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Questions tagged [license-compatibility]

License compatibility is the comparison of two or more licenses to determine if certain usages and actions can be made. Use this tag if the question would like to determine the compatibility of licenses, or their individual clauses.

10
votes
2answers
417 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 ...
4
votes
0answers
48 views

LGPL license in a concatenated JS file

I came across an old project in which there's a LGPL licensed JavaScript code was used. The code had the commented LGPL license information, but it was in a combined JS file (Not minified though) ...
4
votes
2answers
61 views

Why does the clause 3 of 4-clause BSD makes it incompatible with GPL?

As explained on the GNU GPL site, the 4-clause BSD is incompatible with GPL because of the clause 3 which states: All advertising materials mentioning features or use of this software must ...
2
votes
1answer
91 views

when using AngularJS can I gpl code that only I have written?

I have a simple chat server/client app, written in PHP (server side, 100% my own code) and AngularJS. The process for Angular development typically brings in many libraries with various licenses. Of ...
1
vote
1answer
55 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 ...
3
votes
1answer
51 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 ...
-1
votes
0answers
18 views

Does one have to pay for HEVC license to use H.265 in his software?

FFmpeg, mpv, VLC,... supports H.264 and H.265. However, MPEG LA stated that: MPEG LA announced their HEVC license which covers the essential patents from 23 companies. The first 100,000 "devices" (...
1
vote
1answer
30 views

Is LGPL compatible with GPLv3?

If I have a project using LGPL (GNU Lesser General Public License), would I be able to use within it another component which is under GPLv3? Is there any site where I can see all the compatible ...
2
votes
1answer
46 views

Publishing my Node.js library/framework under the GPL

I'm currently working on my Node.js library/framework. I would like to eventually publish it as FOSS software, but I would like to hinder people who change/fork my code from not giving their changes ...
2
votes
0answers
28 views

What is the OpenChain project?

Many MNCs like Facebook, Uber, Google and now Microsoft have joined the OpenChain Project, but what's it all about? I think it has something to do with FOSS licenses, but based on the material on ...
2
votes
1answer
40 views

Can your MIT library use an LGPL library?

If you use a library with LGPL 2.1 license (e.g., PHPMailer) in your also open source library, can you release your library as MIT license if you didn't actually modify PHPMailer? E.g., All you did ...
14
votes
3answers
3k views

Are software licenses version-specific?

When you put a license in your software, is it bound to all the versions of your software, or only a specific version? If I have licensed my software version 1 under license A, and then I developed ...
2
votes
1answer
46 views

Effect of 'download separately' on GPL linking

Suppose I have Java jar-files which I provide to my customers under a commercial closed-source license. But my jar-files depend on a few jar-files released under the GPLv2 (without any special GNU ...
2
votes
2answers
155 views

Can I combine GPLv2 and BSD-3-Clause code and keep the BSD permissions?

I want to take some GPLv2 licensed code written by someone else and add code with a BSD-3-Clause license, originally written by someone else. This BSD-code has been modified by me to add some ...
2
votes
0answers
60 views

FFMPEG License as a separate library

I am currently writing a video project using FFMPEG shared library with other license abiding projects (like libass and freetype2). I have a script that compiles FFMPEG and the other libraries as a ...
3
votes
1answer
51 views

Compatibility of RPL (Reciprocal Public License) with other licenses

I have found a library that I would like to use in my project "as-is", but it is licensed under the Reciprocal Public License. As far as I understand it, you have to make your source code using that ...
1
vote
1answer
49 views

Can I take MIT licensed code and distribute it under BSD?

There is django-auth-kerberos (MIT) which I want to cherry-pick as initial implementation and include+modify as a plugin to python-social-auth/social-core (BSD). Does the MIT license permit this? Are ...
33
votes
6answers
1k views

Can I copy-paste a snippet from Stack Overflow into my GNU-GPL project?

