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Questions tagged [licensing]

Licensing refers to applying a license to an area of software. Only use this tag if your question concerns the application of a license to an area of interest. If your question concerns a specific license, use the tag that corresponds to your license. For more general questions, use this tag.

1
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1answer
124 views

How do you copyright/license software based on MIT-licensed open source code?

I am a former developer that codes in my spare time for fun and to maintain some level knowledge in the subject. So I found an interesting proof of concept online. I saw the potential to modify it and ...
2
votes
1answer
85 views

Can I use source code licensed under CC-BY-SA for commercial closed source project?

I want to use some source code under CC-BY-SA for my company's project. That project is commercial and closed source code. I want our project not to have obligation to release the source code. Is this ...
4
votes
1answer
40 views

Is a “permission does not imply endorsement” clause compatible with OSS?

In the past, I licensed most of my photos under CC-BY-SA. One of my photos ended up on a website with political views I strongly abhor. Diligently, they attributed the photo with my name. Exactly ...
1
vote
1answer
93 views

AGPL/LGPL licensed app usage in proprietary software

I have software with proprietary license. For some reasons I need an AGPL library (DLL). So, for including the AGPL licensed application (To manage license terms) I am using the following methods (I ...
2
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1answer
59 views

Buying a license to public domain software (where PD is recognized)?

Are there ever any practical reasons for purchasing an explicit license to "public-domain" software, assuming both the software developer and the user reside in jurisdictions where the public domain ...
-2
votes
1answer
68 views

Is a MySQL commercial license required when selling a PHP-website that is hosted on WAMP?

Do I have to pay a commercial MySQL license to install WAMP with my PHP-script on the localhost of a company, asking monthly fee for it from the company? (The PHP script is a modified version of an ...
8
votes
1answer
124 views

With source code lost, can the binary be released as MIT?

I preserve old software by asking copyright owners (often one author) to release the source code under an Open Source License, GPL or MIT. In many cases the source is gone, but the binaries still ...
5
votes
2answers
80 views

Protection from 'this version or later' in CC BY-SA

I was wondering about the meaning of this term in CC BY-SA 4.0 (and others), with this context: In addition to the conditions in Section 3(a), if You Share Adapted Material You produce, the ...
1
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1answer
51 views

(A)GPLv3 - 'covered work' and 'based on'. is it really viral?

In AGPLv3 and GPLv3, clause 5c says: You may convey a work based on the Program, or the modifications to produce it from the Program [only if you] license the entire work, as a whole, under this ...
3
votes
1answer
102 views

If I translate/port a repository from one programming language to another, do I need to use the license file (Github) from that original project?

If I translate/port a repository from one programming language to another, do I need to use the license file (Github) from that original project? Or can I use my own license file. I intend to use the ...
0
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1answer
42 views

Open Source License that requires commercial users to contribute

I want to start an open source project that will provide ready-to-use business logos for use in mapping products. Part of the challenge here is that logos are trademarked and cannot be used without ...
1
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1answer
47 views

How do I require users to license future submissions on sign-up?

Users will submit content to my website. I want them to license that content under CC BY 4.0 when they do, otherwise they should not submit it. Thus, all user-submitted content will be released under ...
1
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0answers
37 views

Should I put PATENTS file to build folder

There is an editor Draft.js. It's licensed under the BSD-style License. Every file in the source code has a copyright notice. Here is a piece of that notice: * This source code is licensed under the ...
1
vote
0answers
23 views

How do I comply with MIT or Apache licenses while making clear that these licenses only apply to the libraries?

I am making a closed source app for my employer. This app uses libraries under MIT and Apache licenses. How do I comply with these licenses in such a way that it is absolutely clear that these ...
2
votes
1answer
157 views

Do I need to place a second license notice on my own code under the Apache License?

I have a project template that I have published to GitHub which is currently licensed under the Apache 2.0 License (I am the sole author/contributor). I want to use this template in another project ...
0
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0answers
148 views

How to comply with New BSD license if I want to use code partially?

