Linked Questions

8
votes
2answers
6k views

Including a GPL-license library in a commercial Java program [duplicate]

I am in the process of helping develop a commercial Java program. We want to use a certain third-party LookAndFeel in the GUI. The problem is that the LookAndFeel library is GPL licensed. Since we are ...
9
votes
2answers
1k views

How can a company sell licenses for GPLed software without violating rights of others [duplicate]

There are tons of questions like "Can I use GPLed code X in my commercial project?" but I found nothing which answers my question. I take ExtJS as an example, but actually you can any commercial / ...
0
votes
2answers
447 views

When do I have to provide source code for firmware that uses GPLv2 libraries? [duplicate]

Suppose that I am writing the firmware F for the device D, and that I am using the library L which is licenses under GPLv2. The library L is a "source code library" that means that it is not compiled, ...
1
vote
1answer
1k views

Using GPL library in our software [duplicate]

Currently we're starting to work on a project for which we're going to need image processing libraries. The problem is some of the libraries are GPL licensed. I'm reading through GPL licence and ...
0
votes
1answer
334 views

Shall i have to make my application code open source if using ejabberd? [duplicate]

I was looking into ejabberd and found it is licensed under GPLv2. Let's say that I am using it as follows: You will come to my website/app and login, then start a chat using Instant messanger. I will ...
-2
votes
1answer
223 views

GPL licensed software in commercial applications [duplicate]

Can I sell a service that is provided using software licensed under GNU GLP? Additionally, this service involves the use and modification of other modules under Apache and other free software ...
34
votes
3answers
32k views

Can I link to a GPL library from a closed source application?

Okay, before everyone goes shouting about duplicate questions, yes, I've already seen several questions like this here. But none answer the question. If I link against a GPL-ed library without ...
21
votes
2answers
10k views

Using GPL libraries without modification on a commercial website, do I need to make my source code available? [duplicate]

If I write a public-facing commercial website, and use a GPL javascript library and/or binaries without modifying them (such as plupload), would I be required to make the source for my website ...
15
votes
3answers
8k views

Can I commerically use GPL licensed software on my server if I am only distributing the client software?

I understand the rules of the GPL stating that if I distribute any software using GPL code, then that code must be licensed under the GPL. However, I'm wondering what the rules are in this case: I am ...
8
votes
1answer
5k views

Using GPL’d software in a proprietary web application

We are developing website that we charge money from members to join it as membership annual cost, so, we decided to put a plan for the second stage so we are choosing now the load balancer that we ...
4
votes
4answers
1k views

Charging a fee for GPL software

If I extend software under the GPL licence, I understand that my source code must be freely available. If my source code is freely available can I legally charge a fee for using the version that I ...
16
votes
2answers
3k views

Bundling OpenJDK with a proprietary application allowed by GPL?

I am currently making a video game in Java that will most likely be distributed through Steam. Of course, many Steam users won't have Java already installed in this case. If this happens, I can either ...
4
votes
2answers
5k views

Can I distribute a GPL executable (not a library) in a closed-source application? [duplicate]

I want to write a closed-source desktop application that uses a piece of GPL software in the background. I know that I can't link to a GPL library (libgit.a). But if I embed a GPL application (git....
5
votes
2answers
1k views

can a closed source commercial software make system(3) calls to GPL applications (not libraries)?

The closed source commercial software (CSCS), will just make system(3) calls to GPL applications. The user machine will run CSCS and it will call these GPL applications, in realtime, in the very same ...
6
votes
1answer
1k views

Commercial product using a GPL OS

we are planning to create a commercial product. The product consists of some MCUs and a small computer (we are developing on a Raspberry Pi at the moment). The computer needs an operating system as ...

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