Questions about the implementation of software licenses on software, including questions about open-source licenses.

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1answer
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Open-source licenses and modifications

I see in the GPL license FAQ : Does the GPL require that source code of modified versions be posted to the public? (#GPLRequireSourcePostedPublic) The GPL does not require you to release ...
2
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1answer
73 views

What are my rights if software didn't come with a license? [duplicate]

I have downloaded some software which I'm using. I'd like to include it in my project but I don't know if I'm allowed to do so due to the software not having a license. What are my rights? If the ...
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2answers
237 views

It is safe to accept money for open source software that you've written? [closed]

I've written an open source library for iOS, and I've received an email from an overseas developer who wants to pay me for my work so that he doesn't have to attribute in his app. The code is ...
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1answer
81 views

PrePros license MIT but shareware at the same time?

PrePros a compiler for the LESS/CSS languages is licensed under MIT But from version 5.0 it being presented as 'Shareware' which requires payment and activation, although it does not impose any ...
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1answer
111 views

Is there any license which prohibits usage for hiring purposes?

I develop code review tool which analyzes the code and gives it passed grade and output details of code review. I want to prohibit to use this software for recruiting/hiring purposes. I don't want ...
3
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2answers
378 views

Dalvik + Java licensing question

This is a licensing question about the Dalvik and J2SE core libraries. In particular the license governing java.util.concurrent.SynchronousQueue. The license header of the class in the JDK source ...
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1answer
110 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 ...
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1answer
82 views

What license is this source code published under?

Could someone help me determine the license under this source code is published? And what obligations I have if I want to use the code. ...
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2answers
4k views

Need help understanding Visual Studio Community Edition license

Recently Microsoft has released a free version of Visual Studio: Visual Studio Community Edition the license says IF YOU COMPLY WITH THESE LICENSE TERMS, YOU HAVE THE RIGHTS BELOW. ...
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2answers
155 views

Software licensing of free abandonware

I recently found the game that was my first encounter with a computer, a DOS game running in text mode. It was released in 1984 and is available on abandonware sites, but I've started to wonder if I ...
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2answers
41 views

OSS Non-Commericial License

I'm working on a project I want to keep open source on GitHub, but I have a licensing problem. I have searched for hours, but I haven't found a license which disallows commercial use/sale of the ...
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1answer
87 views

Why are Apache 2.0 works excluded from OpenBSD?

From http://www.openbsd.org/policy.html The original Apache license was similar to the Berkeley license, but source code published under version 2 of the Apache license is subject to additional ...
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2answers
956 views

Unicode license

The Unicode Terms of use state that any software that uses their data files (or a modification of it) should carry the Unicode license references. It seems to me that most Unicode libraries have ...
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2answers
129 views

How “viral” is the Affero GPL?

MongoDB is licensed under the AGPL, and interestingly, its licensing page says the following: To make the above practical, we promise that your client application which uses the database is a ...
0
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1answer
72 views

Original GLUT library was open source, but license prevented releasing any changes to it. What could be the rationale behind such license? [closed]

Original GLUT library is open source, even on GitHub, yet the license doesn't allow any changes to be released publicly (but you can change it for use in your own projects, as is often exercised in ...
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2answers
89 views

Do I have to distribute my code if I use GPL based jquery controls in my commercial application

I have been thinking about using 3rd party GPL based jQuery controls in our in-house ASP.NET project. As far as the 3rd party license is concerned, I think I can use any jQuery controls in my ...
0
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1answer
44 views

The usage of server under GNU GPL

I have found an open sourced server that is licensed under GNU GPL. We would like to use that server at our client's hardware as a part of our solution for him (we provide our own software but we need ...
1
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1answer
75 views

When to choose an open source license?

There are many good questions out there about choosing an open source license, reasons to go open source, etc. However I have not seen an answer to this question and I feel like more people could ...
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1answer
65 views

Reassigning Ownership Automatically

Are there any software licenses that automate the reassignment of ownership? For instance, in a usual circumstance, you have a license, and then you make all contributors sign off that by ...
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4answers
1k views

What constitutes a programming language and how does one copyright a programming language?

I've decided to create a programming language of my own, mostly just for fun. However, I got interested in the legal aspect of it all. You can, for example, licence specific programs under specific ...
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1answer
2k views

What exactly does the condition in the MIT license imply?

To quote the license itself: Copyright (C) [year] [copyright holders] Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated ...
4
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3answers
218 views

Forking a dual licensed app: How to license on my end?

I forked a project that was dual licensed under the GPL and a commercial license. Since my code was open source and the GPL being what it is, I started by releasing my app under the GPL. But now I'm ...
9
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2answers
645 views

Must I provide my project source code if I use a library licensed under Apache 2.0?

