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Questions tagged [bsd]

The license-specific tag for the BSD family of permissive open-source licenses. Use on questions about them; their origins, use, and design.

72
votes
1answer
34k views

What are the essential differences between the BSD and MIT licences?

There are many articles out there which cover the topic in length and breadth, but so far I haven't found a nice, concise answer to the question. What are the most important differences between the ...
26
votes
4answers
1k views

If I include some GPL code in my project, can I release it as BSD?

I have scientific software that I would like to release under the BSD 3-clause licence, but it includes some old code that was released under GPL. Can I still package it all and release as BSD?
24
votes
6answers
8k views

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

Or in more general terms: Can I take code which is licensed under a permissive open source license (like the BSD license) and distribute it under a copyleft free software license (like the GPL)? ...
13
votes
2answers
3k views

How is the BSD GPL-compatible?

The BSD license says that derivative works may be distributed under the following conditions: Redistribution and use in source and binary forms, with or without modification, are permitted ...
12
votes
1answer
1k views

How to licence a project which includes MIT, BSD, Modified BSD, and New BSD libraries

I've been working on a project for a while, and I'm almost ready to release it, but I've been more concerned with getting it to build than legal considerations, and now I'm not at all sure where I ...
11
votes
1answer
493 views

Is the Facebook BSD+Patents licence (aka “The React Licence”) compatible with the GPL?

Is the Facebook BSD+Patents licence compatible with the GPL (GPLv3), in the sense that one could: use code licensed under BSD+Patents, as part of a project, the rest of which you write yourself (own ...
10
votes
1answer
923 views

Derived work of BSD licensed software, how do I indicate this?

I found a javascript module (file), which contains two functions, and I would like to modify it under the terms of its BSD license. I'm happy for the resulting source file to be declared derived work ...
10
votes
2answers
1k views

Can I license Python project under 3-clause BSD while it has GPL-based dependencies

I'm working on an open source Python project and we have plans to use GPLv2-licensed library python3-xlib, but we will not distribute it with our library. So user can install it by pip install our-lib ...
9
votes
1answer
74 views

How to deal with third party libraries?

I'm working on a project I would like to release as an open source project in the future. In my work I'm using a number of third party libraries, either from open source projects or released to the ...
8
votes
2answers
1k views

Is it possible to include a shorter form of a license if the license would be longer than the content licensed?

For example, Gists on GitHub don't have a field to track the license that they are available under. You can simply choose to create a public Gist or a secret (private) Gist. Many of the open source ...
7
votes
1answer
7k views

Use of BSD-3 Clause license and python software license for proprietary use

I am making a software in python programming language which uses libraries licensed under BSD-3 clause. Is it necessary for me to show my source code to users? Also can I restrict the distribution of ...
7
votes
1answer
304 views

Patent rights: BSD-3-Clause-Clear vs BSD-3-Clause

While the BSD-3-Clause is well known and thoroughly discussed here and elsewhere, I have been unable to find much information on precisely how the additional patent stipulation in the BSD-3-Clause-...
7
votes
1answer
2k views

How does the BSD 2-Clause License copyright notice work?

I'm currently developing software which I later want to distribute. The software itself is open source and makes use of the MIT license. Now, here is the problem: I use one library which is licensed ...
7
votes
2answers
324 views

Is it possible to move from MIT to BSD?

I commited some work on GitHub under the MIT license. Is it possible to move from MIT license to BSD-3 or 4 clauses for some of the projects? And as an extent, to any other license? If possible, is ...
7
votes
1answer
89 views

What's “no longer necessary” about parts of BSD-3?

I've read that the BSD-2 or "Simplified BSD" software license removes from the BSD-3 "some language that is no longer necessary". Looking at the difference between these two licenses, it appears that ...
6
votes
1answer
503 views

BSD-3 Closed Source Attribution

I'm having some confusion with the BSD-3 license language. I am going to close source a bsd-3 project and make modifications to it. I will not be redistributing the code. It will be used as a SaaS. ...
6
votes
1answer
100 views

Why is CC BY better than the four part BSD licence?

The 4 clause BSD licence required that any advertised software with the code must say that a project component created by the UC. Many complained that the list would be impossibly long if you have ...
6
votes
2answers
630 views

Can I relicense software under the modified BSD licence?

I want to modify and merge some software that is available under the two clause BSD license into a project that is available under the GNU GPL version 2. I want to distribute the result under the GNU ...
6
votes
1answer
899 views

How do I license code when rewriting code in another language? [duplicate]

I took the C code from the png2theora example tool of Xiph.Org Theora which has a copyright header: /******************************************************************** * ...
6
votes
2answers
216 views

Is there a simple web licence for a backlink?

I'm a BSD developer, and I prefer to have a clear ISC licence at the top of every file that is fully self-sufficient in regards to the exact terms that I'm imposing on my work. Is there a variation ...
6
votes
1answer
271 views

Under what licenses can I release open source software that uses PyQt?

Situation I have two software packages for which I need to choose a license and I'm not sure if they get along with the PyQt licensing schema (which uses the GNU GPL). Package A uses PyQt in a sense ...
5
votes
3answers
3k views

How should you put attribution into your project?

When you're copying open source from another project (not simply linking), how should you provide attribution in your source repo? I've copied some things into my code base that are probably not ...
5
votes
3answers
389 views

What difference does a MIT and BSD license bring to my PHP framework project?

I am making a PHP application for a PHP framework for a client, currently deciding which framework to use and the license will have a bearing on this. Will building it in Laravel/Codeiginter(MIT) or ...
5
votes
1answer
455 views

Copying a file from an open source project

I want to copy a file from a project licensed under a New BSD license. My own project is licensed under an MIT license. The file is simple batch script for locating build tools and starting the build. ...
5
votes
2answers
257 views

Can I add “third clause” to BSD-like license?

