GPL, or does it have to be released as AGPL too ?
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0answers
29 views

Licensing question about using OpenJDK to build and run

I have a small java application which I was building with Oracle JDK till now. Now I am migrating this application to OpenJDK11 and am bit confused with the licensing. I am using RedHat distribution ...
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2answers
37 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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3answers
220 views

How to license scientific software to be open while protecting against misuse?

Note: This question is a revision of an earlier question, which MadHatter suggested should be revised into a new more specific question. Note that there is a lot of similarity between the questions; ...
5
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1answer
209 views

Calling GPL'ed socket server inside Docker?

These questions can easily devolve into philosophizing, so let me be concrete: There is open source software X licensed under the GNU General Public License (v2 or later). X runs as a stand-alone ...
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0answers
27 views

Using MySQL JDBC connector, when to disclose source code

Part 1 I would like to use MySQL JDBC connector (called connector) licensed under GNU GPL V2 to exchange data to and from a MySQL database in my project, as far as i can read, If i add the connector ...
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1answer
41 views

Distribution of code of a system that uses open source tool with GPL license

I'm sorry if my question is repeated, but I have searched and read allot about this topic and kind of confused and want to make sure at this point. I'm planning to use an open source tool that will be ...
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2answers
88 views

Can I use GPL libraries in plugins without infecting a host commercial application?

I'm quite confused about what are the obligations of GPL libraries in the context of plugin based software. Let's say I want to distribute & sell a plugin based app as closed source providing to ...
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0answers
18 views

Do the Huawei App Gallery terms allow for GPL software?

I've asked a similar question about the Amazon AppStore, and now I'm curious about the Huawei App Gallery. Is it possible to submit an app licensed under the GPL v3 or later to that store without ...
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4answers
3k views

Is keeping the forking link on a true fork necessary (Github/GPL)?

This question is about a true fork (with new name, different features, different objectives and not targeting a pull request). When I am developing a new application based on an other project I ...
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0answers
29 views

Linking to libtorch/CUDA from a GPL program

I have modified a GPLv3 program to link to libtorch (part of PyTorch). PyTorch is licensed under the BSD-3 clause license. I would like to convey my changes to the original GPLv3 program and the ...
2
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2answers
103 views

If APIs aren't (shouldn't be) copyrightable, how can ZFS-on-Linux infringe the GPL?

Note: This is a question about a specific individual's viewpoints and beliefs. Good answers will cite that individual, or other people with similar beliefs. Bradley Kuhn of the Software Freedom ...
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1answer
100 views

License for open-sourcing a website theme while disallowing direct reuse

I'm working on a theme for the static website generator Hugo to use for my personal portfolio website. Since I prefer open-source code and would like to keep all my own projects in the same vein, I ...
2
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1answer
72 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 ...
2
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1answer
183 views

Implications of using Linux's Kbuild infrastructure in proprietary software

We have our own proprietary software that we are developing for commercial business. We want to sell the software and we do not have any problem in distributing the source code to our customers. Due ...
3
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1answer
63 views

Do Amazon AppStore terms allow for GPL software?

The terms for the Apple AppStore have been shown to conflict with the GNU GPL in such a way as to prevent GPL apps from being in the store — see this question. Are the Amazon AppStore (the standard ...
2
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1answer
41 views

Is it a GPL license violation to bundle a GPL'd Python script with a closed-source application?

I have a closed-source C++ application that includes an embedded CPython interpreter. It ships with a directory full of example Python scripts that I wrote, which perform useful actions within the ...
3
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2answers
113 views

Proper use of Wikipedia code sample in open source projects

Many Wikipedia articles contain code or pseudocode samples. I implemented a pseudocode snippet in a concrete language and am planning to use it in one of my projects. There's another question on here ...
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0answers
37 views

How to use the GNU GPL licensed GCC Complier [duplicate]

I have been trying to figure out the GPL and other free software license. I am planning to use the GCC compilers which are licensed under the GPL category. If I use the GCC compiler to compile my C++...
3
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1answer
41 views

How does GNU GPL work in a fullstack Android project?

What is the compatibility in terms of license with an API? For example: GPL license from the client side and PHP license from the server side, is it possible? Can the Android application contain ...
9
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1answer
978 views

What are the details of this accusation regarding the “web app loophole”?

I was recently reading an article, and I came across the following text (emphasis mine): Even that most notorious of “Communist” licenses often cited by paranoid executives as examples of anti-...
4
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1answer
574 views

Are there any AGPL-style licences that require source code modifications to be public?

So my understanding of the AGPL, is that it requires modifications to be distributed to the users of the network service, but I'm looking for a licence that would require any modifications (non-...
1
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1answer
68 views

Using a GPL 3.0 parser generator for an MIT licensed program

If I used a GPL 3.0 licensed program like jacc to generate a parser generator which I incorporate into an MIT licensed program, do I have to release my program as GPL? Note that the grammar ...
3
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2answers
83 views

If MIT licensed code links to GPL licensed code what should be the license of the resulting binary program?

Scenario: I have written a program that uses a GPLv2 library. The source code to my program is publicly available under an MIT license. For the sake of this example let's say my program links to the ...
3
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2answers
119 views

How to deal with situation where your competitors have access to your source code because you developed it with GPL?

I make an industrial machine control product with LCD touch screen UGI. I use embedded Linux, I use GPL license tools. I am using industrial single board computer which is a bought out product. I am ...
3
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1answer
92 views

Licenses for scientific software

Edit: This question has been revised into a more specific question here that does not muddy the waters by bringing up the difficulties of supporting scientific software financially. Please see the ...
11
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2answers
587 views

How to accept contributions for AGPL / proprietary dual-licensed projects?

Supposed I have written a software that I offer using a dual-license model, using AGPLv3 as OSS license, and a proprietary one as commercial (closed) license. Now, let's assume somebody wants to ...
1
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1answer
34 views

License Selection for An Open Document Project with Codes

I am planning to open some my technical notes with example code snippets. Text will be in Markdown (.md) and reStructuredText (.rst) files. Output document (PDF or HTML) will be generated, let's say ...
10
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2answers
505 views

Can I post code examples with GPL software on Stack Overflow?

Suppose there is a Python library called g which is licensed under GPL v2.0 (or v3.0). Suppose further that the library is sufficiently complex that it contains some C/C++ component(s) that are ...