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 [gpl-3] tag.

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Helm charts with AGPL licenses

Some helm charts (for example https://github.com/minio/charts/blob/master/LICENSE) are using AGPL license. Helm chart is an instruction for helm https://helm.sh/ to deploy a cloud application to ...
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5 votes
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Deriving from a GPL LaTeX package

Would it be against the GPL to publish a work (eg. a preamble) that has a dependency on both GPL and LPPL packages? The LPPL is not GPL compatible. Could I argue that the LPPL package is a system ...
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4 votes
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Require attribution with AGPL

I've read Is ONLYOFFICE restricting our freedom with their FAQ? (AGPL v3) and What are the attribution requirements of the AGPL license? but can't come to a definitive answer - how can I require ...
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4 votes
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Can PyQt5 projects use the MIT license?

I maintain a PyQt5 project on GitHub under the MIT license but now I am wondering if I am risking getting in trouble by not making it GPL... This answer makes me think that releasing my own code under ...
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3 votes
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Are you required to license code under GPL if you're using TypeScript types from a GPL library?

I'm currently using a library that was licensed under the GNU General Public License (particularly GPL v3.0). This library consists mostly of types for software that is also under the GPL (but not ...
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3 votes
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GPL3 "code" in css and html templates: Implications for books hosted on the web

Bookdown is a commonly used package for authoring reports, books etc. in the R language (but can just be used for writing anything, if you know Markdown, and you want a way to produce HTML, PDF, ePub ...
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3 votes
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207 views

To what extent does the GCC Runtime Library Exception cover macros, typedefs and functions?

Recently, I've had some trouble trying to get std::thread working with MinGW g++. Considering that I don't want a dependency on gthread, I was wondering if I could use thread.cc (and cxxabi_forced.h) ...
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3 votes
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Does the GPLv3 give recipients the legal right to circumvent technological measures imposed on them by third-party redistributors?

To my understanding, a distributor of GPLv3 software who does not have any right to redistribute software except by becoming a GPLv3 licensee, and knowingly distributes GPLv3 software agrees to ...
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3 votes
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70 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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3 votes
0 answers
207 views

Ok to mix open source with closed source?

I am considering creating a product which has 2 parts: Client (video screengrabbing) - which makes use of an existing (GPL licenced) screen grabber and uploads video + metadata to … Server (video ...
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2 votes
0 answers
41 views

Can a program that uses a GPL library be closed source if it is distributed without the GPL library?

Suppose I create software that uses a library licensed under the GPL. If I distribute the software including the library, the software would have to be licensed under the GPL as well. But what if I ...
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2 votes
0 answers
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Does MySQL / MariaDB allow proprietary (i.e. close-sourced) storage engines?

I understand that MySQL (community edition) and MariaDB are under GPL v2 license. Does it mean that it is not allowed to build proprietary database storage engines for them? It is inevitable that one ...
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2 votes
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Including Apache 2 Licensed Code in Project

I have a large codebase licensed under GPL. There is another codebase I found one specific file to be useful in, and the whole codebase is under Apache 2. I cannot change the license of my project, ...
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2 votes
1 answer
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Do I need QT Commercial License for annotation tool?

I'm going to make an annotation tool for deep learning using PyQT. Trained models are sold on the product. My annotation tool is not sold with the product. so, Customer can't see my annotation tool. ...
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2 votes
0 answers
66 views

Java Licensing Question

I have questions about Java licensing Well, after many court hearings with Oracle vs Google, I analyzed this topic again and I would like to ask you about a few things: Oracle was accusing Google of ...
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2 votes
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AGPL license - RStudio Server

I know that there are certainly already many questions on this topic - I have also read through quite a few, but unfortunately still do not understand it. I am in the process of deploying an RShiny ...
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2 votes
0 answers
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Proprietary app injecting CSS into a remote self-hosted GPL web-app in WebView

I'm building a proprietary application that loads into its WebView a remote, self-hosted GPLv2 licensed web application. I'm sure that loading a resource via WebView will not violate GPL (the web ...
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2 votes
0 answers
23 views

Port GPL EXT-4 to MINIX 3

The goal is to allow user to use a USB that is ext-4. I understand Minix 3 is similar to BSD, and ext-4 is GNU GPL. So as a user, I can port ext-4 to Minix 3 and make it GPL so I can use it. But, what ...
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2 votes
0 answers
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Do I have to include licenses of my libraries if I don't publish them?

