Linked Questions

16 votes
5 answers
2k views

How do I require commercial users of the output of my software to give attribution?

I've got some code which produces some output files, this project is open source under GPLv3. I've also got some people reaching out to me and asking if they can use the output files (they don't care ...
beyarkay's user avatar
  • 303
8 votes
3 answers
7k views

Is there a license that prevents someone from copying the entirety of the source code and claiming it as their own or using it with ill intent?

I'm planning to make an open-source game engine/editor called the NWR Project https://github.com/NotWhiteRice/the-NWR-Project I don't care if people copy the visuals, menus, etc., but I don't want ...
Tristan Sunico's user avatar
1 vote
3 answers
300 views

Using Tailwind CSS in website

let's say I am using Tailwind CSS (licensed under MIT) in my website by using the npm package "tailwindcss" which on build creates a css file. According to MIT - "The above copyright ...
hdtk's user avatar
  • 225
-3 votes
3 answers
143 views

How web design programs let users edit HTML elements and gives CSS? Do they have a permission(license) for that?

How web design programs let users edit HTML elements and gives CSS? Do they have a permission(license) for that? The question is about HTML5 and CSS licensing. I know we can use them in our websites ...
mrbiyik's user avatar
15 votes
2 answers
2k views

Does "the GPL doesn't cover the output of a program" also apply if the output is source code?

As it is well known (see for example this question or this one), the GPL licenses do not cover the output of a GPL-licensed program. So, I could for example generate some pictures with a GPL-licensed ...
sebrockm's user avatar
  • 253
8 votes
2 answers
627 views

Licensing user-generated content

I am developing a software that is licensed AGPLv3. It's a simple tool that takes a user-provided string and generates an image based on it. What license is the generated image under? Can I choose the ...
snazzybouche's user avatar
6 votes
2 answers
761 views

What should be taken into account when licensing software that generate video?

For the context, I am involved in Manim Community which develop Manim (originally published by Grant Sanderson), a Python library for creating explanatory math videos. Users of the library write ...
osolmaz's user avatar
  • 163
4 votes
2 answers
356 views

Using a GPL 3.0 parser generator for an MIT licensed program

If I used a GPL 3.0 licensed program like jacc to generate a parser generator which I incorporate into an MIT licensed program, do I have to release my program as GPL? Note that the grammar ...
BeeOnRope's user avatar
  • 161
4 votes
2 answers
3k views

Using output of a CC BY-NC AI algorithm in a commercial product?

If I use nvidia's stylegan, which is CC BY-NC, to generate images that then will be part of a dataset used as input of my own ML algorithm, do I infringe the stylegan license if I make a remuneration ...
xavier.seignard's user avatar
2 votes
2 answers
429 views

Can the developer of GPL software assert copyright/usage claims over assets generated with that software?

Given that I create a 3d model of a tree using a GPL plugin in GPL 3D software (Blender). The addon generates this 3d tree model from scratch, using an algorithm. No other external assets are used. ...
Herbert123's user avatar
10 votes
1 answer
2k views

Author rights on software when using an online IDE

There are a number of open integrated development environments which offer developer to make and compile software, such as the replit.com platform. Will the author of the code have full rights on the ...
user29156's user avatar
  • 103
6 votes
1 answer
1k views

Does distributing GPL software along with binary image force the binary image to be GPL too?

So: A hardware device has closed-source firmware running inside it (not based on any open-source code). Computer software to update the hardware's firmware exists, with a GPLv3 license. It takes a ...
endolith's user avatar
  • 160
6 votes
1 answer
3k views

Using Qt Designer to create UI design for closed source application

Am I allowed to create a closed-source application using the LGPL licensing scheme for Qt if I use Qt Designer to generate its user interface? I originally thought this was possible until I saw this ...
FriendFX's user avatar
  • 171
4 votes
1 answer
1k views

GPL v3 code used to train some AI model: can I make any use of this model, or does it have to abide by GPL v3?

Assume some GPL v3 code used to train some AI model (e.g. trained a language model with LLaMA). Can I make any use of this model (e.g., use it in a closed-source program), or does it have to abide by ...
Franck Dernoncourt's user avatar
4 votes
1 answer
87 views

If a CC BY-SA V4.0 dictionary is used to look up meanings of words, is the resulting translation a derivative work?

This is a follow-up question to my previous one. I'm considering writing a manual translation software, where the end user will be writing the entire translation themselves, but the software could ...
Kryomaani's user avatar
  • 163
4 votes
1 answer
397 views

Does using libraries under LGPL in my product limit my choice on how to license it?

