1
vote
1answer
60 views

Can GPL v2 code link to an LGPL v3 library

If I write a library that is released under the terms of the GPL v2 (or higher, at option); may that library depend on another library released under the LGPL v3 (or higher), without implicitly ...
29
votes
3answers
2k views

Forking GPL project: Do I have full rights on the new fork or still dependencies with the original owner(s)

I am considering the creation of a fork to a small project licensed under GPLv2, and I have some very specific questions I did not manage to answer in my research on various sites and foras. When I ...
3
votes
4answers
277 views

Releasing a project under GPL v2 or later without the source code of libraries

I wrote a system in Java that I want to release under the terms of GPL v2 or later. I've used Apache Maven to deal with all the dependencies of the system, so I don't have the source code of any of ...
2
votes
1answer
193 views

Releasing open-source software including Apache2 and LGPL libraries?

I am writing software (in Java) using three libraries: Library A, licensed under MIT license Library B, licensed under Apache License, Version 2.0 Library C, licensed under LGPLv3 I would like to ...
2
votes
1answer
100 views

Does the ability to start a GPL add-on GPL-ize a program (Gstreamer)

This question is asked in regards to gstreamer but it could apply to any add-on based architecture. I have a Gstreamer based application that can ship as proprietary because I use unmodified ...
1
vote
2answers
215 views

GPL/LGPL/MPL non-code content license

I want to use a dictionary (basically a text file, and no code) that is included with an open office spell checking plug-in. The plug-in is under the tri-license GPL/LGPL/MPL which I don't understand. ...
3
votes
1answer
2k views

LGPL 2.1 vs LGPL 3.0 Advantages and Disadvantages

From what I've read, LGPL 3.0 allows you to use the license together with other licenses, more permissive about that(Not even sure about that). From ...
6
votes
2answers
345 views

Writing proprietary and possibly closed source software while avoiding license infractions

I am starting a software project that I want to have the option to keep it proprietary. However, since I generally use a Linux environment, I want to know: How do people write proprietary software in ...
3
votes
3answers
324 views

How do I avoid GPL violations?

When I'm releasing a program, I like to license it under the GPL or LGPL. I also want to stay compliant with that license. I'm not good at reading legal documents, and the GPL3 is about 10 pages long. ...
4
votes
1answer
3k views

the decisive difference between LGPL and AGPL

What is the decisive difference between LGPL(v3) and AGPL(v3) ? Both can be used in commercial production, both can also be packed within a payed product. As long as I do not change the source code ...
3
votes
2answers
888 views

Should I include multiply license header notice in dual license software?

Is it necessarily if a software released under both of LGPL3 && GPL3 terms have to include both license header notice top of each file? Or just put GPL header notice? or simply put LGPL3 ...
2
votes
2answers
350 views

How to get contributors assign copyright for copyright holder?

Let's say we have a company and we release our project under LGPL && GPLv3, as you know the only thing here is about contribution. People commit bug-fixes/features to the project, it's fine ...
2
votes
4answers
2k views

Can I use GPL, LGPL, MPL licensed packages with my application and make it closed source?

I saw a company is using BusyBox and also using Gpl + Lgpl + Mpl packages on it, and then they have there own application running on it. Their application is a closed source package. You buy the ...
3
votes
4answers
568 views

Is a program linked against an LGPL library in linux still under GPL?

If I were to write say, an embeded linux video server, how much of the code do I have to offer to someone who requests the source? Do I have to offer the code that directly links against the GPL ...
11
votes
2answers
1k views

What does “GPL with classpath exception” mean in practice?

Oracle seems to license all their Java-related open source code under the GPL with a classpath exception. From what I understand, this seems to allow to combine these libraries with your own code into ...
2
votes
1answer
304 views

Copyleft Licenses - Need to attribute?

I'm currently evaluating which license to use for my next OS project, and things are getting more and more interesting after I decided that I really want to understand what the licenses mean. Up ...
13
votes
11answers
1k views

Difference between free and open software? [duplicate]

Possible Duplicate: Open Source but not Free Software (or vice versa) I recently was at talk were Stallman was the keynote speaker, and he stated he hated the term open software, because it ...
3
votes
2answers
293 views

Is distributing patches in compliance with the GPL?

I'm designing a distro and some of the software packages included are maintained in such a way that my source repository doesn't actually include the source code, but they are included as an ...
2
votes
3answers
209 views

Can I brand my open-source application?

Is it possible for the author to register a logo or the name of his/her application when it is open-source because it uses a gpl library (for example)? The application uses the library but it has its ...
0
votes
2answers
143 views

Questions about software licensing [duplicate]

I've been having a discussion about licensing and open source software. Basically - the other guy is saying that licensing is easy, if you're going to build a product you can use an (any) open source ...
2
votes
2answers
91 views

Options for software licensing for plugins?

I'm creating a software application where up until now, the majority of code and assets have been produced by me. There are smaller bits of code that I've taken from other places; these have all been ...
4
votes
4answers
2k views

Can a user relicense LGPL as GPL or GPL as AGPL?

The LGPL (we'll just assume version 3 for all in discussion for ease), is a less restrictive version of the GPL, likewise, the AGPL, is a more restrictive version of the GPL, but is it possible to use ...
3
votes
3answers
1k views

When porting code, must I follow the original license?

I'm an iOS developer and I've found myself porting code from several other languages recently for various projects and it got me thinking about code licensing. When porting code, is that considered ...
3
votes
3answers
348 views

Sharing code in LGPL and proprietary software

I'm working on a piece of software that'll be released as a dll under LGPL. The software interfaces with hardware from a small company that has provided me with the needed libraries and some code to ...
2
votes
2answers
905 views

How does trilicense (mpl,gpl,lgpl) work when you want to use it on public website

I have tried to search for this answer for quite some time and I have gone through all the various FAQ's and documentation regarding the three licenses; but none of them have been able to answer a ...
28
votes
7answers
1k views

Choosing a licence for open source projects

I've done some open source projects, and I plan to do more in the future. So far, I've released all my code under GPL, but I've read a few articles which claim GPL is too restrictive for any code to ...