Questions about the GNU General Public License

learn more… | top users | synonyms

1
vote
1answer
71 views

What do I have to provide under the GPL as a website developer?

I am building a site with a GNU licensed program called OpenCart. Now I am not "distributing" anything.. but people can see my website and interact with it. Generally I avoid GNU like the plague ...
2
votes
3answers
93 views

Can government use a GNU GPL licensed sofware (phpBB) without posting the source code?

I'm now doing my internship in a government company (in India) and I've been assigned a project to create an online forum for the company.. I'm about to use phpBB forum software to create it, which ...
1
vote
1answer
70 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 ...
3
votes
1answer
179 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 ...
5
votes
1answer
3k views

Does a website running modified GPL software have an obligation to release their changes? [duplicate]

If a non-profit organization runs software on its website that is modified GPL'ed software and it acknowledged to be such, do they have a legal obligation to release any changes? They are not offering ...
1
vote
1answer
804 views

Correct way to sell commercial product with small scripts in it that are GPL? [closed]

I'm developing a commercial CMS, which I'm going to sell. I use jQuery, also I use date and time picker jQuery plugin in it, I can say this is just a 1% of my big script. I don't want sell my whole ...
0
votes
0answers
48 views

how do I make sure I receive modified versions of my GPL software

the What is free software page on the gnu.org web site states among others: »An example of such an acceptable rule is one saying that if you have distributed a modified version and a previous ...
2
votes
0answers
181 views

Software License for project using .NET and Sql Server Express

I considering making my application open source on github. I don't intend to sell it (neither in binary form nor source code form). It probably isn't even useful to a lot of people except maybe for ...
3
votes
4answers
871 views

Does some code inherit GNU GPL if it just links to a GPL library?

Suppose there is a library xxx under GNU GPL, that provides a function yyy. Suppose my code links to the library and uses this function. Does my code inherit GPL license? IANAL, but my thoughts are ...
2
votes
1answer
28 views

Do I need to add the copyright notice of the original contributors in the SaaS service contract of a forked AGPL sofware?

Context I have modified a lot a software that in under Affero GPL. I have contributed back what made sense, as it has a completely different direction. I plan to build a SaaS around it and charge ...
0
votes
0answers
75 views

If I include 3rd party app(licenced under GPLv3) in my project, will the whole project become under GPL?

If my project includes a third party app which is licensed under GPL v3 , will the whole project become under the same license? I am not editing/modifying that app. My project just includes it , so ...
2
votes
1answer
29 views

Web-service which uses GPL software [duplicate]

here's the problem. I have developed an Azure-Based Web application which exploits some VMs. On top of these VMs I'm running a modified code which is licensed under the GPL license. Here's the flow: ...
5
votes
1answer
81 views

Is restricting endorsement using author's name compatible with GPL?

I would like to link a GPL project to another project with the following clause in its license: The name of the author may not be used to endorse or promote products derived from this software ...
2
votes
0answers
67 views

Do all transitive dependencies of GPL software have to be compatible with GPL?

Library A is licensed under GPLv3. I want to write a program that uses that library as a dependency (programming against interfaces and using classes in that library), so I have to put my own program ...
5
votes
2answers
203 views

Adding a new file to a GPL project - how do I carry along/modify copyright information?

Continuing from Author has inserted copyright into code with gnu public license notice - implications?, can I add my author name to a new file (with original code) that I added to a project that comes ...
2
votes
2answers
54 views

Additional clause in GPL'd source code

I noticed this in the heading of some source code This core is written with the advise and consent of [author] and is released under the GNU Public License. This core is freely available for ...
13
votes
1answer
6k views

Confusion about dual license (MIT/GPL) javascript for use on my website

I've read all of the posts I can find on this and I'm still not sure of the answer. I'd like to use a jQuery plugin on my website that is dual licensed under MIT and GPL. Does the dual license mean ...
0
votes
2answers
74 views

Can I release software under the GPL if it must be built with a proprietary compiler?

The compiler doesn't leave its own code in the software or link proprietary libraries with it, the source code is exactly the same one I used throughout the development process, everyone is free to ...
1
vote
1answer
33 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 ...
4
votes
1answer
52 views

GNU GPL v2 Copy Left clause, delayed release of source

I am using a modified Linux kernel from a NAS company for my own project. It has been more then one month since the company released a new version of their software which includes the modified kernel ...
0
votes
3answers
142 views

Including GPL software in closed-code project

Regarding GPL software use in a commercial project, I have the following situation: I would like to commercially distribute an Excel-Macro application, which uses a GPL licensed software (G77 ...
5
votes
3answers
1k views

Is it legal to distribute a GPLv3 licensed binary through the apples' app store?

I wrote a small multiplatform app and I am considering publishing the osx version in apple store. I've licensed the app under a GPLv3 license. I sort of like the GPLv3 license but I also like the ...
1
vote
1answer
64 views

call a non GPL-Program from a GPL program via fork

I downloaded a GPL program, I want to modify this GPL program in order to make it calling a non gpl program (commercial license) via fork+exec. Concerning the input/output data of the non-gpl program:...
2
votes
1answer
40 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 ...
0
votes
1answer
49 views

Under what circumstances would I have to release a modified version of source code (GPL) [duplicate]

I am working on a social networking platform using a database wrapper released under GPL. I'm fairly new to using open source software, so I'm not sure what would require me to release my source code. ...
11
votes
3answers
519 views

Licensing on Github

I'm uploading to GitHub for the first time and I am facing all sort of doubts about licensing. I did not know that topic was that uncovered in the net! But even it is complex, my situation is so ...
2
votes
3answers
73 views

GPLv2 code as a separate process in a closed-source iOS app?