I am planning to open-source a small tool that uses some of the 3rd-party developed functionality. File contains the following licensing information: /* This code is part of the PetaPoco project (...
1
vote
1answer
212 views

License of the Linux kernel user space API headers

The Linux kernel is licensed under the GPLv2. The headers that it exports to user space, however, are not covered by the license. This is documented in the kernel's licensing rules: The User-space ...
1
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1answer
48 views

Clarification on use of GPL open source code

I am a little confused around the restrictions surrounding my use of existing (GPL) open source code. I plan on using open source code (GPL license) to build an application - my plan is to use and ...
4
votes
1answer
45 views

Do you have to specify dual licensing before releasing open source software?

I'm working on an open source project I'd like to release at some point. I am going to license it under the AGPL v3, but I'd like people to have the option to pay for private development which only ...
0
votes
1answer
75 views

Can I use Google's Safe Browsing logo?

I'm using Google's Safe Browsing API. I want to put their logo on the bottom of my input form so that people know I'm using the API. However, I'm not sure if it is legal. On the bottom of the page it ...
5
votes
0answers
42 views

What does “user-visible display” in RPL mean?

I do not quite understand what "user-visible display" in the following sentence in RPL (https://opensource.org/licenses/RPL-1.5) means: d. User-Visible Attribution. You must duplicate any notice ...
1
vote
1answer
86 views

Publishing Java project with LGPL licensed module

I have a Java project made by multiple JARs and one of them is LGPL licensed. I know that this kind of license doesn't propagate through the modules that uses it. But every code modification that I ...
6
votes
1answer
331 views

Can I legally use iText under the AGPL license if my application is only available on a local area network?

I'm considering integrating iText into an internal-use web application. According to the AGPLv3 license, I have most certainly modified "the Program". However, this application cannot be accessed ...
3
votes
0answers
121 views

Recursive license implications for third party FOSS components?

I'll use Qt as an exmaple: If I use Qt for a commercial software, I have to consider the Qt licensing, but at the same time Qt states many own third party components with different FOSS licenses. e.g....
2
votes
2answers
100 views

Is it legal to release an old commercial software as free software?

A group of friends and I are discussing founding a startup where the products would be commercial software. One the most important aspects that in our opinion we should put in any legal agreement is ...
0
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1answer
71 views

Licensing and publicly hosting commercial software, but free for non-profit or personal use

I am developing a commercial PHP software which I will offer for free for non-profit, open source, personal usage and for self training and I want to make it open source but in the same time it is a ...
0
votes
1answer
41 views

Can I use a CC-BY-SA licensed image as part of my online course's cover (commercial use)?

I'm creating online course about coding with the Express JavaScript framework, whose site and logo are licensed under the CC-BY-SA license. Since my course is about Express, I want to use Express's ...
0
votes
1answer
32 views

Using a GPL external executable within a commercial web application

I want to develop an idea for a commercial web application. To provide that service (and get paid for it), I need to use an external executable software somewhere in the process, which is licensed ...
6
votes
1answer
81 views

Creative Commons: Unported vs. Generic vs. International etc

I'm a big user of Creative Common licenses and I often used https://creativecommons.org/choose/ in the past to find the right license to use. However I see now many suffixes for CC Attribution ...
4
votes
1answer
58 views

What parts of license to put on “show w” and “show c” command?

My program came with GNU GPL 3 license and has a COPYING file which has the copy of GNU GPL 3 license inside. I finished my open source program, with all of its documentations. I followed the GPL ...
0
votes
0answers
301 views

Can I use GPL-licensed software in a commercial program?

Can I use GPL-licensed software in a commercial program? I know that the use of source code in a commercial program is forbidden but if I use system call functions for example I make the call a bash ...
2
votes
1answer
89 views

VLC and VLCJ licenses

I'm confused about the licenses GPL and LGPL. I see that VLC is released under LGPL license since sept 2011: https://www.videolan.org/press/lgpl.html. But VLCJ, which is a Java wrapper on top of VLC, ...
4
votes
1answer
93 views

How to deal with copy-left in source-code history prior open-sourcing?

Given the following situation: A software project is released as open-source under a non-invasive license (e.g., BSD 2/3 clause, Apache 2, ...). During the process, the entire Git repository is made ...
0
votes
1answer
435 views

What's the usual procedure when using MIT or BSD-2-Clause licensed source code with something like `<script src="…`, `require(…` or `import …`?

