Lesser General Public License

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1answer
54 views

Contracting Around LGPL

A client of mine wants to static link its proprietary commercial work to a library that is licensed under LGPL that is sold by VMime in France. VMime's website purports to explain that the purchaser ...
10
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3answers
214 views

How was the Mono Project able to relicense their LGPLed libraries under MIT?

The Mono project used to have LGPLed libraries. In fact mbundle still says when you run it Note that statically linking the LGPL Mono runtime has more licensing restrictions than dynamically ...
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1answer
34 views

Software derived from LGPL library

In my project I've used a library marked with the LGPL license as a reference example to developed my own library which is completely different but it works roughly in the same way. Now I would like ...
2
votes
1answer
44 views

Open Source Licenses like GPL in Multiple Licenses models

How can an open source license be compatible with a multi-licensing scheme? According to a similar question, the author of a library could potentially change its license. But problems arise when the ...
2
votes
2answers
60 views

Accomodating a LGPL Python module into a BSD project

I have a program written in Python that I would like to make available to the public under a three-clause BSD license. My program has an import blah statement, where blah is a Python module that is ...
1
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1answer
72 views

Using GPLed headers in LGPLed library

For a specific device there exists a Linux kernel module. This module only initialized the device and provides control mechanisms to user land via ioctls and mmap. To use this the device properly one ...
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3answers
84 views

Re-releasing LGPL code as AGPL : need advice on how to phrase license

I have written a compression codec that I am releasing under the AGPL. I would like to link it with FFmpeg, a video streaming application. FFmpeg is licensed under the LGPL, but since it supports ...
3
votes
1answer
50 views

Distributing commercial software with Apache 2.0 libs that have LGPL transitive Dependencies

I have a commercial software project that uses a third party lib (org.quartzscheduler), this has an Apache 2.0 license. I thought I was ok but when I checked the transitive dependencies I found that ...
4
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1answer
135 views

Does providing object files satisfy LGPL relink clause?

From this question on SO, I read that: Proprietary Source code + LGPL Source code statically linked: Either you must release both parts as LGPL. Or provide everything that allow the user to ...
4
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2answers
194 views

If I create a desktop application using Tkinter, PyGTK or PyGame does my app have to be open source?

I intent to start learning desktop gui programming, so I've been looking to Python and it's Tkinter, PyGTK and PyGame. But I want to make proprietary software, so I'm concerned because of the licences ...
0
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1answer
85 views

Calling closed source library from LGPL library

I am integrating an LGPL application to my iOS application. As I am modifying the LGPL application, I am planning to open the modifications I make to the LGPL library. I am modifying the LGPL ...
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1answer
102 views

Prevent my clients from giving or selling my software using a LGPLv3 library to others

I am developing a commercial closed software using Qt which is under LGPLv3. May I prevent my clients from giving copies to other people?
-2
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1answer
159 views

Can I use Qt open-source for my web-scraping website? [closed]

I apologize if I should be understanding this more readily but I'm a little new to this and dont understand the LGPL license. Here is the FAQ for it: http://www.qt.io/qt-licensing-terms/ I am making ...
8
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2answers
178 views

Why does the LGPL require combined works to include a copy of the GPL?

I was reading through the LGPL license and found a requirement that I was previously unaware of. Section 4 (Combined Works) states: You may convey a Combined Work [...] if you also do each of the ...
-1
votes
4answers
185 views

Best freeware license for my closed-source application [closed]

I have no experience in software licensing so far. I am releasing my first application but I am not familiar with any licenses. Most of the the summeries found that I can understand (http://opensource....
2
votes
1answer
37 views

Modifying a GNU LGPL v 2.1 code and license

I have found a piece of code online (https://github.com/kenkendk/sharpaescrypt/blob/master/Source/SharpAESCrypt.cs) licensed under GNU LGPL v 2.1 If I would like to make some changes to this file and ...
3
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2answers
668 views

