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The Apache 2.0 license is a license created by the Apache Software Foundation. Use this tag when the item in question relates to this license.

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1answer
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Can I use Caddy in Rocket.Chat snap for free?

I need to enable SSL for Rocket.Chat. Here I found that I can do it with Caddy. I have never used Caddy before. Personal license here says Caddy is free only for non-commercial use. And Caddy has open ...
0
votes
2answers
38 views

I modified and used GPL2 Code in my Apache 2 Open Source Project - can my Project be used commercially, closed source?

I wrote a library in Java for Bcrypt. Bcrypt's OpenBSD implementation uses a exotic flavour of the standard RFC Base64 encoding. Since there are no standard implementations for this, I modified (and ...
0
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0answers
38 views

Do I have to comply to license in a completely modified “example code”?

I used the official code example as a starting point to write my own library. On the first few lines : /* * Copyright (C) 2010 The Android Open Source Project * * Licensed under the Apache License,...
2
votes
1answer
36 views

What are my license (or giving-credit) obligations regarding open source software?

We're using a number of open source libraries in our software. They all fall under one of the following 3 licenses: MIT License Apache License 2.0 BSD 3-Clause License These are all very liberal ...
4
votes
1answer
66 views

Do I have to include license in artwork that uses a font licensed Apache License v2.00?

If I create a artwork (images) using a font licensed Apache License v2.00, and i include this artwork in a website (commercial), do I have to include the license somewhere?
2
votes
1answer
28 views

Using openshift images in opensource product under Apache License 2.0?

Can I use openshift/origin docker images (openshift/origin, openshift/jenkins-slave-nodejs-centos7, centos/s2i-base-centos7), that are released under GPLv2, to build docker images in my software, if I ...
0
votes
0answers
24 views

What kind of license can I use? [duplicate]

I am creating a piece of software, there is a major dependency external library , which according to my understanding, seems to released under three license: GPLv2 LGPLv2 and new BSD because there are ...
0
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1answer
21 views

Can I distribute an AGPL component used by an Apache licensed component in our application

We have a commercial .NET desktop application that uses a nuget package called Magick.NET. Magick.NET is licensed under Apache License. Some functions in Magick.NET relies on Ghostscript (AGPL ...
4
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2answers
46 views

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 ...
4
votes
1answer
37 views

Modifying file without copyright under Apache 2.0

I'd like to use a modified version of certain file from an open source project that is licensed under the Apache 2.0. The file itself doesn't contain copyright notice neither the project does. Now, I ...
2
votes
1answer
28 views

Query on distributing Application under Apache 2.0 license which dynamically links with LGPL2.1 shared libraries

I'm writing some C++ code which I might eventually like to release under an Apache v2.0 license. I'm looking to build the application linking to some of the LGPL v2.1-licensed shared libraries from ...
2
votes
1answer
41 views

Discord bot and Apache License

I'm currently developing a bot in Java for Discord. In my program I use the JDA library which is basically a "Java wrapper" for the Discord API which is under the Apache License 2.0. I've got a few ...
4
votes
2answers
78 views

What exactly does “If You […] litigation is filed” from Apache2 license mean?

I am not an native English speaker so the paragraph below is really hard for me to understand. From https://www.apache.org/licenses/LICENSE-2.0: If You institute patent litigation against any ...
1
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0answers
35 views

What happens when someone merges Apache 2.0 and LGPL libraries into a GPL-2 derivate?

I used a PHP library, which in turn is elementary based on libraries published with an Apache 2.0 license and a LGPL license. The author himself has published his library under a GPLv2 license. ...
0
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0answers
36 views

Best practice to let my app's users know about used Apache 2 licensed libraries

I create a closed source library that includes Some modified source code of a project with Apache 2.0 license. Result: I include this project's NOTICE file into my project, and a txt file with the ...
0
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0answers
21 views

How do I comply with MIT or Apache licenses while making clear that these licenses only apply to the libraries?