This is not a legal question. It might touch the legal aspects around Open Source licenses but I need general help understanding how they work and what the usual procedure is. Part 1 of my question: ...
0
votes
1answer
87 views

Is a custom license enforcable? [duplicate]

I have written my own license recently which can be found here. If I applied my licence to my work (in the same way I'd apply the MIT license on a GitHub repo for example) would my license be valid ...
-1
votes
1answer
36 views

License considerations with Java 9 deprecations

I'm using the javax.activation package in a project that is deployed as a monolithic jar. The mentioned package is licensed under CDDL 1.0 and up to now part of the Java distribution but is now ...
2
votes
2answers
3k views

In 2018 if I use C++ Qt 5.10.0 to build a closed source application requires open source or commercial license?

I currently have a C# application that I want to convert over to Qt/C++ 5.10.0 but I am having an issue with QT licensing. This application is given away for free, but it has a service that the user ...
3
votes
0answers
43 views

Reproducing all npm package Licenses

I'm about to release a website that uses a lot of open source software. There are likely 30-100 packages, and those probably include more packages. I've made sure none of them are the type of ...
4
votes
1answer
139 views

Moving project from AGPL to Apache v2 / MIT license

The question in a nutshell Hi! Together with a team of brilliant engineers we've been building a software project (http://luna-lang.org) for the last two years and now we want to release everything ...
-4
votes
1answer
40 views

choose between open-source or close source

if hypothetically I have developed special software, and I only want author recognition for it (leaving money aside) can i choose to distribute my creation as open source without other people usurping ...
4
votes
1answer
219 views

LGPL-licensed code reuse in MIT-licensed project

I have an MIT-licensed (in plans, currently it's not published) project. And I've found an implementation of the required algorithm in an LGPL-licensed project. Am I allowed to include that code in my ...
4
votes
1answer
169 views

Guidelines for licensing and attribution for code from an article/blog post

I am following a series of programming articles. In order to understand them better, I type in the code examples and play around with them - sometimes I change the code, sometimes I don't. I also like ...
0
votes
1answer
51 views

How do people hide protection methods for payed for open source software?

I am making some software that will need to play back mp4 videos (a small part of the application). The software has a mechanism built in so that I can unlock features after payment . The mechanism ...
1
vote
0answers
119 views

Would I need an FFMPEG licence?

Would I need an FFMPEG licence for an application that I am building? It plays back mp4 videos but I can’t get my head around the lingo in the licences. I don’t need to edit video or convert anything ...
4
votes
1answer
82 views

Is an icon covered by the same license than the repository it belongs to?

I would like to know if I can reuse an icon that is inside a repository licensed under BSD 3-clause for a project that I release under unlicensed. My understanding is that all files that are in a ...
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votes
1answer
72 views

Do I need a license when I use licensed libraries in my app?

I have an Android app using two libraries (GPLv2 and APLv2). I read that GPLv2 and APLv2 are incompatible. I will show which open source libraries I've used and tell the reader which licenses the ...
2
votes
1answer
200 views

Can I change the copyright license, with this text in the CLA?

If I include this in the Contributor License Agreement (CLA) for an open source project I'm doing: (the following is from Apache's individual CLA) Grant of Copyright License. Subject to the terms ...
6
votes
1answer
216 views

How can a GPLv2 dependency affect licensing of adjacent components that form an aggregate project?

I've read some of the GPL questions on here that seem relevant, but I haven't found an understandable answer for my particular case. I'll note them here for reference. When does a dependency imply a ...
4
votes
2answers
83 views

Do Open Source/Free Software projects require submitters to submit proof of authorization to contribute?

Almost all paid programmers in North America (and probably the whole world?) have signed an agreement with their employer which assigns all inventions, copyright, patents, and intellectual property ...
6
votes
1answer
335 views

What is the purpose of “or (at your option) any later version”? What if I don't want this?

Firstly, what is the exact purpose of the phrase "or (at your option) any later version" that usually accompanies GPL-licensed software? I get that it's supposed to be to allow future freedoms to be ...