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Questions tagged [proprietary-code]

For questions about works whose authors retain the ability to control derivates or distribution as given to them by copyright law

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2 votes
1 answer
130 views

When does (A)GPL license come into effect when loading a shared GPL-licensed library and how long does the effect last?

I've a very specific question. I was reading: https://www.gnu.org/licenses/gpl-faq.html#GPLPlugins And wondered about the following. My main program uses a permissive license that is compatible with ...
einloggennervt's user avatar
3 votes
1 answer
121 views

Someone wants to contribute code with a copyright notice. Should I be concerned?

I maintain a parser combinator library called Parjs, licensed under the MIT license. I’ve received a PR that contains a copyright notice by Oracle. I was under the impression that whoever contributes ...
GregRos's user avatar
  • 133
18 votes
1 answer
8k views

How do I release code written for a company to the public?

I'm working on a Unity project for a company and, while doing so, I wrote some code that I think would be cool to have it on the internet, free to use. But I never released something that is owned by ...
Mikele's user avatar
  • 183
2 votes
1 answer
68 views

Does Use of ptrace APIs Require GPL Distribution of Code

I want to use ptrace APIs in proprietary code. If I use them must I license my program as GPL? I could not find exact answer for this. I searched for libraries and applications that use the ptrace ...
c0derX's user avatar
  • 21
3 votes
1 answer
130 views

Can I open-source an API client for a closed-source product?

I want to open source an HTTP Client for a closed source software product. The vendor of this product distributes the binary packages / executables only in forums / repositories which require proper ...
FabianTe's user avatar
  • 133
4 votes
2 answers
274 views

Docker image with proprietary software and GPL library

As a company we have a proprietary software, coded in Java and distributed to our clients in .war packages that they run on their servers. To run, the software requires a program licensed under GPLv2 ...
Maciej Tarnawski's user avatar
2 votes
2 answers
137 views

can a GPL service receive input requests from a proprietary software and provide specific output results?

can a GPL service receive input requests from a proprietary software and provide specific output results? obs.: the gpl service is a local machine daemon that just listens for new files in a folder, ...
VeganEye's user avatar
  • 131
1 vote
1 answer
53 views

Can a UDK 3D interface be used to render the output of all the GPL text dungeon rpg games?

Can a UDK (unreal development kit, unreal engine) 3D interface be used to render the output of all the GPL text dungeon rpg games? So, lets say i implement a 3D AAA interface using UDK5 top quality. ...
VeganEye's user avatar
  • 131
2 votes
0 answers
60 views

Right to modify proprietary software linked to LGPLv2.1-licensed library?

The LGPLv2.1 license states in Section 6: As an exception to the Sections above, you may also combine or link a "work that uses the Library" with the Library to produce a work containing ...
ruben2020's user avatar
  • 2,333
1 vote
1 answer
117 views

Does GPL apply to optional and disabled code and no linking

I am using mostly LGPL or compatible libraries, but there's also a few that are available under GPL & compatible only. I understand that GPL requirements apply to software distribution, in other ...
dtech's user avatar
  • 479
6 votes
2 answers
1k views

Dynamically Linking a Proprietary Module to a GPL-Covered Library (C/C++)

Context Suppose I have two projects called: Foo Bar Goal: The Foo compiles to some sort of dynamic linking library such as a windows .dll and links to project Bar dynamically. And some of the ...
Nasir Hossain's user avatar
3 votes
1 answer
116 views

Can I sever proprietary code from a codebase that was published containing CC BY-SA 4.0 code?

If I copied some code from Stackoverflow early on in the development process, forgot to take it out, and published the finished website containing the code from Stackoverflow, is my website no longer ...
NextNightFlyer's user avatar
2 votes
1 answer
80 views

Commercial aggregate with open container and closed GUI

Is it possible to sell open-source R scripts in Linux containers run with Podman on Windows and control the containers with closed-source graphical user interface (GUI)? The straightforward and openly ...
Imsa's user avatar
  • 31
2 votes
2 answers
99 views

copyrights when learning from licensed code and then applying that knowledge to write your own code

When learning from different sources, some of which license their code, is re-applying those techniques and/or knowledge in my own projects considered copyright infringement
Noureddine Debiane's user avatar
6 votes
2 answers
627 views

Altering of MPL2.0-based code

I have changed MPL-2.0-based code for my needs under the proprietary project and already published these changes as PR in github. But this PR is not in upstream yet (under review, not sure will be ...
ice's user avatar
  • 61
2 votes
2 answers
166 views

Does licensing only apply to distributed code?