I have found on Stack Overflow a 10-lines block of code that does exactly what I want. There is no license information in the post nor on the answerer's profile page, so the CC BY-SA 3.0 license of ...
1
vote
0answers
43 views

How do you manage provenance metadata and licence conditions for the data and software packages you use in your research?

Background: I asked this question to a statistical research audience on CrossValidated but was suggested that here might be more appropriate, so re-posting; keen for any tips! In spatial analysis (...
-1
votes
2answers
208 views

Can I use Stack Overflow code by creating a LGPL library of code snippets first and then linking to that library?

All code posted on Stack Overflow is currently licensed under CC-BY-SA. If the code crosses the "threshold of originality", you have to distribute your whole project under a copyleft license. This may ...
0
votes
1answer
26 views

FPDF & GPLv2 & distributing changed code

Whipped up some demo code for a proof of concept I needed. Used FPDM which states as its license "FPDF". The FPDF license seems Free to me - Permission is hereby granted, free of charge, to any ...
8
votes
2answers
220 views

Can I “upgrade” the version of CC BY-SA from 3.0 to 4.0 in my modification?

What I'm doing: I'm adapting a work licensed under CC BY-SA 3.0 Unported license to a different language. I'm indicating the original work and its license. I'm indicating that I have made changes to ...
0
votes
1answer
37 views

Third-party component licensing obligations, usage and obligations scale

I'm not sure if this question makes sense here although in my point of view it does. Otherwise I would be happy to post it in the right SO. Scope I would like to rise a few scenarios concerning ...
8
votes
0answers
174 views

Creating an open-source project that includes Open Game License 1.0a content

Looking through Wizards of the Coast Open Game License 1.0a, and reading around it, it seems it is a weak copyleft license, where anyone can distribute content that derives from OGL content, provided ...
4
votes
1answer
36 views

How could I copyleft a document that contains a substantial amount of both code and prose?

I am writing a document in LaTeX that contains large sections of Python code and output. Typically, I like to license my writing under CC BY-SA 4.0 and my code under GPLv3. I have already placed a CC ...
1
vote
2answers
1k views

Flutter licence and involved dependencies

My company is very sensitive about using open source software. A small team started to group licences in three categories: green, yellow, red. Flutter is a library to create native apps for ios and ...
-1
votes
1answer
72 views

How the big open source firm guarantees their rights [closed]

How big open source companies (Mozilla, Apache, Mysql) enforce their rights for their published code as open source. Take the case of Mozilla, which has invested in the development of its source code,...
3
votes
1answer
123 views

Who owns the rights to a logo contributed to an open-source project?

I recently designed a logo for an MIT-licensed open-source project. That same open-source project has now launched a commercial offering under the same name (just using a .com instead of .org) domain,...
1
vote
1answer
227 views

Atlaskit in commercial projects

I found this amazing project https://atlaskit.atlassian.com/. But after visit some pages about license issues I have a lot of confussion. Can I use Atlaskit in comercial projects and customize the ...
0
votes
0answers
40 views

GNU GPL based commercial project

I am currently developing a IoT based software which will run on a Raspberry pi and distributed to user(like a product). I also want to place another software on the Raspberry pi which will work in ...
1
vote
1answer
38 views

MIT-licensed project with CC-BY-SA dependency

I have a project (code) that I am wanting to license as MIT. It has a few dependencies, mostly assets (icons and images). Some dependencies are MIT and I include their licenses in the source, but a ...
0
votes
1answer
32 views

What license version should I use for an open-source PyQt5 application on GitHub

On the Riverbank License FAQ for PyQt5 it specifies that PyQt5 is under the license GPL. I'm not sure whether I should use GPLv1, GPLv2 or GPLv3. What license should I choose and it is MIT compatible?...
5
votes
1answer
84 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 ...
16
votes
1answer
424 views

Can I release under AGPL a program that uses a GPL library?

I just wrote a program that embeds and uses a GNU-GPL library (GPLv3 or at your discretion any later version). Can I release my program under the GNU AGPL v3 license?
3
votes
1answer
63 views

How should I license my project if it can install GPL-based plugins?