I am making a closed source app for my employer. This app uses libraries under MIT and Apache licenses. How do I comply with these licenses in such a way that it is absolutely clear that these ...
2
votes
1answer
60 views

Do I need to place a second license notice on my own code under the Apache License?

I have a project template that I have published to GitHub which is currently licensed under the Apache 2.0 License (I am the sole author/contributor). I want to use this template in another project ...
0
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0answers
46 views

What is the legal way to use Apache Commons Codec library in a project

I created a java application and want to add Apache Commons Codec to it. What is right/legal way to use Apache (or any external library)? Would I be allowed to combine my Apache Commons lib and my ...
1
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1answer
25 views

Include compiled tesseract application in my project

I have an open source project (havent chosen a license yet) that uses tesseract for OCR. This is a windows only project. My program requires the end user to have a copy of tesseract on their system ...
8
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1answer
79 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
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0answers
48 views

Correct way to license third party software for Android apps

I am an Android developer. In my project (app) I use third party software (ex: Glide image loader library) to save some time and improve my app performance. Now I read this and I was able to ...
1
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2answers
68 views

What additional benefits does the DCO provide?

If my project has a lax license (like Expat/MIT), I can enforce "inbound=outbound" by requiring that contributors sign off their commits in order to acknowledge the Developer Certificate of Origin. I'...
4
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1answer
78 views

How to properly fulfill Apache 2.0 in commercial Android products at Google Play?

Given the plethora of Apache 2.0 libraries used to create many proprietary Android apps, how/where should we refer to the Apache License? Should we mention Apache license at Google Play, presenting a ...
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0answers
51 views

What does “distribute with full source code” mean in GPL?

I want to use Stanford-nlp in my project to implement some search. But it is under GPL license. I found the following lines: "if your company ever make changes to the software and want to distribute ...
3
votes
1answer
127 views

Moving project from AGPL to Apache v2 / MIT license

The question in a nutshell Hi! Together with a team of brilliant engineers we've been building a software project (http://luna-lang.org) for the last two years and now we want to release everything ...
1
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1answer
52 views

I am about to put an Apache License on my project. Can I change it to another license later without asking contributors?

The question is in the title. Additional question for the case if I do have to ask the contributors for approval: As the owner of my project, what can I do in advance to get the exclusive rights ...
3
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1answer
46 views

Licensing concern for an application?

I'm looking for advice in regards to licensing. I started coding an application in my free time for some months now. It began as coding practice, but as time progressed it got more serious and there ...
7
votes
1answer
69 views

Apache-2.0 and Apache-1.1 compatibility

Can I use a package of Apache-1.1 license and a package of Apache-2.0 license and distribute the resulting package under Apache-2.0 license? Is there a conflict between Apache-1.1 and Apache-2.0?
4
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1answer
462 views

jarjar package renaming and Apache 2.0 license violation

If we use the famous package org.apache.commons.lang3 library and modify it as below jarjar configuration; 'rule org.apache.commons.lang3.** com.sample.internal.org.apache.commons.lang3.@1' Does ...
4
votes
2answers
398 views

How to include a license and copyright notice into a website

I have a website and I'm using a library that is licensed under the Apache License 2.0. Where should I place the notice? Should I create a file named Notice in the root of the website? Or add it ...
1
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1answer
58 views

What to do if I can't find the copyright when using an open source library

I'm using an open source library to develop an application. The library is under the Apache 2.0 license. The license says you need to put a copy of the license and of the copyright into the software ...
14
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1answer
1k views

What does “express grant of patent rights from contributors to users” mean?

I'm trying to choose which open source license I should use in my app, and in the description for one of the licenses, it says the license provides an "express grant of patent rights from contributors ...
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1answer
63 views

Do I need a license when I use licensed libraries in my app?