Does non-distributed code using licensed code need to be licensed? Example: if a company (or a person) uses open-source code with an ISC license (no sublicensing allowed) for an internal app (or a ...
Santeau's user avatar
  • 123
3 votes
1 answer
445 views

Clarification on Proprietary software and linking LGPL libraries

I have an question about my understanding of Linking Proprietary software to LGPL libraries. Based on my understanding, one can link his/her software to LGPL lib via: Statically: Proprietary & ...
Garid's user avatar
  • 187
4 votes
1 answer
113 views

License GPLv3 scenario for a plugin A for Blender 3D and software B that communicates with plugin A. What is the license for software B?

I would like to create a plugin, let's call it 'A' for Blender 3D and a software let's call it 'B' that communicates with plugin A through the network. I know that Blender 3D has GPL license for the ...
panagiotis's user avatar
1 vote
1 answer
241 views

License compatibility for proprietary software

I'm making a software project that I will make as a proprietary software, which I will make a business model by providing service support to recipients or customers. In making target software, apart ...
Dandi Ditia Saputra's user avatar
3 votes
1 answer
122 views

License to accept contributions without losing the rights on the application

English is not my native language so all the subtleties of licensing law are lost on me. I can't find what I'm looking for. The initial problem: I have created an association and its website which ...
Shäninjah's user avatar
1 vote
1 answer
89 views

Launching an application from another application

I have a GUI program that launches at start-up on a Linux machine. And this GUI can launch other applications like Spotify. I want to put this machine as a car's infotainment system of a vehicle that ...
nostack's user avatar
  • 13
4 votes
0 answers
184 views

Blender addon interface with non-GPL compatible renderer through OpenGL driver using system library exception?

Why I'm making a 3D rendering addon for Blender which is GPL 2/3 code that needs to communicate with non-GPL compatible library that does the rendering. I need some of this communication to be as fast ...
hwlake's user avatar
  • 41
3 votes
1 answer
520 views

Can a program that uses a GPL library be closed source if it is distributed without the GPL library?

Suppose I create software that uses a library licensed under the GPL. If I distribute the software including the library, the software would have to be licensed under the GPL as well. But what if I ...
Flux's user avatar
  • 703
7 votes
1 answer
1k views

PolyForm Noncommercial 1.0.0 license is proprietary software?

I saw an interesting project for self-hosting. Umbrel is licensed under the PolyForm Noncommercial 1.0.0 license. TL;DR — You're free to use, fork, modify, and redestribute Umbrel for personal and ...
Sybil's user avatar
  • 225
2 votes
1 answer
205 views

Can an AGPLv3 licensed application be provided with a proprietary portion?

I have come across a web application project on GitHub that uses AGPLv3 as it's primarily licensed, but a sub-folder of the project is provided under a proprietary license. This contains the code for ...
Dan Brown's user avatar
1 vote
2 answers
449 views

Is there any license which is based off on AGPL, but provides exemptions for the owner to allow others use it under a different license?

I have a set of libraries or framework that has been under development for more than a year by my team. We are finally nearing the completion of a few of these projects and want to release them as ...
John's user avatar
  • 21
2 votes
0 answers
120 views

Does MySQL / MariaDB allow proprietary (i.e. close-sourced) storage engines?

I understand that MySQL (community edition) and MariaDB are under GPL v2 license. Does it mean that it is not allowed to build proprietary database storage engines for them? It is inevitable that one ...
L. Z.'s user avatar
  • 21
-3 votes
1 answer
84 views

Disallowing FOSS code to be used for certain purpose [duplicate]

I want to release my proprietary software as open source but don't want people to use it with the same purpose as I do, for example imagine you have made a video streaming app but you want to be the ...
Emir Geçir's user avatar
3 votes
1 answer
147 views

Can you dual-license your own code, e.g. release a library as strict GPL (not LGPL), but then use that library in your own proprietary program? [duplicate]

As the author of a codebase, I understand that I have the right to decide how to license my code. If I write a library of code and release it under the pure GPL, that means that anyone else using my ...
fdmillion's user avatar
  • 417
2 votes
1 answer
491 views

Using copyleft software (GPL v2) and distribute it with proprietary software

My case: My app is proprietary full-stack server app that will be distributed as closed source. I want to package my app into an VM. The VM have Ubuntu installed which contains Linux (GPL v2 licensed)...
nouvist's user avatar
  • 197
4 votes
1 answer
1k views

Can proprietary-licensed software execute shell commands that are probably GPL licensed?

Can proprietary-licensed software (that will be distributed, alongside with the hardware) use GPL software (distributed from package manager)?. It's basically scientific-measurement-device, that ...
Garid's user avatar
  • 187
1 vote
0 answers
698 views

Why exactly is NirSoft's software not open source? [closed]

Apologies if this type of question isn't allowed here, but I am quite curious about this. If you don't know, NirSoft is some sort of dev that has created a lot of software for use on Windows primarily....
IMSOASIAN's user avatar
11 votes
3 answers
5k views

Can I disregard GPL just because I use autoconf?

I found the following text in licenses to some software I am considering to use: As a special exception to the GNU General Public License, if you # distribute this file as part of a program that ...
scrrr's user avatar
  • 235
13 votes
3 answers
2k views

Can my proprietary app automatically download a GPL-licensed binary?