I'm developing a software which has two parts, kernel and plugins, their code are completely separated. Here's the question: Some of the plugins should be GPL based, as they invoked GPL code. The ...
2
votes
1answer
96 views

Could I remove GPLv2 from this algorithm implementation?

I have a project that I started a long time ago and licensed under GPLv3. It uses an implementation of a particular algorithm, where the implementation is licensed under GPLv2. The algorithm is the ...
3
votes
1answer
71 views

Can software licensed under the GPLv2 be included in GPLv3 software?

I'm writing a database library in Java which is licensed under the GPLv3, and I want to include the MySQL JDBC driver in it, which is licensed under the GPLv2. Are there any restrictions stopping me ...
0
votes
2answers
83 views

I modified and used GPL2 Code in my Apache 2 Open Source Project - can my Project be used commercially, closed source?

I wrote a library in Java for Bcrypt. Bcrypt's OpenBSD implementation uses a exotic flavour of the standard RFC Base64 encoding. Since there are no standard implementations for this, I modified (and ...
3
votes
2answers
124 views

Are there legal issues with bundling one's own LGPL-licensed code with proprietary code?

My company's legal team is currently worried about how to move forward with some app releases intended for our enterprise customers. Here's the gist of it: We have many products referred to as "apps"...
1
vote
1answer
63 views

Can you make GPL-licensed software using the Tizen SDK?

Unfortunately, Tizen has a proprietary SDK, as discussed here, which mandates that: You may not use any component part of the Tizen SDK in any way independent from the Tizen SDK. You may not load ...
0
votes
1answer
34 views

Microsoft Public License and Mozilla Public License v2: A proper license for the binary form compiled from mixed source code by these two licenses

If a binary form is built from some source files licensed under Mozilla Public License mixed with some source files licensed under Microsoft Public License, what would be a proper license for it?
0
votes
0answers
26 views

Can I use code with MIT license with my GPLv2 or v3 code? [duplicate]

Let's say that I make a program and I put it on Github with GPLv2 license. Can i later add code from another person that has MIT license (adding his/her license in the repository of course). How ...
9
votes
4answers
3k views

Are CDDL and GPL really incompatible?

Wikipedia seems to suggest that CDDL and GPL are incompatible, yet no one knows for sure why or how. Why and how are the CDDL and GPL are incompatible?
0
votes
2answers
113 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 ...
4
votes
2answers
55 views

Does Stack Exchange disallow me to use posted contents in an Apache 2.0 licensed project?

Content posted on Stack Exchange sites like Stack Overflow or Electrical Engineering are CC-BY-SA 3.0 licensed. User contributions licensed under cc-by-sa 3.0 See the footer of any SE site: As ...
22
votes
9answers
6k views

Can I modify an open source license to require that I be notified?

I often use the MIT license for my projects. But recently I've had the thought that I really would like to be notified if someone forked my software, whether it's for personal use, released or not I ...
4
votes
1answer
141 views

Take portion of MIT license library, and redistribute in new library

I am currently writing a java library that I intend to release under MIT license. Right now I have drawn on another MIT license library. I would like to only use a couple source files/classes from ...
2
votes
1answer
91 views

Having a mixed license repository with GPL and non GPL code

I have some code that I would like to integrate with a GPL licensed piece of code, my code is licensed BSD. If absolutely necessary I could license everything GPL, but if possible I would prefer to ...
4
votes
1answer
76 views

Can GPL with linking exception be linked with GPL and non-GPL simultaneously?

Let's say I have: A GPL module with linking exception. A non-GPL module. A pure-GPL module. I know that module 1 can be linked with module 2. My questions are: Can I link module 1 with module 3? ...
0
votes
1answer
38 views

Does the android license allow handset manufacturers to build an OS that is proprietary?

Does the Android license, being Apache license, permit others to develop their own versions of Android and license them as proprietary? As far as I understand, the Linux kernel on which Android is ...