I'd like my (currently) closed-source iOS app to use some GPLv2 licensed code. The code I want to use is simply a converter from one file format to another — nothing too complex or proprietary. Given ...
2
votes
5answers
729 views

How to make a GPL license with more severe penalties?

I am considering open sourcing some software, but when I read the answers on this questions, it seems like the penalty of ignoring a GPL license is rather small, compared to the costs of the suing ...
-1
votes
1answer
69 views

May I relicense my project from GPLv3 to Apache 2.0? [duplicate]

I am about to publish an Android app project I would like to do it using GPLv3 license to avoid it being used in proprietary projects for now. If I change my mind in the future, since I am the ...
1
vote
3answers
89 views

Can we use a GPL 2 product for the commercial purpose?

Note: There are many questions answers related to the licensing. But I think my requirement is specific, so asking a separate question. We are considering to fork a GPL 2 project and use it for ...
2
votes
2answers
137 views

Distributing GPL-ed software with lost source code

Thought experiment. Tom is a software developer. He releases his relatively simple software under GPL. Jerry forks his source code and creates a world savior software with months or years of hard ...
0
votes
3answers
79 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 ...
1
vote
2answers
1k 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 ...
6
votes
3answers
669 views

GPL Notice on Snippets

Is it ok to put a GPL notice inside a small script or a snippet? This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as ...
1
vote
0answers
95 views

Is there any proof a permissive licenced (MIT/BSD) project will suffer from closed forks? [closed]

Hi is there any stats that a MIT/BSD licence project is hindered (as far as getting people to contribute) from closed forks? Stats or resources but not opinions of which license is best please. Note:...
1
vote
2answers
80 views

GPL dictionary usage in commercial application

We have an word game commercial mobile application for which we want to use dictionaries for various languages. Most of them have GPLv3 or CC-NC3 licenses. We modify the dictionaries: basically, we ...
5
votes
1answer
72 views

Partial Code Copy from another Open Sourced Library

I need to copy a method from an Apache licensed Javascript library into my GPL licensed javascript library. Can I copy and paste the method into my library in this license context? If so, how am I to ...
1
vote
3answers
815 views

GPLv3 Software vs. BSD (3-Clause) OpenSource Project .. i don't get it

Preamble: If I say "BSD" I mean the 3-Clause BSD license If I say "GPL" I mean the GPLv3 license I am NOT the author of the GPL project I am the author of the BSD project Simple Task: I want to ...
0
votes
2answers
103 views

What happens when a software that is open source without any license is later licensed with gpl version 3?

I want to use certain piece of software for my commercial project. The software that will be making use of is open source and I will modify the source code to suit my needs. Say at a later date, the ...
1
vote
1answer
93 views

Piwik License question

I need to create a specialized analytics app based on Piwik, it will be a commercial SaaS service for small businesses. It uses the piwik javascript tracker, API and the DB to store events, custom ...
1
vote
2answers
899 views

Do donations count as “commercial use”?

Lets say I'm building community that uses some webapp. These webapp uses a a modified version a a GPLv2 licensed theme. Additionally the community uses a donation mechanism to fund itself. Donation ...
0
votes
1answer
175 views

Software piracy and GPL [duplicate]

Consider the case below: A Wordpress plugin must be GPL since Wordpress itself is GPL There are some plugin authors selling premium WordPress plugins, and assume the authors are okay with the GPL ...
1
vote
2answers
125 views

Using output of GNU GPL software in commercial purposes [duplicate]

I'm not talking about distributing any GPL software. I'm talking about using the output of a GNU GPL software in commercial purposes. For example: I use kdenlive for my video editing and inserting ...
3
votes
3answers
87 views

GPL-3.0 based code in proprietary web application

I am creating a website in php for one of my client. i wanted to use few piece of code from a Open source code based on GPL-3.0 license. e.g i wanted to use validation code from that lib and modify ...
0
votes
2answers
53 views

GPLv3 licensed library requirement and licensing own library BSD [closed]

I have been searching the web for quite some time now, but the plethora of opinions/comments/articles about licensing questions make it difficult to verify how trustworthy the various sources are. ...
2
votes
2answers
58 views

Creator acknowledgement for a modified project (under GNU GPL)

I have been modifying an existing software (which was under the GPL licence). At my workplace, they needed to use the software, but needed some modifications (like new features, different structure, ...
2
votes
2answers
100 views

GPL source code access in subscription model?

Purely out of curiosity, I was posed the question with a hypothetical game corp. that has an online game that they require players to pay a monthly fee for. The specifics was that their service ...
0
votes
2answers
41 views

Does the GNU General Public License (GPL) allow release under a different version of the GPL?

I'm currently modifying code released under GPL v2.0, and I'm wondering if the GPL allows release under a different version, say, GPL v3.0 or if it has to remain under the same version as the original....
0
votes
1answer
81 views

Relicensing GPL to more permissive license [closed]

I have been developing a GPL GUI application for many years by myself in my free time. I have been approached by a company who want to use my code as part of a propitiatory product. This would require ...
1
vote
1answer
75 views

using source code for individual organization vs sharing source code outside organization

If an organization develops their own software internally (with no license agreement) but uses other software frameworks that are open source that we modified to those frameworks work for us ...