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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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 ...
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2 votes
0 answers
43 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 ...
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-3 votes
1 answer
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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 ...
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0 votes
0 answers
29 views

What is a good permissive license for the public domain but restrictive for proprietary corporations? [duplicate]

I want my source to be free as in freedom to the public but restrictive for proprietary corporations, I do remember there being one but I have forgotten it.
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3 votes
1 answer
83 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 ...
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2 votes
1 answer
73 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)...
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3 votes
1 answer
94 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 ...
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1 vote
0 answers
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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....
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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 ...
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12 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 ...
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1 vote
2 answers
113 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+). ...
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0 answers
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Is a reimplementation of math or logic found in an existing BSL codebase a license violation? [duplicate]

A related question has been asked regarding the MIT license, but I would like clarification regarding the Business Source License(BSL). Would re-implementing the logic/math found in a BSL codebase ...
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-2 votes
1 answer
74 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 ...
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0 votes
1 answer
39 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 ...
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3 votes
1 answer
91 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 ...
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2 votes
2 answers
202 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 ...
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1 vote
0 answers
52 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 ...
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2 votes
0 answers
56 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 ...
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0 votes
1 answer
95 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 ...
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12 votes
1 answer
697 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 ...
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1 vote
0 answers
35 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 ...
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0 votes
1 answer
282 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, * ...
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1 vote
0 answers
23 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., ...
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1 vote
1 answer
60 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 ...
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1 vote
0 answers
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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 ...
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7 votes
3 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 ...
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8 votes
5 answers
4k 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 ...
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3 votes
2 answers
216 views

Can Non GPL software use GPL code in virtual machine or interpreter

I hope this is the right place to ask these questions. If not please help me find a place so I can safely ask these questions without simply getting a off-topic label. I will describe two situations: ...
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3 votes
2 answers
531 views

How do you sell a hardware product that uses the linux kernel?

I would like to create a Linux based OS for a VR headset that I'm developing. From what I understand, the Linux kernel uses the GPL-2 license which allows for commercial use but it also requires you ...
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2 votes
1 answer
46 views

Free App and non free Pro app source code licensing model

I'm going to build an Android app under some open source license but I want to use this same app as a basis for a proprietary software in the future. So I will have two softwares: My Software My ...
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3 votes
1 answer
191 views

Understanding GPL & LGPL: Free Software with zero-cost, proprietary libraries

Background: This question is derived from a previous question. I am writing a Blender add-on which enables the use of Blender with a piece of hardware (i.e., a lightfield display). Blender and the ...
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1 vote
3 answers
186 views

Understanding GPL: Blender Add-on + System Library

Basic Information I am writing a Blender add-on which enables the use of Blender with a piece of hardware (i.e., a lightfield display). Blender and the use of the specific Python API, which is ...
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2 votes
1 answer
227 views

Is it possible to license that header file to LGPL but implementation to proprietary license

Suppose someone is writing a proprietary software that uses a shared or dynamic library that is licensed under the GNU LGPL license. If he wants to change the LGPL library code, he make some functions ...
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3 votes
1 answer
71 views

Can I use the "pro" features found in open source code if it's GPL 2?

I am looking at including a library from Github on my next project that has different tiers. It claims that the lowest free tier is licensed under GPL 2, however to use advanced functions you need to ...
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2 votes
2 answers
114 views

What is a good license model for a game that I want to both sell and show publicly?

I'm currently developing a game. I want to publish its code online (i.e. GitLab, GitHub, etc.) in order for people to review it, learn and get ideas from it. But I also want to be able to sell it at a ...
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1 vote
2 answers
404 views

Can my paid WordPress plugin have a proprietary license?

WordPress is licensed under (GPLv2 or later). WordPress states that all plugins hosted under the WordPress Plugin Directory must be licensed under GPL. We have a Free version of our plugin that is ...
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1 vote
1 answer
145 views

Linking GPL software with "indirection library" with both GPL-compatible and proprietary backends, in constrast with wrapper library

I'm about to publish a GPL3 piece of software I wrote. That software uses OpenCL, and in its normal use one typically links the software against the Khronos OpenCL ICD. The ICD lets the user then ...
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4 votes
1 answer
414 views

What kind of license is Redis' RSAL (Redis Source Available License)?

The name would suggest it's not FOSS, but source available, which is a pretty low bar. But when I read about it, they seem to suggest that it's really only source available for specific use cases ...
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5 votes
3 answers
756 views

Do major electronic voting systems use closed-source software?

I have heard that some, if not all, widely used electronic voting systems (e.g., Diebold, Sequioa, Dominion) use closed-source software. If so, how can the public be sure that a closed system isn't ...
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2 votes
1 answer
123 views

Can I add a proprietary library to GPL software?

I'm considering developing a project based on a modified version of some GPLv3 code. But, I need to use some proprietary library. This is a for-profit endeavour, in which I plan to sell the modified ...
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  • 123
3 votes
1 answer
196 views

LGPLv2.1: Distributing dynamically linked executable without the LGPL library

I am developing a proprietary (non-open source) commercial application that depends (both directly and indirectly through direct dependencies) on some LGPLv2.1+ libraries (specifically some MinGW64 ...
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  • 133
0 votes
1 answer
344 views

If closed source software is distributed along with open source software, will the resulting code still be open-source?

Suppose there is an open source project (a collection of open-source repositories) on GitHub. Can we include closed-source software in the same open-source repository? (Specifically I'm referring to ...
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4 votes
1 answer
449 views

Is Google's Chrome web browser truly open source?

I have been trying to understand if Google's Chrome web browser is truly open source. Some people claim that it is, while others claim that it integrates binary blobs for which the source is ...
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6 votes
1 answer
260 views

How do products like MongoDB not violate the GPL licenses?

I'm quite confused with MongoDB's licensing model. MongoDB at its core is an open-source project, licensed under the SSPL which is a small modification of the AGPLv3 license. Then how does it release ...
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15 votes
1 answer
3k views

What is the correct term for software whose source code is available only to read?

The software is distributed under these terms: Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software&...
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0 votes
0 answers
16 views

Selling copy of GPL v3 app under another license [duplicate]

I want to create a library, that can be used for free in any open-source project, so I want to publish it under terms of GNU GPL v3. But, also I want to sell it, so it could be used in proprietary ...
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1 vote
0 answers
45 views

I want to build a new ISO based on official Ubuntu 18.04 ISO, plus some propietary software. What do I have to open-source to comply with GPL2?

What if I do not own the proprietary software but I have been given permission to distribute it (will being able to open-source the build automation help? This would mean only someone with the correct ...
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3 votes
3 answers
122 views

How to enforce CC-BY in data generated by a program, if I open-source that program as well?

I'm running a data journalism operation, and as part of our business, we generate a lot of datasets. We're fine with these datasets being used by just about everyone, as long as they give us credit. ...
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4 votes
3 answers
186 views

How to completely get rid of proprietary code in the library?

I made a small library which I decided to open-source under the Apache 2.0 License on Github. Not long afterward I realized that some of the code in here makes use of proprietary information which ...
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1 vote
1 answer
77 views

Use of GPL software with proprietary network program

I am working on a distributed computing project. The client for this project uses Twisted (MIT licensed) to communicate with the server. The client will locally invoke a PARI/GP (GPL licensed) script ...
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