Lesser General Public License

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7
votes
1answer
332 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
2k 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
273 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
566 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 ...
13
votes
4answers
4k 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
427 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
118 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
175 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 ...
10
votes
2answers
2k 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
548 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?
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 ...
1
vote
2answers
607 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
320 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
675 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
2k 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 ...
15
votes
1answer
3k 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
326 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
328 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
231 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
148 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
226 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 ...
6
votes
3answers
6k 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
93 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
189 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 ...
8
votes
4answers
2k 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
279 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 - ...
5
votes
5answers
278 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 ...
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
1answer
230 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
366 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 ...
1
vote
2answers
122 views

shipping a recompiled plugin under lgpl

I have recompiled a plugin (making changes before they are accepted upstream) for the gstreamer media framework. I did not recompile the whole library -- just a plugin. If I want proprietary python ...
17
votes
3answers
22k views

Can I use an LGPL-licenced library in my commercial app? [closed]

I want to use an LGPL-licensed library in my app for Microsoft's app marketplace. Is that OK?
2
votes
2answers
998 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 ...