Questions tagged [derivative-works]

For questions about works that derive their core from another open work.

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4
votes
1answer
26 views

Can I Commit LGPL3 Derivative Work To An Apache 2 Licensed Project?

I am using a helpful project that is licensed under the LGPL3. I have taken some of the useful code out of it and refactored it into a wrapper class and would like to add it to an upstream project. ...
1
vote
0answers
59 views

Linking to libtorch/CUDA from a GPL program

I have modified a GPLv3 program to link to libtorch (part of PyTorch). PyTorch is licensed under the BSD-3 clause license. I would like to convey my changes to the original GPLv3 program and the ...
3
votes
1answer
53 views

Modifying software with Apache 2.0 License

I have a library I wanted to use: https://github.com/yodle/docker-registry-client Unfortunately, it's dead (Last PR merged in 2017), and there are bugs that I need to be fixed. There's maybe 2-3 ...
-1
votes
2answers
59 views

Is it legal to modify Open-sourced Java JDK?

I'm planning on making an open-sourced Chinese version of Java by modifying the open-sourced Java JDK, like how the Easy Programming Language (aka. 易语言) did with Visual Basic. Is this legal?
6
votes
2answers
149 views

Is ripping off an open source library okay?

I don't know if I'm over-reacting but a while ago, I'm using a library https://github.com/sudeepag/SAConfettiView and I saw an open ticket https://github.com/sudeepag/SAConfettiView/issues/57 and it ...
5
votes
2answers
246 views

If I use a public API endpoint that has its source code licensed under AGPL in my app, do I need to disclose my source?

If there's a public API server that has it's source code licensed with AGPL, and if I make an app that uses these public endpoints in some part of it, (entire application doesn't necessarily depend on ...
2
votes
1answer
47 views

Is there a license that requires derivative works to be published using my project's name?

Like many software developers, I am seeing my open source projects as showcases of my abilities and style of work. I want to license them in a way that prevents others from publishing derivative works ...
4
votes
1answer
57 views

Distributing BSD-3 code under the Apache license v2 only

Alice and Bob write a piece of source code (call it Source1) and publish it under the BSD 3-clause license. Later, Bob and Charlie are working on a software project, licensed under AL2 (Apache License ...
2
votes
2answers
249 views

How can I correctly apply the Apache 2.0 licence to contributed code from an existing repository?

Given a repository github.com/x in github that is licenced with Apache 2.0. On their source files they have Copyright [2019] [Evil Corp] Licensed under the Apache License, Version 2.0 (the "License")...
2
votes
1answer
81 views

What is the license of code found in ObservableHQ?

What is the license of code found in ObservableHQ, for example this one? I really tried reading The Observable Terms of Service but I couldn't get a conclusive answer by myself. The following ...
2
votes
1answer
33 views

What counts as a “user” for the purpose of the AGPL?

If someone modifies a program licensed with the AGPL, the modified program is required to give user's its source code if it interacts with them over a network. My question is what constitutes a "user" ...
1
vote
5answers
205 views

Who is the copyright holder when GPLv2 project API is used?

I've read a lot of articles and still can't find the answer to the following question. There is a project that uses GNU General Public License version 2 license, developed by CompanyX. We (...
2
votes
2answers
128 views

Selling GPL derived source code

I modified a GPL opensource project and distributed the binary free of charge on Google Play. I'm planning to release source code per request via email only. My question is if someone ask for the ...
2
votes
1answer
34 views

Can I have a different license on a product that executes an open source scripting language

I am developing some software very similar to openvas - http://www.openvas.org/ most components of this software are release under the GNU GPL license. To be clear my software will not be directly ...
5
votes
1answer
113 views

Does using an AGPLv3-licensed library prevent me from dual-licensing my own source code?

I wrote some software (a simple command-line utility) and released the source code under the following zlib-style open source license: Permission is granted to anyone to use this software for any ...
0
votes
1answer
46 views

Can one get all copyrights on derivative software if one add enough new code?

