Lesser General Public License

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1
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2answers
600 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
151 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 ...
2
votes
1answer
773 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 ...
1
vote
2answers
283 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
83 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
711 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 ...
5
votes
2answers
696 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 ...
13
votes
1answer
10k 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 ...
3
votes
2answers
1k 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
498 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 ...
14
votes
5answers
5k 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
342 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
438 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 ...
2
votes
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
5k 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
votes
1answer
394 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 ...
12
votes
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
304 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 ...
4
votes
2answers
825 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
votes
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 ...
15
votes
5answers
6k 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
731 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
130 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
198 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 ...
14
votes
2answers
3k 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
votes
1answer
686 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?
6
votes
5answers
4k 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
vote
2answers
741 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
vote
1answer
350 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
900 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
votes
2answers
3k 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 ...
17
votes
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
423 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
429 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
270 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
159 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
1answer
248 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 ...
11
votes
3answers
11k 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
107 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 ...
0
votes
3answers
193 views

License compatibility question

I have a question regarding software licenses. I plan to put a license to a framework that I have written. My intention is that the license should be open, in order to maintain a community. To be ...
9
votes
4answers
4k views

Why is jQuery released under MIT and not LGPL?

Why is jQuery released under MIT and not LGPL? What are the benefits of using MIT compared to LGPL for a framework?
6
votes
5answers
296 views

Can I use open source libraries in trialware?

I have written a small Java program which i'd like to distribute on my website. I have used a few external librarys which declare following licences: Apache License (2.0), LGPL and one API doesn't ...
11
votes
8answers
2k views

I created a program based on an LGPL project, and I'm not allowed to publish the source code

I thought LGPL was a permissive license, just like MIT, BSD or Apache. But today I read, that only linking to LGPL (libraries etc) is allowed from closed-source code - other than that, it's copyleft - ...
6
votes
5answers
312 views

Does (/could) an LGPL-based license exist without clause 4d?

I've started writing a framework in C (you may have heard of it: Raphters). Someone contacted me to ask whether I could re-license it because it would be useful in embedded products, but clause 4d ...
6
votes
4answers
3k 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 ...
5
votes
3answers
2k 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
1answer
260 views

Is there any copyleft (GPL-like) license with both the Affero and Lesser modifications?

Looking for a license that covers public network service, like AGPLv3, but like LGPL isn't infectious. Basically I wrote some useful helper functions I want to allow to be used in any work, including ...
3
votes
3answers
422 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 ...