0
votes
2answers
189 views

Distributing a proprietary application together with GPL software [closed]

First, there are many similar questions here, but I found none with direct answers about this specific scenario. If you find a duplicate, please be kind enough to link to the specific answer(s). Also, ...
3
votes
2answers
144 views

May I keep my program closed source if I link it against a static library of which the source is GNU GPLv2?

I'm putting much work in my program and after it's done I want to just setup a small website and sell each copy of the program but I don't want any legal issues. Do I have to look for another library ...
2
votes
2answers
210 views

Source Code Only Allowed With One Open Source Project

I have an open source project that is licensed under the GNU General Public License v3 and it's done in Windows Presentation Foundation. I came across someone that sells themes/skins for WPF projects ...
2
votes
2answers
115 views

What is a good license for community submissions to commercial partially closed source software?

I am maintaining a small code base that I am considering selling– but I want to allow developers that use it to submit code for addition to the trunk. This way they can extend the framework and the ...
1
vote
3answers
411 views

License for available for free, but closed source web app [closed]

Anyone know of a free license that offers the user the right to use the software freely, but not modify it or share it? In other words, it is closed source, but it's free. And since it's gonna be a ...
5
votes
1answer
3k views

Can I use new BSD licensed library/code in commercial closed source project?

I've found freetype-gl library I want to use. It has new BSD license and I'd like to use it in my closed source commercial project. Can I do it?
0
votes
4answers
233 views

Dilemma for growing a project: Open source volunteer developers VS closed source paid / revshare developers? [closed]

I am trying to grow my project, and I am vaccillating between some examples. Some options seem to be: 1. open sourcing the project to draw volunteer developers. Pros This would mean anyone can ...
26
votes
6answers
1k views

Reasons NOT to open source not-for-profit code?

I am a big fan of open source code. I think I understand most of the advantages of going open source. I'm a science student researcher, and I have to work with quite a surprising amount of software ...
10
votes
4answers
1k views

Taking an open source project to closed source

How is it legally possible to take a project initially released as open source back to closed source? Especially one licensed with the GPL any version.
1
vote
2answers
545 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
211 views

GPL and closed-source licensing for selling my script

I am working on a PHP script that I plan to sell without giving the user the ability to distribute it to anyone else. I have heard about GPL being viral and I have quite a few libraries that are ...
8
votes
4answers
4k views

Java: legal issues related to writing a commercial app in Java

I developed scientific software for use in my own scientific research. I am considering porting it to another language such as Java, and releasing a closed-source, commercial version of it for sale. ...
84
votes
14answers
8k views

Is it illegal to rewrite every line of an open source project in a slightly different way, and use it in a closed source project?

There is some code which is GPL or LGPL that I am considering using for an iPhone project. If I took that code (JavaScript) and rewrote it in a different language for use on the iPhone would that be ...
11
votes
8answers
1k 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 - ...
9
votes
2answers
7k views

Best existing license for closed-source code

I'm creating a few closed-source applications on my own (no big company behind me) and am wondering exactly how to protect them. At the top of all the source code files I have this pretty basic ...