According to german law, can one get all copyrights on software derivative if one added enough new code? if yes, how is the "percentage of new code" measured? if yes, are there such paragraphs in ...
3
votes
1answer
108 views

Using CC BY-SA music in a podcast

We've just started a podcast and we're not sure which license we will give it. Might be CC or public domain, for now we keep it to the default (all rights reserved). The podcast is about 20 minutes ...
1
vote
2answers
158 views

Is License Zero compatible with other open source licenses like GNU, MIT or BSD licenses for example?

I am currently developing a small open source project and would like to make sure I got the licensing right. I am pretty new to the open source model. I have benefited from it on a personal level for ...
2
votes
1answer
100 views

Force derivative works to be public

Is there a known license where all derivative works must be made public? Consider this: I give copyleft code to team X. Team X improves code and only shares/uses it internally. This situation is ...
2
votes
1answer
58 views

What are my license options for releasing code I derived from code that was released under LGPL v2.1?

If I take some code that was released under LGPL v2.1 and make modifications to it, what are my options for releasing that derived work again as open source? I guess, one option would obviously be to ...
0
votes
1answer
78 views

Can you change GPLv2 licensed software, but keep your new source closed?

If I were to make deep modifications to the Linux kernel, virtually make a 'new' kernel in a way, for my project, which is building my own operating system, (yes, I know, a lot of work, but hey, I'm ...
0
votes
1answer
31 views

Will I be in trouble if I alter or innovate a work that is under CC Non-Commercial, and use it to my project?

I am a Blender animator, and I have found a lot of designs at thingiverse.com and I want to use them for my project. But I found out that the designs that I've downloaded are under Creative Commons - ...
5
votes
1answer
224 views

Re-implementing MIT licensed software in another language

I have re-implemented a library in Golang which was originally in Python. The original Python library carries an MIT license, which gives me "without limitation the rights to use, copy, modify, merge,...
0
votes
1answer
35 views

How to control content changes under a CC BY-SA

I am writing a fiction whose goal is to bring the reader to examine her/his political beliefs in the light of various political implications and then to arrive, on her/his own, at possibly different ...
1
vote
1answer
944 views

Is there a license for legally sharing photos of copyrighted content?

If I took photos of some copyrighted video game cases and then shared them, I assume it would fall into fair use even though I took the photos, correct me if I am wrong. Is there a suitable license ...
1
vote
1answer
429 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 ...
7
votes
1answer
105 views

DCMA Takedown Notice received for distributing software licensed under Apache 2.0

A browser plugin was removed from one of the app stores last year as it had stopped working, and the author was no longer maintaining it in favor of their standalone desktop apps. I preferred using ...
1
vote
0answers
51 views

What is Proper Attribution for Non-code Resources (Academic papers, etc) in OSS?

What is considered the proper way to attribute or acknowledge non-code non-software resources from which part of a piece of software could be considered to be derived (when intending to release the ...
2
votes
1answer
429 views

Can derivatives of CC BY-SA works be licensed under CC BY-NC-SA?

Does the CC BY-SA license prevent additional restrictions being placed on derivatives? I'm wondering, if I release a work under BY-SA, can someone else create a derivative and license it under BY-NC-...
7
votes
4answers
2k views

What is derivative work? What is “build upon”?

I have been reading up on Open Source licensing, but there is this one term that I think needs clarification: when is work derivative? If I have an image viewer that accepts a ZIP file and I ...
1
vote
1answer
403 views

Is it still necessary to attribute MIT code if it has been modified?

If I take MIT licensed code, modify it, then use the modified code, is it still neccesary to attribute it to the original author? Does this change if the project using the modified code is licensed ...
20
votes
1answer
2k views

Is re-encoding an audio or video file permitted under CC-BY-ND?

I have a .mp3 file licensed under CC-BY-ND 4.0 and I want to reencode it (without changing the content within) in the Ogg Vorbis format for sharing, but I do not want to violate the CC license.
8
votes
1answer
82 views

Attribution for a “2nd generation” derivative work

How do you deal with attribution of a work that is derived from a work that is itself derived from an original work protected under CC BY-SA? And while we're at it, let's push it further: Let's call ...
4
votes
1answer
130 views

Under AGPLv3+ do I need to provide the source for secondary applications?

