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Questions tagged [lgpl]

Use this tag for questions about the GNU Lesser General Public License, how to apply it, or how to re-use works under this license

15
votes
1answer
1k views

What is the difference between GPL + Classpath exception vs LGPL

Java and a few java libraries provide a "classpath" exception. To me, this seems similar to the LGPL's linking exceptions. What is the difference between the GPL with a classpath exception and the ...
7
votes
2answers
640 views

Which standard copyleft licences can be applied to Unity assets?

I would like to release a framework for Unity under a copyleft licence but have some concerns. My goal is for people to be able to use the framework to develop their own projects and only be required ...
1
vote
1answer
81 views

Does inbound=outbound apply to GPL-family without a CLA?

The traditional expectation for contributions to a free software project are "inbound=outbound" [1] [2]. That is, if the project is under license X, contributions are made under license X. Does this ...
6
votes
1answer
386 views

Can I use/distribute LGPL command line software in mine that isn't LGPL?

I've developed a little software that use FFmpeg in command line mode. To further clarify: My software launch several times ffmpeg.exe that is stored inside the same folder as my .exe. User never ...
7
votes
3answers
2k views

Modifying an LGPL library and using it in a commercial product

I found a library which helps me implement something for a company: https://www.openmuc.org/sml/ Its license is LGPL. Unfortunately, I'd like to use this library for an Android project and there I ...
2
votes
1answer
62 views

Licensing LGPL software commercially

We have a mobile app software and we distribute it with LGPL v3. It uses other 2 components licensed under LGPL-v3 and MIT. For our own code, we are have the full ownership (i.e. nobody else have made ...
11
votes
5answers
666 views

Appropriate licence for later merging back

I am a library developer. I want to open source it soon, but I'm not sure what license will work best for me. My main concerns are: I want to provide a commercial license for somebody who is willing ...
7
votes
1answer
793 views

Compatibility between EPL and LGPL

I'm using LGPL binaries, as well as EPL binaries for my open source project. Is this OK? And if yes, does that mean I should license my project under LGPL? The binaries are being used as dependencies ...
6
votes
2answers
902 views

Using GPL or LGPL licensed framework for web application

I am developing a web application which streams videos. For the frontend I intend to use the richfaces framework for jsf. That framework is licensed under the LGPL v2. Does that mean that I have to ...
5
votes
3answers
854 views

Dynamic linking LGPL library and licensing in Windows Store app

I've a project in which I would like to use an LGPL licensed library, in this case FFmpeg without changes. I've run through questions and answers regarding LGPL in commercial products with conclusion ...
7
votes
1answer
730 views

How to comply to LGPL with Maven/JAR packages?

I’m using Maven to package my JavaFX project for distribution. Since JavaFX is licensed under LGPL, I need to allow users of my project to replace its DLLs by newer or compatible versions. But I don’t ...
6
votes
1answer
238 views

Using public domain code in an LGPL program

I want to release a program that uses some public domain code (or a permissive license) from netlib.org under the LGPL license. Since the licenses (or lack of it) are compatible, there should be no ...
3
votes
2answers
1k views

GPL, LGPL or MPL for open source app with closed source Pro flavour

I have had a fairly popular Android business app on Google Play a while now. It is available as a free version and a version with features targeted to bigger businesses. I am currently in the process ...
3
votes
1answer
568 views

How can LGPL and proprietary licenses be combined?

I have a project, a big portion of which can be released as LGPL, but there are still some portions that must keep a more restrictive license. I'm not sure what exactly is allowed. The intent is ...
1
vote
1answer
97 views

can I remove files and folders in a PHP package without violating its license?

Let's say I'm working on a PHP application and I want to integrate some PHP packages like TWIG. Using Composer or some other automated management or code assisting technologies is irrelevant here. All ...