I have a private (i.e. no chance of sharing the source) and commercial application, now I would like to use a library which is under the Apache 2.0 license. I've read the Apache license and FAQ ...
0
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2answers
114 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. ...
2
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1answer
60 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?
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1answer
66 views

Which license should I choose for binary patches? [closed]

I want to publish my work which consists of patches for program binary. I do not have source code of the program and have no way to get it. Since binary patch does not quite meet definition of source ...
1
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0answers
65 views

Is conversion from C/C++ to Verilog/VHDL for FPGA a derivative work? [duplicate]

Say I have a C/C++ software licensed under GPL that gets converted into hardware design. By this conversion I mean that the exact functionality of the original software is being programmed into an ...
3
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1answer
371 views

How to publish my application as open source software? [closed]

Recently I wrote some (I hope) useful application. I would like to share it with every person on the world, making it open source. I would like to publish the source code as well as binary files (both ...
2
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2answers
168 views

Can software with a restrictive open source license (GPL,AGPL) be used as part of a tool chain in a commercial software package? [duplicate]

If we use a nice library like TetGen, generate a simple application-wrapper that simplifies our needs and publish it as open source, can we use it inside some Pipe/Chain of applications used in our ...
4
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4answers
271 views

Do I have to make source code open, if I use GPLv2 licensed software to derive data

I'm working on a calendar project, on my own. In this project I've to use Swiss Ephemeris. It is licensed under GPLv2 and commercial. With commercial version of license, developers entitled to ...
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1answer
119 views

Linux or Kernel [closed]

Question: when people use linux kernel, they have to distribute the kernel source code also? Is it mandatory, if yes, in which scenario or any link which states the same. If i develop application on ...
4
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1answer
133 views

Is licensing an issue for Git Submodules?

For example: an MIT-licensed project wishes to simplify the build process for its users by including part of the GNU toolchain (which is of course GPL) as a Submodule. Could that be interpreted as ...
2
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1answer
64 views

Removal or footer text in an open source

We know that open source software can be used for commercial and non-commercial purposes. Some open source sofware (e.g. some CRM software) places a footer at the end of the page such as "Powered by ...
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6answers
3k views

I made an HTML5/Javascript game. Do I have to license it?

So I created an HTML5/Javascript online game. I host it on my website for anyone to play for free. I am still currently working on it. Do I need to license my game? And if so, what license do you ...
2
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2answers
129 views

Software license without modify

I have my own company, and I would like to release our customer management system as open source so everybody can see what we do. But it is very important to me that I don't want anyone else to use ...
90
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6answers
5k views

Ship of Theseus applied to GPL - Can I relicense my program if I replace all of the derivative parts?

I translated a GPLv2 C program to Python, but found it was hard to extend as designed and rewrote significant portions of it. The program is now structurally completely different, but there are ...
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1answer
56 views

Java Licenses, GPL, GNU Questions

I would like to ask a few questions about software licenses, with regards to a (Java) program I am making. I am very very new to licenses, so please bear with me. 1. If I produce a Java program using ...
89
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14answers
10k 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 ...
0
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1answer
39 views

License Type of Software with Free Functionality and Trial Additional Functionality

I'm developing open source software for about ten years. Now I rebuild my main product into a professional version. I think for it as a successor of the freeware version which is more or less legacy ...
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4answers
715 views

Automatic generate code: “derived work”?

For example, I've GPL software. I'm the author of this GPL software. This GPL software has, between its code, Doxygen comments. These Doxygen comments are written to generate a CC-BY-SA html page, in ...
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2answers
54 views

GPL - No version mentioned [closed]

This software is allowed to use under GPL or you need to obtain Commercial License to use it in non-GPL project. The above is mentioned on an open source project. It does not mention GPLv3 or ...
7
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3answers
548 views

Why do I have to keep my open source software license in the root?

Nearly all open source software licenses require (or at least lawyers generally suggest they require) users to include the full license in the root of the project that they are protecting. One lawyer ...
3
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2answers
88 views

Do I have to include the license text when I GPL a web page?

I want to GPL some standalone web pages containing my Javascript/D3.js source code. How to use GNU licenses for your own software says that to distribute source code under the GPL, I should "include ...
4
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3answers
3k views

How to include an apache library with my opensource code?

I have this open source code with MIT license that uses an Apache 2.0 licensed library. I want to include this in my project, so it can be built right away. In the point 4 of that license explains ...
0
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1answer
82 views

Android: Is root absolutely required to re-link libs in Play Store APKs?

This question pertains to the re-link clause of the LGPL specifically on the Play Store. There's lots of unclear information about this topic. Assuming there's an application on the Play Store that ...
2
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1answer
95 views

Fork a subset of a repo - licensing and etiquette

I'm a contributor to a large open source project. I have made heavy changes to a submodule of that project to support more functionality, but at this point further improvements will be outside the ...
0
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1answer
82 views

Components having GPL and MIT/BSD license but released under MIT license

If a component “A” is under MIT License ,but it contains some GPL files, according to GPL the whole code should be GPL. But the component is released under MIT. Is it possible? If yes/no, on what ...
18
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5answers
2k views

“Open-source” licenses that explicitly prohibit military applications

I am a researcher, and in my research I do a lot of programming. I am a big fan of the open-source concept - especially in research, where transparency and reproducibility is already a big part of the ...
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2answers
235 views

Is my understanding of the license for JQuery.xmleditor correct?

Please correct me if I'm wrong, but I recently found myself in a pretty confusing situation and now I am unsure how to continue. I found the jQuery.xmleditor plugin from the UNC libraries and thought ...
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1answer
95 views

How to responsibly handle license mistakes?

Say I push to a public repository an original file that I cover under a specific license. I later (or even immediately) find out that this license is incompatible with other licenses in the project. ...