I forked a project which is licensed under “BSD-like” license. This goes as the following: Copyright © 20xx Author CopyRight © 20xx Another author All rights reserved. Redistribution and use in ...
5
votes
1answer
73 views

Valid locations for propagated MIT/BSD licenses?

Background My own project is a module for Python (without GUI, so this answer does not fully apply). It’s licensed with a three-clause BSD license which resides in a separate file (say License), and ...
5
votes
1answer
153 views

Can I combine multiple 2-Clause BSD LICENSE files into one?

Suppose I have a program which uses the BSD 2-Clause license: Copyright (c) 2016 Myself All Rights Reserved [BSD 2-Clause boilerplate here] It happens to use a library, in some foo/ subdirectory ...
5
votes
1answer
165 views

License details in languages other than English (American)

I am adding support to allow the use of GUI languages other than English (American) with a large GPL project that uses some MIT/3-Clause BSD libraries and I was wondering whether I should produce ...
4
votes
6answers
703 views

Why don't BSD developers use the SSLeay addendum if they hate GPL?

It's not uncommon to see BSD developers upset that someone takes their project, does a few modifications, and then releases the resulting work under GPL, such that the resulting improvements can no ...
4
votes
2answers
72 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 ...
4
votes
1answer
266 views

Use of a BSD License software in a thesis

I'm writing a master thesis and want to use software on BSD License to carry out my calculations. As I understand, I can use it freely since it's not even a commercial use. Just need somebody to ...
4
votes
1answer
133 views

Is it possible to move from BSD to MIT without author consent?

I'm author of a Python package released under BSD license. This work was published in a GitHub repository. Someone forked my repository. Did some improvements and published code under MIT license with ...
4
votes
1answer
226 views

Using dynamically linked library with BSD 3-clause License

If we are loading a closed source - dll dynamically in the source code which comes under three clause BSD license then is it mandatory to change license of my closed source dll to three clause BSD ...
4
votes
2answers
107 views

Releasing Patch File for BSD3 Licensed Project

There is a simple project licensed under BSD3 that provides a CMake module. The project has a CMake build system that builds an example document by including the provided module. The CMake module has ...
4
votes
1answer
44 views

Distributing BSD-3 code under the Apache license v2 only

Alice and Bob write a piece of source code (call it Source1) and publish it under the BSD 3-clause license. Later, Bob and Charlie are working on a software project, licensed under AL2 (Apache License ...
4
votes
1answer
324 views

Do packages listed in a package.json file need to be documented individually?

I am trying to understand the general clause contained in most licenses that reads as follows The above copyright notice and this permission notice shall be included in all copies or substantial ...
4
votes
1answer
196 views

Using FreeBSD licensed code in a GPL3+ project

I have a code project which I have released under the GPL3+, which you can see here. I would like to implement a section of code that would use the lmfit nonlinear fitting library, provided here. The ...
3
votes
2answers
64 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 ...
3
votes
3answers
609 views

Can I distribute a BSD code with GPL v3 binaries?

I found a GPL v3 licensed library, that I can compile for various architectures and use in the code for a BSD licensed project. This means that I probably have to distribute the binaries with it. ...
3
votes
1answer
192 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 ...
3
votes
1answer
278 views

winpthreads license in a GPL project

I have a project that i have licensed under the GPL, and I would like to start working on parallelizing parts of it using OpenMP. To do this on windows using GCC, I apparently have to include the ...
3
votes
1answer
279 views

Copyright unitl the “present” year in BSD license?

I have the following line in my BSD (new, 2 clause) open-source code: // Copyright (c) 2003-present, Jodd Team (http://jodd.org) Previously, I've used a real year (e.g. 2003-2014). However, updating ...
3
votes
1answer
81 views

How to handle the copyright notice of a BSD 3-clause licence when modifying it

If I take some BSD 3-claused code and modify it, do I then have the right to place my own copyright under the original author's copyright notice? I.e. BSD 3-Clause License Copyright (c) 2018, ...
3
votes
1answer
643 views

BSD 3-clause: how to update with modifications?

Let's say I start with code that is (c) 2014 Struvious Featherstone and licensed according to the BSD 3-clause license. Now I make some changes for my employer Zippety Duda, Inc. and I want to ...
3
votes
1answer
123 views

Practical implications of using bsd licensed code

Up to now, I've mainly been programming for fun projects on a small scale. Now I am planning the release of a larger iOS application in which I use BSD licensed code. I've know this is one of the ...
3
votes
2answers
285 views

If some software states it is BSD-licensed, how can it be distributing itself with GPL/LGPL components?

For a specific example relating to my question, I offer VisIt. Per the licensing information for VisIt, it is stated that it is BSD-licensed. But, looking over the libraries used in VisIt, it can be ...
3
votes
1answer
73 views

Automated GPL download and installation in BSD project

I have a dependency on GPL-licensed library in the library I maintain. My library is BSD and must remain as such. Wondering if I can automate the download and installation of the GPL dependency in ...
3
votes
0answers
94 views

BSD-2-Clause vs MIT [duplicate]

What is the biggest difference between a BSD-2-Clause license and an MIT license? What are the pros and cons of each?
2
votes
3answers
97 views

Do you need to contact the author to use a BSD-licensed software?

If a company wants to use an application that is distributed under the BSD license with this text below. Redistribution and use in source and binary forms, with or without modification, are permitted ...
2
votes
2answers
91 views

When was the BSD-2 Clause license published?

Title says it all: when was BSD-2 published? Everywhere I've looked has no information about when the BSD-2 "Simplified" license was published.