Qt, LGPL, Android and GooglePlay licensing

So, you can build Qt apps and deploy them to android. Taking a look at this post, I was wondering if making a game using Qt would be fine with LGPL legal terms given the following facts: The app ...
2
votes
1answer
138 views

Xamarin/Mono LGPL Compliance

The LGPL seems to stipulate that I have to distribute my app in a way that the LGPLed code can be replaced. Xamarin keeps saying that to distribute a mac app in the store, I need to use Xamarin.Mac ...
0
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1answer
91 views

Dual licensed (LGPL, commercial) library and contributions

I have dual-licensed library, LGPL 3 and commercial license. Someone downloads the LGPL version, makes some improvements and sends back few patches. So far so good. But what now? It's legal to just ...
7
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2answers
408 views

Using an LGPL licensed library that may or may not include GPL licensed code from an MIT licensed library

I have read this question on SO, but it doesn't appear to answer my question fully. I maintian a library which is licensed under the MIT License. In my MIT licensed library, I dynamically link (...
3
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1answer
189 views

CentOS/RedHat devtoolset license implications

Can I use the RedHat devtoolset to build non-GPL-ed software? Do I have to mind any caveats? From my understanding, the devtoolset knows the limitations of the standard libraries shipped with older ...
2
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1answer
162 views

Does the LGPL apply if I rewrite a portion of JasperReports in C++?

I would like to rewrite a portion of the JasperReports library in C++. The library will read from the same XML format used by JasperReports. If I integrate this C++ library to my proprietary ...
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1answer
125 views

Questions about LGPL license [duplicate]

I have a similar problem than this: http://sourceforge.net/p/tcpdf/discussion/435311/thread/32a59ca0/ Developer answered to ask a lawyer but it costs money... a lot? I only use TCPDF, I have not ...
0
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1answer
149 views

Uploading Processing Sketch with library to github

I have a sketch I wrote in the language Processing that I want to put up on GitHub. It uses a library released under LGPL so from what I understand, I'm able to (and should) upload the library ...
3
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1answer
102 views

Forking a GitHub repo and including code from pull requests within a LGPL license?

There is a project hosted at GitHub which is no longer maintained that I want to use for my project. However it has some bugfixes contained within pull requests from other users, and I would like to ...
3
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3answers
129 views

Can I include an LGPLv2.0-licensed XSLT stylesheet into my Apache v2.0-license nodejs package?

I am creating an open source tool which leverages some XSLT stylesheets in order to do its work, which is transforming XML to Java code. One of the stylesheets that I want to use is licensed under ...
0
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1answer
326 views

How to comply with LGPL 2.1 source-code request?

I have an iOS app that uses the VLCKit framework for it's video player function. Today I got an email from the creator of VLC and in the email is stated this: According to the LGPLv2.1 VLCKit and ...
3
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1answer
808 views

Is it OK to use the MIT license for a project that uses Qt?

I built a Qt application. Am I allowed to LICENSE it under the MIT license? Qt is a cross-platform application and UI framework for developers using C++ or QML, a CSS & JavaScript like ...
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1answer
98 views

Releasing Qt-based controls under University of Illinois/NCSA

Qt is a graphic framework which has a double license: commercial (statically link and modify at your wish) LGPL (you should either dynamically link against it or release your source code, any ...
6
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4answers
1k views

Is it allowed to embed an LGPL command-line tool?

I want to sell a closed-application that depends upon a certain command line tool. Am I allowed to distribute my software including this command line tool? For example, as a separate binary ...
-2
votes
1answer
116 views

What rights do I have if a closed source non-distributed in-home application was stolen? [closed]

I was always wondering about this, because I have been recently reading about many leaks and stolen programs on certain news sites: If a program (running on a server for example, serving http clients)...
4
votes
1answer
140 views

Do I need to include a copy of the GPL / LGPL to every copy of my program?

Is it necessary to include the GPL / LGPL license text to every distributed copy of my program? Or can I just put a link in the About-dialog?
4
votes
3answers
247 views

How long do I have to provide the source code for a LGPL-library?