I am working on a central application (AGPL3+) that will control and/or provide access to multiple secondary applications, mostly on other servers. It is trivial for me to provide the source for the ...
0
votes
1answer
48 views

GNU GPL license for my camera Linux driver

My company manufactured a MIPI CSI2 camera and I have developed a camera driver for that camera. The driver is based on the NXP camera driver. I have changed all the function names and variable names ...
3
votes
1answer
66 views

Is analysis a derivative work?

Let's say I have an open source image. I create a larger image by pasting it together with a load of other images that I own. Now I use a computer program to calculate a number, which represents the ...
7
votes
1answer
125 views

Is code generated from an interface definition file a derivative work?

Is stub code generated from an IDL file or a protobuf definition file a derivative work? This has come up recently in a developer discussion between several partner companies. Background: We use a ...
1
vote
1answer
419 views

learning from GPL infects code

Does learning some advanced, non-trivial coding technique from exiting GPL code (or code with viral license in general) turn my own work into a derivative work? Are there any widely accepted ...
5
votes
1answer
257 views

How should I mark a source file with GPLv2 as a derivative work?

I want to include a file with GPLv2 license in my project (which is also GPL, so there are no worries there). The file starts with a copyright line, and the license information. I'll be making ...
2
votes
1answer
55 views

Clarification for a permissive licensing of a derivative work by example

The situation is the following: I am working on a binding project (using a library/framework built on Swift and binding for Xamarin/C#) which includes some sample apps/programs adopted from Swift to ...
3
votes
1answer
80 views

Can I change a LPPL licensed LaTeX file (template) license?

I got this .tex file. I need to edit it so it becomes my thesis. According to the LPPL license, I need to change its name, and state from what name I am renaming. But what do I do about this part? %...
4
votes
2answers
169 views

What stops anyone from taking a derivative of a derivative of a GPLv2-licensed work closed-source?

What prevents the following situation? Alice writes Alice's Great Open-Source Program and releases it under the GPL. Bob creates the derivative work Bob's Great Open-Source Program With Racing ...
2
votes
1answer
112 views

CC BY-SA – Do I need to open source my app if I don’t really distribute it?

I started developing a commercial web application that uses spaCy – a MIT-licensed library for natural language processing. In order to use this library, one needs to initialize a processing pipeline ...
2
votes
1answer
108 views

Are Amx Mod X plugins under GPL v3 license?

The Amx Mod X is: AMX Mod X is a versatile Half-Life metamod plugin which is targetted toward server administration. It has a wide array of scripting capabilities so people can write "plugins", ...
4
votes
1answer
264 views

Using code from research paper under different license

There is a research paper with a couple of related numerical algorithms I would like to use as part of an open-source project of mine. The paper itself includes plenty of pseudo-code-snippets, but the ...
6
votes
1answer
281 views

GPL v2 and proprietary extensions

I am trying to understand when do the GPLv2 spreads from a program to its extensions and vice versa. Everything I've read seems to say that if you use a module (shared library or any other "tightly ...
8
votes
3answers
3k views

Linking from LGPL 2.1 software to Apache 2.0 library

The FSF claims that GPL v2 is incompatible with Apache 2.0 and that linking to a library generally creates a derivative work of this library. However, the linking exception of the LGPL allows ...
-3
votes
1answer
53 views

Is it possible to use x11vnc in proprietary software?

Are there any problems with using X11Vnc in my proprietary software stack? I am very new to this licensing stuff.
3
votes
2answers
131 views

Web service licensed under AGPL - distribution

Our application currently has a licence which is not compatible with AGPL. We need to use a library licensed under AGPL (currently the best one for the job and the client would like us to use it). We ...
5
votes
1answer
5k views

How to use MIT license in a project?

Let's say i used a MIT program as a base for a new project, and modified about 50% of the program files. How should i specify that the program is a derivative work? Do i need to keep track of every ...