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1500 questions
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Can I Open Source a software for a particular operating system?

I am writing some software for a particular operating system, OS1. Imagine this is the most awesome software ever! I want the users of OS1 to use the software as open source and restrict all others from using the software at all; so that all users…
Babbzzz
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Clarification of gpl v3 section 9

This question occurred to me as a result of Stephen Kitt's comment below my recent post, How to properly display the Copyright information in the User Interface or product documentation? His comment: “By using gifscroll”... That paragraph…
John Forkosh
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iText 2.1.7 in commercial Project

This question was originally asked on Stack Overflow but since licensing questions are off topic I move it here. So here comes the original question about this open source library: I want to use the Java PDF Library iText in a commercial Project…
Lonzak
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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 purpose, including commercial applications, and to…
unixwitch
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Relicensing a fork of a GPL project and source code distribution requirements

(Reposted in here because this is the more correct section.) So the situation is this: I run a project which is a fork of an emulator licensed under GPL v2, my fork respects that and has not changed the license. Last year, a contributor joined my…
J. de C.
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How do we verify if the code deployed in same as the one published?

My question might be naive but wanted to clarify this anyway. We see software being published as open source. Take for example Signal. We can audit the software since its public. But how do we verify if the code that gets deployed in their actual…
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Can I use GPL v3 licensed software in a commercial application that is accessed through web APIs?

A product that I'm developing uses a component that is licensed under GPL v3. I do not want to redistribute the software: I plan to have a paid service where users can access my software through HTTP APIs. Am I allowed to use this component in my…
Ailef
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Can a license be placed anywhere in a file?

I forked some code, the license is MIT. It states that The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. without mentioning where the license should be This license is…
WoJ
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5
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1 answer

AGPL licensed app, but only available with payment?

Is it considered valid for a company to create an app and then state that it is licensed under the AGPL, but then only allow users who have paid to actually acquire the source code? Assuming this is valid, what prevents me, or anyone, from simply…
fdmillion
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Does Stack Exchange disallow me to use posted contents in an Apache 2.0 licensed project?

Content posted on Stack Exchange sites like Stack Overflow or Electrical Engineering are CC-BY-SA 3.0 licensed. User contributions licensed under cc-by-sa 3.0 See the footer of any SE site: As far as I can see this has two implications for me and…
Paebbels
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OpenJDK vs OracleJDK Licensing?

This answer on Stack Overflow states that the OpenJDK is licensed under GPLv2 yet the OracleJDK has a different license? My understanding of GPL was that if they used the OpenJDK sources, they would be required to distribute the code of their…
Ryan Leach
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Libre Office and proprietary Microsoft file formats

Libre Office can open proprietary Microsoft file formats (although some features are unsupported). But how was it able to achieve this? Did they reverse engineer these formats from binaries? In this article the author points out the complications…
Porcupine
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Is it possible to release a newer version of a CC0 project under a license such as the zlib/libpng license?

Context: I am the sole contributor to a git versioned project. Let's say I have a project that is licensed under the CC0. Now suddenly I decide that this license doesn't really fit my needs. Am I allowed to create a commit in which the only change I…
Arnav Borborah
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Does AGPL introduce a new type of linking?

I understand that using AGPL (specifically AGPL-3-or-later) means: all the linking rules from GPL-3-or-later still apply additionally, a user accessing the software over a network should have access to the source So if my software links to a…
lofidevops
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In the .NET AssemblyInfo.cs, where to put the license info?

In .NET, assemblies have their AssemblyInfo.cs file where one can put general descriptive info about the assembly. But, where to explicitly put an (open source) license? I will have a copyright, which is still mine, but how am I supposed to…
Marcel
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