I have an Android app using two libraries (GPLv2 and APLv2). I read that GPLv2 and APLv2 are incompatible. I will show which open source libraries I've used and tell the reader which licenses the ...
1
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1answer
42 views

Dual licensing of a file

My project is licensed under GPLv3. However, I want some files to be dual licensed under GPL and Apache License 2.0. What to write: a. in the header comment of the file licensed under Apache License ...
1
vote
1answer
99 views

Private license and Apache License Version 2.0 in one commercial product?

If I’m using an official cordova plugin licensed under Apache License Version 2.0 in my commercial product, am I allowed to sell it (the source code of my product to another party) under two different ...
2
votes
1answer
352 views

Apache License 2.0-licensed code included in commercial closed source software

I spent an hour looking for an answer to this question, although I would think a quite common situation, I did not get a totally clear answer to my specific case: So I am selling a (P)roduct which is ...
3
votes
0answers
57 views

How do I comply with the “bundle the license text” requirement of Apache 2.0 for embedded software?

I'm writing software for a "closed" embedded device. I want to use fonts licensed under the Apache 2.0 license in it. I know it's legal to do that, but I'm stumbling over this text from the license: ...
7
votes
1answer
111 views

How does Bootstrap v4 (MIT) deal with contributions made under v3 (Apache 2.0)?

Bootstrap version 4 is under MIT license. Bootstrap version 3 and earlier ones were under Apache license 2.0. Bootstrap version 4 probably inherits some source code from Bootstrap version 3. Then, ...
4
votes
1answer
127 views

Generated content protected as well?

I created an icon for an Android app with the tool Android Asset Studio. The code of this tool is licensed under Apache 2.0. But I cannot find any copyright info on generated icons. Are they ...
0
votes
1answer
95 views

Maven jar-with-dependencies - any violation of distribution license?

I have a Java application that uses some Apache common libraries (Apache 2.0 license). I wanted to distribute it as a single fat jar (maven builds a single jar with dependencies packaged in a single ...
2
votes
2answers
97 views

How to benchmark GPL software?

I would like to create a benchmark that compares several open-source implementations of a particular functionality. Some of those implementations carry a GPL license, while others are more open: ...
4
votes
1answer
104 views

Redistribution of modified fonts, originally licensed under Apache 2.0

I would like to use a font licensed under Apache License 2.0 (without a NOTICE file and without additional provisions) in my web project. For this end, I made a package of webfonts based on a subset ...
2
votes
1answer
39 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 ...
4
votes
1answer
152 views

Dual license or relicense when the new license is more permissive?

An organization is considering changing the license of an OSS repo on Github. For the purposes of this question, assume that organization has the legal rights to change the license. It is currently ...
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votes
1answer
46 views

Nativescript Licence documentation

If I use NativeScript in my project, what licence agreement and documentation should I use and include? The question is, I'm using an open source tool to create mobile apps. Should I include the ...
9
votes
3answers
1k 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 ...
12
votes
1answer
114 views

Can I resubmit someone else's pull request if he does not sign CLA?

Someone helped with progress upstream at an open source project I really rely on. He basically did what I was not capable of and now I am waiting for his pull request to be merged and included in ...
3
votes
1answer
74 views

Can an Apache 2-licensed work be derived from a GPLv1-licensed work?

The Apache Software Foundation page on GPL compatibility says that Neither GPLv2 nor GPLv3 can be incorporated into an Apache 2 project. It doesn't directly make a statement about GPLv1. But in does ...
10
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1answer
143 views

What are the requirements of the crayon license for the Penn Tree Bank Tokenizer

The Penn Treebank tokenizer is fairly widely used. It is a solid tokenizer, that is based only on regex. For example, it is a word tokenizer in NLTK. NLTK does not make mention of it in their LICENSE....
5
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2answers
271 views

Benefits of a CLA when using Apache 2.0 License

I understand that there are benefits to CLA for some licenses (as well as drawbacks and tradeoffs), however the Apache 2.0 License already has section 5 stating the following: Submission of ...