I am developing a product that links to a number of LGPL (or compatible) licensed libraries. The product itself is a creator tool for intellectual property work of its users. The LGPL libraries are ...
dtech's user avatar
  • 479
3 votes
1 answer
91 views

File format convertor for open source and proprietary file formats

I want to build an application that will enable a user to convert files from any one of three formats, into any of those three formats. In order words, there are three formats: aaa, bbb and ccc My ...
Isometric's user avatar
  • 133
3 votes
1 answer
123 views

If my GPLv3 program produces a useful CSV file, can closed source code use that file? [duplicate]

I have a project that gathers information from the internet and transforms it into a useful format, which I then make public as a CSV file. That project is licensed under GNU GPLv3. I recently had ...
beyarkay's user avatar
  • 303
3 votes
1 answer
68 views

If an organization pays me for a report that shows performance results of executed MIT/Apache 2.0 code, do I have to include the respective licenses?

I got a awarded a contract for a report of the performance of some new software. The software is a result of two merged open-source codebases (I merged them) and some logic on top of it (including a ...
ScruffyFluffy's user avatar
3 votes
1 answer
540 views

Under what license may I take and use screenshots of LibreOffice?

Recently, I have been considering making some screenshots of LibreOffice's applications and putting them on my blog (just as graphical examples for the text). But then, I started to think about what ...
Silv's user avatar
  • 231
3 votes
1 answer
265 views

Open Data License - connect with GPL

I am planning to release a videogame with a map based on the real map of a city (or part thereof) based on the Open Street Map. It would also include Open Street Map in the game, almost certainly ...
Niteraleph's user avatar
3 votes
1 answer
3k views

Using iText library with AGPL license to make application open sourced

I am working on a project to generate a 508 compliant annual PDF Publication from our database using iText 7 java library. This library works great for accessible PDFs. We are in the process of ...
comwiz756's user avatar
2 votes
1 answer
85 views

GNU license for "Open Metronome" - what license applies to beats generated with it?

If i am using the GNU-licensed software "Open Metronome" (https://sourceforge.net/projects/openmetronome/) to create the basic rhythm of my own music, I am wondering if I can freely ...
Cori's user avatar
  • 21
2 votes
1 answer
62 views

Is it free to use Node.js with addon?

OS: Windows I want to build an app for commercial usage which needs to call a library written in C. The only way (as far as I know) is writing a Node.js addon which needs Visual Studio Tools to build ...
mingpepe's user avatar
  • 123
2 votes
1 answer
888 views

Am I allowed to use QtCreator while working for a company, if I'm using LGPL?

On Qt Modules and Tools for Designers and Developers if I choose LGPL then under Development Tools I see QtCreator is disabled. And LGPL v3: With LGPLv3 license option you can use the essential ...
KcFnMi's user avatar
  • 175
2 votes
1 answer
141 views

How would people be able to credit my open source software that generates HTML?

I am working on an open source project with an MIT license. The project takes markdown and parses it into HTML pages. (I know it's been done before but I was bored) And I'm a little confused on how ...
Breadcrumb's user avatar
2 votes
1 answer
139 views

Licensing for a physical product developed from MIT code

I have a developed a Book using outputs from parts of code from a MIT licence repository. Where would I show or put the copyright licence? On the product? Or create a website? Or because it is not ...
KingLazzarus's user avatar
2 votes
1 answer
109 views

How to use non LGPL resources inside a library that contains LGPL codes?

I have found a library that contains Arphic (1999) Public Licensed (says the author) image resources, generated by converting a Arphic (1999) Public Licensed Font into SVG and modifying the SVG code ...
user23139's user avatar
  • 123
2 votes
1 answer
194 views

Open Source licences applications in R, RShiny and OpenCPU data outputs

So, first of all I do not want to sell any scripts or commercial applications that use R scrips or libraries. The Open Source is there for a reason and it should remain as it is. I would like to ...
Virgil Ion's user avatar
2 votes
1 answer
72 views

Code workflow is licensed Apache 2, but the data generated is BY-NC-SA. Can I recreate the data and commercialize it?

There is a website that offers both a codebase to process some arbitrary public data (as Apache 2.0), but licensed the output data of the workflow as BY-NC-SA 4.0 (at least the processed data on the ...
DrTchocky's user avatar
  • 121
2 votes
1 answer
581 views

Is it a GPL license violation to bundle a GPL'd Python script with a closed-source application?

I have a closed-source C++ application that includes an embedded CPython interpreter. It ships with a directory full of example Python scripts that I wrote, which perform useful actions within the ...
Jeremy Friesner's user avatar
1 vote
1 answer
125 views

Writing a book using LaTeX Project Public License

I am currently writing a book using this Latex Template https://www.overleaf.com/latex/templates/nice-arabic-book-template/qttfgxhqbwkc licensed under The LaTeX Project Public License. Can I print and ...
AHMED KRS's user avatar
1 vote
1 answer
560 views

Using partially open source program/s and non open source programs, together in a project to be commercial?