In case I would dynamically link to a LGPL-licensed library (in this case Qt) in a commercial application: Which way do I have to provide the library's source code? Is a link to the project homepage ...
0
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2answers
275 views

Shipping unmodified open source applications with closed source apps

I am creating a closed source application whose task is to launch other open source applications (similar to start menu of windows). So i have included various opensource applications under licences ...
2
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1answer
111 views

Using a zLib like icensed library which has dependencies on LGPL or GPL libs; what license am I able to release my project under?

If I use an Open Source library which is released under a zLib like license, but it has dependencies on libraries that are using LGPL or GPL; what license am I able to release my project under? If I ...
0
votes
1answer
2k views

FFmpeg: Can I replace libx264 with OpenH264 in order to go LGPL?

I have some video processing to run and FFmpeg already contains much of what I need. However my videos are all compressed with H.264 video codec and libx264 is a GPL part of FFmpeg. On the other hand, ...
2
votes
1answer
146 views

Can I include a modified GPL/Apache licensed font in my LGPL project?

I want to include a GPL & Apache duel-licensed font in my LGPL project, but didn't really find a clue if that's possible. There are two problems here: I didn't find any clue about Apache ...
4
votes
1answer
154 views

What precisely do I/my company need to do “make available/publish” source code changes and satisfy GPL/LGPL

This seems like a basic question, but I have not found a definitive source. I need to modify the source for an LGPL application for my employer to plug a security hole. Longer term we will upgrade to ...
1
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1answer
693 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 ...
2
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1answer
892 views

Using LGPL Library with Java static or Dynamic linking

I've searched and read many posts about LGPL and C, and when I was able to find one that related to Java, my mind still didn't rest with ease, so I'll try to be more specific and hopefully get a ...
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votes
1answer
102 views

gnu lesser general public license question [closed]

I have a question about Thingiviews license. I have a site that has to do with 3D Printing, it is not done yet but I was wondering if I would be able to use it on my site, The big reason I am asking ...
0
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2answers
143 views

Linking against LGPL - How to share the code?

I'm working on an Open Source software project (LGPL) which uses another LGPL-licensed software. To make it easier for users and developers I'm delivering and linking against the compiled thirdparty. ...
0
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2answers
424 views

Minified version of JavaScript library under LGPL used on a site without copyright notice

On this site hackfind.com the autor put minified version of my library without any copyright notice. Is this violation of the LGPL. Note that using on a site is not a copy.
16
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3answers
14k views

Can I use Apache Software License, Version 2.0 and GNU LGPL 3 licence plugins in my commercial web application?

I have two plug-ins. One has the GNU LGPL 3 license and the other has the Apache Software License, Version 2.0. Can I use them in my commercial app? And if yes, what precautions should I take?
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2answers
1k views

Use of LGPL libraries on android devices (in a single closed source .apk) [duplicate]

Well this question is actually asked multiple times here already. but the answers are contradictory So that's why I ask it again (maybe time changed things). Can LGPL licensed libraries be used in ...
1
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2answers
113 views

Can some LGPL library published upgrades use a commercial library?

I am using a LGPL v3 library and have made upgrades to it. Before using these upgrades, I understand I have to publish them. That's al-right. Is it legal if I perform upgrades that use a commercial ...
9
votes
1answer
5k views

Mozilla Public License (MPL 2.0) vs Lesser GNU General Public License (LGPL 3.0)

I would like to release a software library written in a class-based, object-oriented programming language (Java) on a web-based source code hosting service, that allows forks of the project to be ...
1
vote
1answer
370 views

How to use apache license in my project which will be LGPL

I want to use LGPL for my project, can I use some source code which is apache licensed ? If I only use the apache licensed component as library in my project, how should I make the clarification in ...
4
votes
4answers
577 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 ...
0
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1answer
516 views

How to handle licensing of Ruby on Rails code, which contains a LGPL library?

My company wants to release the code for a Ruby on Rails demo app, which includes our own LGPL'd library code. It it legally kosher for me to state that the contents of the entire repo are released ...