Questions tagged [licensing]

Licensing refers to applying a license to an area of software. Only use this tag if your question concerns the application of a license to an area of interest. If your question concerns a specific license, use the tag that corresponds to your license. For more general questions, use this tag.

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5
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1answer
242 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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1answer
70 views

My open source project relies on a paid software

Please, could you propose to me what kind of software license fits my project? I am creating a software project that relies on paid license software. I will release this software for free to help the ...
2
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0answers
102 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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0answers
39 views

Does package metadata confer a license? [duplicate]

This question asks more from a maintainer's point of view -- obviously the right answer is to include LICENSE.txt in the distribution. What about on the user side? Obviously with some licenses there ...
2
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1answer
104 views

Which licenses require that the third-party dependencies used by the licensed software are also open-source?

Some times I step into software that I believe that is fully-open-source, but then I discover that it actually contains a lot of dependencies (either by the same author, or by different authors) for ...
1
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1answer
176 views

Including MySQL installation with commercial application

Ive been developing a commercial management application for windows in Qt, and im using MySQL as my default DB system. I have a setup file that installs both my software + MySQL on my client's machine ...
1
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1answer
67 views

License but no copyright notice - how to attribute correctly?

i am using several OSS libs from github in my project and want to add them to a combined licence file (using the amazon oss attribution builder) so i can attribute their work. However, several of ...
2
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1answer
109 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 ...
4
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1answer
78 views

Modifying software with Apache 2.0 License

I have a library I wanted to use: https://github.com/yodle/docker-registry-client Unfortunately, it's dead (Last PR merged in 2017), and there are bugs that I need to be fixed. There's maybe 2-3 ...
0
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1answer
262 views

CDDL library and closed source application

I am working on a project that uses a C++ library licensed under CDDL v1.0. Ideally I would like to publish it commercially as well as keep it closed source (wouldn't mind open sourcing it but then it'...
4
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2answers
156 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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1answer
41 views

Should we add the copyright month to a license, in addition to the year, after a fork?

Should I add the month (or even day) after forking a project to be more explicit regarding timeline boundaries? Is there any benefit in doing so? Example The MIT License, for example, has the line: ...
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0answers
62 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
59 views

Proper licensing of commercial SW including open-source by the same author

I have written from scratch some SW that I want to publish as open-source in Github while being the only contributor. I want to publish it under AGPL license. At the same time I want to use the ...
6
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1answer
118 views

Is monkey-patching considered a modification of the original work licensed under LGPL or MPL licenses?

I'm interested if monkey-patching is considered a modification by LGPL 3.0 and MPL 2.0 licenses. Specifically, I'm interested in monkey-patching of ruby code. E.g. I require an LGPL library (e.g. ...
6
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2answers
173 views

Is ripping off an open source library okay?

I don't know if I'm over-reacting but a while ago, I'm using a library https://github.com/sudeepag/SAConfettiView and I saw an open ticket https://github.com/sudeepag/SAConfettiView/issues/57 and it ...
4
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1answer
205 views

Do permissive or copyleft licenses have a limited term based on US copyright law?

If you write a book, the copyright for that work is protected for a long time, but the work will eventually enter the public domain under US copyright law. Does the same thing apply to pieces of ...
6
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2answers
781 views

If I use a public API endpoint that has its source code licensed under AGPL in my app, do I need to disclose my source?

If there's a public API server that has it's source code licensed with AGPL, and if I make an app that uses these public endpoints in some part of it, (entire application doesn't necessarily depend on ...
2
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1answer
68 views

Can I develop a front-end under a different license than the GPL-license CLI application?

I want to develop and distribute a GUI (Graphical User Interface) for an existing command-line tool (LibLouis). I want to do so using .NET WPF or Windows Forms, but the library of Liblouis is written ...
7
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1answer
479 views

License that requires attribution to end users?

I'm looking for an open source license that requires attribution to end users. Thus far, I've looked at the MIT license and Apache 2.0. But I am not convinced that they require attribution to end ...
4
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1answer
62 views

Are there any projects using a temporary license similar to Founders Copyright?

There is the Founders Copyright project that tried to adjust the copyright expiration time span to a much shorter time. Is there something similar in software? As far as I understand, a project can ...
1
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1answer
59 views

How do Wikipedia licenses, CC-BY-SA and GFDL differ?

Wikipedia licenses most of their text and images under two licenses, CC-BY-SA and GFDL. We can choose either of the licenses while using the work. I know both of them are copyleft licenses and ...
0
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0answers
26 views

License for example implementations in C++ standard committee proposals?

I'd like to use some code in the example implementation section of a C++ standard committee proposal. (Specifically, from A Proposal to Add Y Combinator to the Standard Library.) The paper itself is ...
2
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1answer
324 views

Can i use MIT, ISC, Apache-2.0 in a project licensed as MIT or Apache 2.0?

I want to create a project in Angular licensed as MIT or Apache 2.0 and i need to include projects with different licences (MIT, ISC, Apache-2.0 and perhaps BSD-3). The project includes an area for ...
2
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1answer
452 views

How does C# GMap.Net.Windows NuGet Package and Google Maps licensing work ? Is it legal to use both for commercial use?

I'm developing tracking software using c# windows forms and the NuGet GMap.NET.Windows package by Jurgen De Leon Rodriguez. The problem is will it be legal to use the GMap package in my c# application ...
2
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1answer
86 views

Can CC0 works be called “Copyright free”?