Case 1: I'm currently developing a plugin for GPL Software/ am using the GPL-licensed API to develop the interaction between the plugin and the software. I'm therefore having a dependency added to ...
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2 votes
0 answers
56 views

How I do pack JAXB 2.3.3 with my open source programme?

I wrote a little java programme in Java 8 that uses a lot JAXB stuff that I ship as a free JAR, licensed under GPL. Users that have installed Java 9/10 installed need to use jvm parameters to run it. ...
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2 votes
0 answers
69 views

Does a web application avoid becoming a "derivative work" if it loads in an unmodified GPL-2 javascript library?

Say I have a web page: ... <!-- A custom javascript library --> <script src="myCustomScript.js"></script> <!-- A GPL2 javascript library --> <script src="...
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2 votes
0 answers
263 views

Can I use CC BY-NC software for machine learning and analysis purposes?

I have a task at work which requires me to build AI that can do general game playing. Contemplating this task, I have found several games that I would like to use in doing training and analysis to ...
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2 votes
0 answers
44 views

Does GPL cover single page web apps fully

If you're trying to make sure future changes to a single page app (including perhaps adding a backend API) are GPL'd, is it sufficient to release the code under the GPL, or is the AGPL required?
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2 votes
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158 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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2 votes
0 answers
260 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 ...
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2 votes
0 answers
389 views

Proper place to include the license of a dependency

I'm developing a GPLv3 project, and i need to use both the feather's icon set, licensed with MIT license, and the PyQt5 library with GPL. I don't need to rewrite or extend any content of the these ...
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2 votes
0 answers
268 views

GPL code inside microcontroller

Currently I am developing a product based on microcontroller application. The product consists of 2 microcontrollers, the first one contains a GPL'ed binary code with some modifications, and the ...
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1 vote
1 answer
112 views

A use of BSD-headers and linking with BSD-libraries in GCC project

One question about GCC and GPL3. Is it possible to use library's headers with BSD-like license inside GCC project(-fork)? Suppose there is a BSD-library named A (libA), which describes some IR-A. The ...
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1 vote
0 answers
90 views

Gpl with classpath exception

I want to include all source codes in javax.naming.directory package of OpenJDK and use them. The files have comments such as below. /* * Copyright (c) 1999, 2013, Oracle and/or its affiliates. All ...
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1 vote
0 answers
53 views

Does injected CSS code count as derivative work?

There is a GPL web app. I want to make style modifications to it by injecting CSS code. The injected code aims to change some styles, but not all. For example, it will completely change the style of ...
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1 vote
0 answers
35 views

Documented protocol of proprietary software + plugin of GPL software

Please assume the following: There is a GPL software (G), which provides API to write plugins to this software (GP). There is a closed-source / proprietary software (P), which has an openly ...
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1 vote
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Can a GPL'ed WordPress plugin/theme incorporate an AGPL library?

If I develop a WordPress theme/plugin, and release it under a GPL license, can my plugin/theme incorporate (include) a third party library that is licensed under AGPL v.3? If so, does my plugin/theme ...
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1 vote
0 answers
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What is the difference between GPL classpath exception and linking exception?

So I read that OpenJDK is under the GPLv2 with linking exception. What is a Classpath exception and a linking exception? The JDK that I'm using(Amazon Corretto which is a build of OpenJDK) is under ...
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1 vote
0 answers
43 views

Shapefiles in R maps package (GPL-2)

I hope this is the right forum for this question, I came her form stackoverflow. I would like to include some world maps in my academic publication. As the title suggests, I am working with the maps ...
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1 vote
0 answers
184 views

Are projects created using Qt WASM required to be under GPL?

