Lesser General Public License

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1answer
140 views

Mixed licenses inside product

This question relates to software-licensing. Someone familiar with open-source licensing may be able to answer this question. I am facing an issue in trying to interpret/understand some Licenses, due ...
1
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1answer
847 views

Using jTransforms for a commercial (non-free) android application?

I am developing an application which is using JTransforms to compute FFT and InverseFFT. I am planning to sell that application on Play Store. The JTransforms Library is covered under MPL/LGPL/GPL ...
2
votes
1answer
400 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 ...
0
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1answer
429 views

LGPL and commerical application in PHP

I have rather specific question about licensing but first of all I would just like to state that I already read a lot of Q&A's here but I'm still not sure about the problem in that particular ...
0
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1answer
327 views

Using source code under LGPL in .NET, converted from JAVA?

I found one JAVA project useful to our commercial software which is developed using C#. The JAVA project is under LGPL. My understanding is (please correct me if I am wrong) if I use one compiled LGPL ...
3
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2answers
2k views

use of LGPL libraries in closed source android software

I'm investigating the legal issues of using LGPL native libraries in a closed source Android software. As for now, my research on the subject shows that using LGPL libraries in closed source software ...
1
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1answer
225 views

Static linking with modified LGPL code

I'm writing a library which links with modified LGPL library,so two questions: Do I have to make my code LGPL in case of static linking with LGPL library? in case of dynamic linking?
4
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1answer
78 views

License change of original source from Apache 2.0 to LGPL

About a year or so ago, I forked a project licensed under Apache 2.0 and made extensive changes and additions to the code, a good portion of which I contributed back freely to the community. ...
5
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1answer
815 views

Looking for a popular, well known example of closed-source software which uses LGPL code, and says so [closed]

For advocacy purposes, I'm looking for a good example of some popular/widely-known closed-source and generally paid-for software application/package which uses dynamically linked LGPL-licensed ...
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2answers
680 views

Can I use a LGPL licensed library for my web project

I am looking to use a javascript libray licensed under the LGPL license v3. From what I have read so far, I understand that If I do not make any modifications to the library, I can use the library ...
2
votes
1answer
158 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
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1answer
865 views

Qt solutions have been re-licensed, can I use the src directly now

I have a commercial application that uses a Qt Solutions component. Until recently, this component was licensed under the LGPL license, so I was forced to use the component in the form of a shared ...
2
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2answers
315 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. ...
2
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0answers
95 views

Can I build a closed source plugin for a LGPL library?

If I link a program dynamically to a LGPL library (here GTK+/GLib), I'm allowed to distribute the program on my own terms (non-copyleft). Now, the LGPL library provides loadable modules. Place a ...
6
votes
1answer
808 views

LGPL, .lib, .dll, and linking

I am trying to build a project which uses an unmodified copy of libconfig (http://www.hyperrealm.com/libconfig/). libconfig is LGPL, but I don't want to open source any of my code. By my understanding,...
5
votes
2answers
774 views

Developer name in the copyright notice of files contributed to open source project?

I am developing a small application which I want to make open source. Currently only my work is on the application, and so in all the files I have put up a copyright notice in my name. Now when I ...
17
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1answer
11k 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 https://www.gnu.org/licenses/gpl-faq.html#...
3
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2answers
2k views

LGPLv3 in closed embedded environment

I'm thinking of using a LGPLv3 library in a closed source commercial program running in a closed embedded environment. According to what I know from LGPLv3 licensing, I can use it as long as the ...
7
votes
2answers
542 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 ...
16
votes
5answers
6k views

Is there a modified LGPL license that allows static linking?

LGPL requires that it if a program uses LGPL-ed library, users must be able to re-link the program with a different version of the library: ... d) Do one of the following: 0) Convey the ...
3
votes
3answers
344 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. ...
3
votes
1answer
486 views

Am I permitted to use an LGPL library without releasing the source to the rest of my application, if I dynamically reference the library?