When a work is the Public domain it is "free of any copyright" so it can be called "Copyright free". When I use the CC0 license I am waiving off all of rights and dedicating it to the public domain. ...
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1answer
50 views

Proprietary licensing combinations of non-copyleft software

Premise: Software Z (distributed as binary) includes software Y (MIT) and software X (MIT). Does Software Z need to disclose it's inclusion of Y and X? Software Z can be distributed under a ...
5
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1answer
291 views

License only specified in package.json, no LICENSE file

I found a github repo with a package.json with a line saying: "license": "BSD-2-Clause" However, this repo: does not have a LICENSE file at all no single file inside the repo has a header ...
10
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2answers
1k views

Will adding a BY-SA image to a blog post make the entire post BY-SA?

I tried to read the license deed but it was too advanced for me to understand. Consider these 2 situations, I take a CC-BY-SA image and upload it to my blogpost it as is, without any modification. I ...
2
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1answer
136 views

Is content licensed under CC BY-NC-SA 4.0 allowed in app stores?

I was reading the website of the Secret Hitler board game which states the following (emphasis mine): Secret Hitler is licensed under Creative Commons BY–NC–SA 4.0. That means you have to give us ...
3
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1answer
451 views

License for open source application based on Qt

I'm developing an free and open source application that uses Qt. I'm not making any changes to Qt library itself. I wanted to know: On what license can I publish my application sources. On what ...
0
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1answer
71 views

License of papers on arxiv

I'm wondering if I can use any paper from arxiv.org for building commercial app. For better clarity let's say I want to build myself commercial app based on this paper in which I can't find anything ...
2
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2answers
844 views

How can I correctly apply the Apache 2.0 licence to contributed code from an existing repository?

Given a repository github.com/x in github that is licenced with Apache 2.0. On their source files they have Copyright [2019] [Evil Corp] Licensed under the Apache License, Version 2.0 (the "License")...
6
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1answer
246 views

Modifying the copyright statement in WTFPL

A project I am following uses the WTFPL but updated the text to replace the copyright statement Copyright (C) 2004 Sam Hocevar <sam@hocevar.net> with the project author's name and email ...
4
votes
2answers
2k views

GPLv2 - licensing for commercial use

I have a few questions regarding the GPLv2 license: For it to be GPLv2, I need provide access to my source files? If I use the v2 license, but charge for use, do users HAVE to purchase my license in ...
2
votes
1answer
119 views

How can Qt charge for a commercial license without getting copyright assignments from contributors?

As I understand, if the copyright holder accepts external contributions under GPL / LGPL, they are no longer the sole copyright owner and cannot charge for a commercial license. Or does this only ...
1
vote
1answer
58 views

Who holds the copyright of standard lib C implementations?

I was wondering, since the ISO standard already gives already examples for a few functions on how to implement them, but by far not all, and I am not too sure, where exactly the functionality is ...
4
votes
1answer
1k views

Can I sell and distribute my software using OpenJDK without having to release my code?

We develop a software for commercial use and sell it to customers. The software is a web based software that requires Oracle JDK for running (JRE). We are considering moving to OpenJDK because our ...
3
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1answer
73 views

Debian packaging … is licensed under the GPL version 3 in copyrights file

On Ubuntu I see for many packages copyright file under /usr/share/doc/%PKG_NAME%/. In the file of some of those packages, I see the following at the end of the file (protobuf, which looks like BSD (...
3
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1answer
184 views

Can I be accused of using MIT library in my codebase that internally depends on library not compatible with MIT?

In general, when I make my code dependent on library, do I have to check its dependencies licenses or library license is the only one to be checked on my side? Can I be assused of using MIT library ...
4
votes
1answer
91 views

What does it mean to say two licenses are compatible?

If license A is compatible with license B, does it mean that one can combine code from those two and should be able to release combination under license B? or Is it just symmetric like 'A is ...
8
votes
1answer
895 views

Difference between MongoDB SSPL and GNU AGPL

I'm trying to understand the difference between the SSPL and the GNU AGPL license, after reading the terms of SSPL. The 13th clause of the license states the following: If you make the ...
4
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2answers
106 views

Alternative implementation of an LGPL library

Is it possible to write alternative implementation of a library which is covered under LGPL 2.1 and keeping the same API ? The alternative implementation will be in the closed source.
3
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2answers
336 views

Can a closed-source software be free

I saw some closed-source software (for Windows), which license explicitly allows to do everything with it, including disassembling, decompiling and modification, but no source is distributed, though ...
0
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1answer
54 views

What is really accepted as an open source project for GPLv3?

Let's say I want to use a Javascript component that is under the GPLv3 license. That forces me to license my product under an open source license compatible with GPLv3. So, let's say I have an ...
1
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2answers
340 views

Is it legal to fork “gpl 2 or later” software and make “gpl 2 only” changes

I've found interesting open source project (mostly dead now) and I would like to fork it, fix some bugs and use it. The project is licensed under "gpl 2 or later", however I'm not big fan of "gpl 3", ...
9
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2answers
613 views

Is the Maximum Use License for Everybody (MULE) a FOSS license?

I encountered an obscure software license called the Maximum Use License for Everybody (MULE). (I have used text from version 4 below, but my concerns also apply to version 3.) The license first ...
14
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4answers
2k views

When distributing a Linux kernel driver as source code, what's the difference between Proprietary and GPL license?

The company I work for is selling PCIe cards. I'm writing the Linux driver for it as a Linux kernel module. When selling these PCIe cards, we give along the Linux kernel driver as source code. ...
1
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2answers
98 views

What widely available software license is appropriate if I want to freely distribute but keep my own right to sell?

Edit: This was originally posted in law.stackexchange and was moved here with no input from me. I'm well aware that most Open Source advocates argue against any license that restricts others from ...
1
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1answer
397 views

Why is the Apache license 2.0 patent license clause useful/important?

I've read the Apache 2.0 license (A2L), in particular its clause regarding patent licensing. I don't quite understand what's the use of it. If Alice lets Bob use a piece of software under the terms ...

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