As I understand, the core modules of Qt are under LGPL and can be used in a closed source project. But the Qt WASM module is under GPL. I'm not sure if it's linked into the project or only acts as a ...
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1 vote
0 answers
40 views

.RDS files and GPL license in R

We are building an application that uses machine learning to predict certain parameters and use them in an optimization algorithm afterwards. We are not building the front-end in R neither the back-...
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1 vote
0 answers
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How to update GPL licensed software distributed to a customer without providing the source code on each update?

This question extends my last question about 'How to comply with the GPL when providing auto updates'. Problem description: I want to distribute a Debian VM with Debian based docker containers, so ...
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1 vote
0 answers
171 views

Redistributing LGPL source code or GPL packages on a BSD Licensed package

I have a python project licensed under BSD-License. On its bottom I use a source code written in C++ which is licensed as LGPL and I have an optional dependency on a python package licensed under GPL. ...
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  • 111
1 vote
0 answers
32 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 ...
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1 vote
0 answers
247 views

Building programs using qmake

Can I use qmake to build Non Qt programs with a closed source or MIT licence? The c++ code that I'm building does not include any Qt headers or link to any Qt libraries. The only mention of Qt in ...
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1 vote
0 answers
86 views

GPL Wrapper around Closed Source Assemblies

So I have been using this software for quite some time. AdvancedHMI According to sourceforage page is is licensed under GPL v2. At AdvancedHMI.com it states How is AdvancedHMI licensed? A: ...
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0 votes
0 answers
27 views

Use Mint Y theme look and feel in MIT licensed library

I'm writing an UI library for JavaScript. I wish to release my work under the MIT license. As part as my code I wish to provide a hand crafted theme based on the look and feel of the Mint Y family of ...
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0 votes
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72 views

How is "GPL-2 | GPL-3" to be interpreted?

A lot of packages in R (and I'm assuming in other languages as well) are licesed as "License: GPL-2 | GPL-3". Others as "GPL (>= 2)" and others as "MIT + file LICENSE"....
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0 votes
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61 views

Dual license GPL/non-commercial + commercial SDK license

Looking to release an open-source SDK, all of which uses novel code OR dependencies that are MIT/Apache. For the business model, I would like to sell commercial-use licenses for use with the SDK, ...
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0 votes
0 answers
76 views

What are my obligations if I convey software that calls GPL code (specifically via python import), but I do NOT convey the GPL software itself?

Party A writes some software; perhaps intending to distribute it under the MIT or some other permissive license. THe software uses some GPL'd software. Party A conveys the software to party B, without ...
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0 votes
0 answers
525 views

Bundling FFmpeg command line tool (invoked as child process, no linking) - GPL license compliance?

I have written a free and open-source app (available on GitHub) that needs to bundle a static binary build of FFmpeg's command line executable tool, but does not link to its code statically or ...
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0 votes
0 answers
186 views

Does video game code that uses a GPL engine have to be GPL?

Lets take a specific example. The ioquake3 engine is licensed under GPL v2, however the engine can't do anything by its self, it needs code that has been compiled into .qvm binaries in order to create ...
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0 votes
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599 views

Can I use GPL-licensed software in a commercial program?

Can I use GPL-licensed software in a commercial program? I know that the use of source code in a commercial program is forbidden but if I use system call functions for example I make the call a bash ...
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0 votes
0 answers
149 views

How could other people know that I'm using GPLed libraries in my application?

I know nothing about GPL before, and I am living in a country that doesn't have much care about licenses either. I am studying this GPL thing today and I came to know that when I am using a GPLed ...
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-1 votes
1 answer
69 views

Is the avahi-client license incompatible with its dependency on DBus?

Avahi, including the C client library, is licensed under the LGPL. On my system, (and I believe everywhere) libavahi-client.so.3 links to libdbus-1.so.3. DBus is licensed under a dual license, GPL OR ...
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