I am a bit confused as to what I am/am not allowed to do with a LGPL Library that I intend on using in a small scale commercial C++ Application that I am developing. My current understanding, although ...
3
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2answers
3k views

LGPL License in commercial application [duplicate]

I have searched around but I don't seem to be able to get a clear answer on my questions that I understand. I want to use the Xuggler library in my application, which is licensed either GPL or LGPL ...
7
votes
1answer
6k 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 ...
7
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1answer
424 views

What is the reason for section 1 of LGPL and what is the implication for section 9.

Why was section 1 added to LGPLv3? My understanding of section 3&4 is, one can convey the combined work under any license and with no requirements from GPLv3 (besides those explicitly stated as ...
16
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2answers
3k views

How does using a LGPL gem affect my MIT licensed application?

I am developing an open source ruby application under the MIT license. I am using this license because I don't want to place any restrictions on the users of the application. Also I can actually ...
3
votes
1answer
319 views

Dual-licensing LGPL 2.1 and LGPL 3

I maintain a software, a small PHP library, that is released under the LGPL version 3 license (LGPLv3). Someone wants to use the library in their software which has the GPL version 2 license. This ...
5
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2answers
943 views

Software bundle containing LGPL libraries as Java Fat-Jar Archive

At work, we're deploying a software bundle of a Java application (written by us) which has lots of external dependencies, most of them being LGPL and BSD-licensed third-party-libraries distributes as ...
2
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2answers
2k views

Protecting proprietary code linking with LGPL v3 code

I've been warned that LGPL v3 forbids any kind of modifications that would prevent reverse-engineering, including software protection such as obfuscation. In practice, does this license make it ...
3
votes
2answers
1k 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 ...
16
votes
5answers
7k views

Does the LGPL allow me to do this?

I am planning to develop a commercial software using a LGPL software. In the LGPL software that I am using some functions in a class are not fully implemented. I want to modify the LGPL code so that ...
2
votes
2answers
837 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
1answer
134 views

Is it possible to release a library based on the ASIO SDK under the LGPLv3?

I'm wondering if it's possible to write and release a library based on the ASIO SDK under the LGPLv3. More specifically, the ASIO license says something I'm not sure how to interpret (2.2) : The ...
3
votes
2answers
208 views

Is it considered “conveying” if I share modified LGPL v3 code on GitHub?

It is critical to know what constitutes "conveying" under LGPL v3. I am considering creating some software based on LGPL v3. The software will be used to run a web application. Now I wonder whether ...
16
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2answers
4k views

What constitutes “distributing” for LGPL v3

I am considering basing some new software on a LGPL web application. I want to utilize this new software for creating one website for my employer, and we do not intend to sell or distribute the ...
0
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1answer
749 views

LGPL open source license

I have recently become curious about open source licenses. I have a question about the LGPL. I created a Java web project and built it as a WAR package. Can I add LGPL jars to this WAR file?
7
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5answers
5k 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 ...
1
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2answers
774 views

How does the license work for the LGPL open source framework?

Without knowing anything I wrote a big application, almost 1 year coding. It does Video/Audio such as softphone for commercial use (we sell it). I used a framework which was licensed under the LGPL, ...
1
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1answer
357 views

How can you use an LGPLv2.1 licenced AS3 library in a proprietary Flex app without “giving away the farm”?

Consider a Flex (actually AIR) application that is considered proprietary, but needs to use an LGPLv2.1 AS3 library, so that it is considered a "work that uses the Library" according to the license ...
3
votes
4answers
965 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 ...
14
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2answers
4k 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 ...
18
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1answer
4k views

Downsides of GNU LGPL v3 vs. GNU LGPL v2.1?

Firstly, I realize that this is a programming Q&A site, and not a place for legal advice.... Just trying to get a basic idea of what the downsides to using an LGPLv3 library might be. What ...
2
votes
1answer
450 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
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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
486 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 svn:...
2
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3answers
285 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
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2answers
161 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
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1answer
249 views

License for code snippets

I'm wondering if there is a common license that would be good for snippets of code (eg. things you might just paste into a file), which has the following conditions: Modifications of this snippet ...
17
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3answers
15k views

What exactly do I need to do if I use a LGPL licenced library?

I have read this questions and answers, but I still don't understand what exactly do I need to do if I dynamically link with a library that uses a LGLP licence (the SDL library in my case). If I ...
2
votes
2answers
111 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 ...