In my case I'd like to use an open-source music program to make some music for an android app. When I later want to publish this app on the app store, this does mean I cannot use a normal copyright ...
alfredo-fredo's user avatar
0 votes
1 answer
85 views

On Mac OS X, if a resource is created or edited with the GPL-licensed Rezilla utility, is the resource a derivative work of the Rezilla software?

On the Mac OS X platform, there is an open source resource editor utility called Rezilla. For those that are unfamiliar, a lot of the Rezilla utility’s functionality is similar to that of the ResEdit ...
Richard's user avatar
  • 29
0 votes
1 answer
167 views

How do you legally get data out of a GPL or AGPL program?

After talking to a lot of people, they seem to give the impression that once the data goes into a GPL licensed program, it can only be extracted from that program by GPL licensed software. I am told ...
Scott M. Stolz's user avatar
0 votes
1 answer
195 views

CC-BY-SA 3.0 and (A)GPLv3

I'd like to ask a more general question and then I'd like to ask a more detailed one based on my specific case. Suppose that I'm writing a software I'm planning to release under the terms of the ...
LuxGiammi's user avatar
  • 103
-2 votes
1 answer
3k views

Can you use code on GitHub for commercial purposes?

so I want to use the code in GitHub to help with my project, I don't sell the code or others I only need the output for my project. in the readme file, the project is built upon A, and B (other GitHub ...
kiyandark's user avatar
6 votes
0 answers
985 views

Are weights of a neural network derivative work of the GPL-3 training framework?

I could not really find a satisfying answer here yet, this question touches it but kind of reversed. For example the training framework for Yolo v7 is used to train a neural network using the config (...
sofa28's user avatar
  • 61
2 votes
0 answers
66 views

License Comptatibility with GSuite?

Are websites made with Google Sites compatible with GPL 3.0? A prospective user can create a web site with Google Sites using the web editor, but the HTML output, which may be interprited as the ...
user avatar
1 vote
0 answers
52 views

Do i need a license, for parsing a command/program that is not written by myself? [duplicate]

// Example in c++: string cmd1 = "sudo dmidecode"; string cmd2 = "sudo nethogs -t -s -a -d 1"; string cmd3 = "sudo intel_gpu_top -J"; FILE *pipe = popen(cmd1.c_str(), &...
Mint_Fresch's user avatar
1 vote
0 answers
486 views

FFmpeg & AAC licenses & patents

I checked every AAC- and FFmpeg-related question on the entire StackExchange and it's not yet clear to me. In my project, I provide some audio-only content, encoded in AAC, to the end users. Some ...
Peter Samokhin's user avatar
1 vote
0 answers
119 views

Are works created using GPLv2 licensed code considered derivative of the code? [duplicate]

Consider that I write some code which generates 3D models, and release it using the GPLv2 license. Someone else then sees value in my code but wishes to change it and so they modify it to their ...
ajax2112's user avatar
  • 111
1 vote
0 answers
30 views

In what cases do open source licenses conditions apply? [duplicate]

Apache v2, MIL, GNU, and many others. They all have certain conditions you have to follow. But in what cases? What if I want to use Apache v2 (for example) software that generates... let's say images. ...
SugarIsNotHealthy's user avatar
1 vote
0 answers
58 views

Using data generated by an open-source GPLv3.0 software [duplicate]

I'm looking to build a web app that allows users to upload and share JSON data. The JSON data generated and exported by an open-source app licensed under GPLv3.0. Before I begin building, I want to ...
Jonathan Cox's user avatar
1 vote
0 answers
206 views

Developping a Qt game engine under GPL-3 license: can I force users to pay a fee if they want to commercialize their games (software output)?

I'm using Qt Open source so I have my software under GPL-3 license. I would like the engine to be free for users that are not using their output games for commercial use. For commercial use, I would ...
Nat's user avatar
  • 27
0 votes
0 answers
58 views

Is an output of a program (almost) always not bound to its generator's license? [duplicate]

As far as I understand, it is well accepted that, for programs that are licensed under the GPL, the output of a program does not necessarily have to follow the GPL. This is confirmed by the "...
Solens's user avatar
  • 1
0 votes
0 answers
23 views

Can I use GPL v3 licensed software to create my commercial product? [duplicate]

Note that I am not modifying or redistributing the GPL3 licensed software, nor am I selling it. I am merely using it to create a different product, which contains the output of the software for ...
Klangen's user avatar
  • 109