I'm developing a proprietary app that will mainly use a dynamically linked execute a GPL-licensed FFmpeg binary. I'm wondering if I can design the app in a way that it downloads the binary dependency ...
Darkstep's user avatar
  • 133
1 vote
2 answers
279 views

Using Conda's XZ package for proprietary use

I am currently packaging up my python software. I listed down all the packages that it uses and found out that a package, which is called xz, uses multiple licenses (public domain, LGPLv2.1+, GPLv2+). ...
Zar's user avatar
  • 43
-2 votes
1 answer
175 views

Android to Fully Libre (FOSS)

HI I found that an Android uses the Same Kernal of Linux same of (Linus Torvalds) which contains Non-free blobs (proprietary code) as per my research these blobs can be harmful as Linus Torvalds tells ...
Sabir Saleem's user avatar
0 votes
1 answer
44 views

Including design reference implementations with open source program

I am developing an open-source FPGA project that targets multiple FPGA development boards. The project itself is licensed MIT. On one of the targets, the VGA-to-HDMI encoder chip included on the board ...
Cactus's user avatar
  • 101
3 votes
1 answer
182 views

How do I pick the best suited license for my software?

I own a new software development company, and I developed some software that I want to sell in the future, but for now, I want to give it out free but still want my company accredited in some type of ...
Marcus F's user avatar
  • 133
4 votes
3 answers
1k views

Is it possible to link an LGPL v2.1 software with a proprietary library?

If I understand correctly, the LGPL v2.1 (and the subsequent licenses) allow an user to link a proprietary program to the LGPL licensed library as long as the open source library can be modified and ...
S R Maiti's user avatar
  • 141
1 vote
0 answers
108 views

Does injected CSS code count as derivative work?

There is a GPL web app. I want to make style modifications to it by injecting CSS code. The injected code aims to change some styles, but not all. For example, it will completely change the style of ...
AdamBuilder's user avatar
2 votes
0 answers
77 views

Proprietary app injecting CSS into a remote self-hosted GPL web-app in WebView

I'm building a proprietary application that loads into its WebView a remote, self-hosted GPLv2 licensed web application. I'm sure that loading a resource via WebView will not violate GPL (the web ...
AdamBuilder's user avatar
1 vote
1 answer
1k views

can open source software be proprietary? if so, what examples exist?

quick question, i'm doing research into open source software and i was wondering if open source software be proprietary? if so, what examples exist? what examples exist of source code that is open ...
How To Linux's user avatar
12 votes
1 answer
858 views

Proprietary Software + GPL: A case study with OctaneRender and Blender

Background: I currently stumbled across an interesting case of a combination between a proprietary software and a GPL software, which I am trying to understand: There is the GPL software Blender - a ...
reg.cs's user avatar
  • 297
1 vote
0 answers
50 views

Documented protocol of proprietary software + plugin of GPL software

Please assume the following: There is a GPL software (G), which provides API to write plugins to this software (GP). There is a closed-source / proprietary software (P), which has an openly ...
reg.cs's user avatar
  • 297
0 votes
1 answer
708 views

Do we have to choose the GNU LGPL v2.1 license libraries for our distribution?

Our situation - LGPLv2.1 Libraries = LGPL for whole work? Our distribution Package contains libraries which are licensed GNU LGPLv2.1 jquery.form - dual licensed GNU-LGPL-2.1+ - MIT, * ...
Andreas Becker's user avatar
1 vote
0 answers
48 views

clarify R licenses: machine learning models, developed with R in Azure, possible for commercial use?

i want to estimate machine learning models with R and i need to use it in a production environment, i'll work with Azure Datascience Virtual Machine or Azure Machine Learning. If i use , for ex., ...
martincr's user avatar
1 vote
1 answer
104 views

LGPL and different architectures

I am in the midst of writing software using LGPL libraries, which will be part of an image for a device. Am I obliged to provide object files for different (micro)architectures than the device the ...
jaskij's user avatar
  • 195
1 vote
0 answers
44 views

Can I pack art assets from a leaked source code repository? [duplicate]

I am thinking about porting a commercial PlayStation game which had its entire development leaked. This game is SpongeBob SquarePants: SuperSponge. The source code as well as all its development ...
trussive's user avatar
7 votes
2 answers
2k views

What happens if a company releases third-party confidential code as open source?

This is very similar to this question: What happens if stolen software is published as Open Source? – but it doesn't exactly answer my question. This is also a thought experiment with no real ...
Anya's user avatar
  • 73
10 votes
5 answers
10k views

Choosing the most restrictive open-source license

I am working on a not open source project. As I truly respect the ideas behind the free software movement, I would like to also make my own works open source whenever possible. However, I am not the ...
Eerik Sven Puudist's user avatar