Skip to main content

All Questions

Filter by
Sorted by
Tagged with
3 votes
1 answer
145 views

Do I put my license/copyright header on top of a permissively-licensed file I found on the internet?

I found a nice Python class on a website devoted to nice Python gists - and on its web page (but not in the source code) it has the author's name and says it is PSF licensed - which wikipedia says is ...
davidbak's user avatar
  • 141
3 votes
1 answer
224 views

Notices.txt or Copyright file header when porting code

The following Java project contains an Apache 2.0 license https://github.com/apache/pdfbox-jbig2/blob/master/LICENSE.txt as well as a copyright header on every file in the project https://github.com/...
Underscore's user avatar
2 votes
3 answers
198 views

Does the Apache 2 licence include the implementation of algorithms?

If I rewrote an algorithm (small one 100-200 lines), written in some programming language and licensed under Apache 2, in another programming language, should the new code be considered as a ...
asmmo's user avatar
  • 121
5 votes
1 answer
695 views

Translate Apache 2.0 licensed code to another language (keeping license)

I want to convert library, which is licensed under Apache 2.0, to another programming language. The port will be initially pretty straightforward, i.e. I'll keep classes hierarchy and identifier names....
Peter Trifanov's user avatar
1 vote
2 answers
558 views

Adding AGPL patches to a Software with APACHE2 or MIT License

I am interested in creating a fork of an abandoned software. The software which is no longer maintained is release under the terms of Apache 2 license. Am I allowed to create my patches under a less ...
oz123's user avatar
  • 113
3 votes
1 answer
96 views

Should I credit the authors for code that is no longer part of the project?

In one of my projects, I used some code from an Apache version 2 licensed project in the beginning. Now I have completely removed their code and it is no longer part of my project. Do I still have to ...
NKS's user avatar
  • 31
2 votes
1 answer
1k views

How should copyright notices be included when distributing source of modified Apache 2.0 code commercially?

A company wants to distribute a product which includes a browser extension. A browser extension is implemented in JavaScript, so it's distributed in source code form. Parts of extension are written by ...
sharptooth's user avatar
7 votes
2 answers
2k views

Can I fork and modify gpl3 licensed code and release it with Apache v2 license?

If I fork a library that uses the GPL3 license and heavily modify it, can I then release the new library with an ApacheV2 license? I actually already did this 2 years ago without putting much thought ...
Benny Bottema's user avatar
4 votes
1 answer
2k views

How to label and license Derivative Works made under Apache License, Version 2.0?

I duplicated a source-code file released under the Apache License, Version 2.0, made very few changes to adapt the code to slightly different situation. So this would seem to be a Derivative Works as ...
Basil Bourque's user avatar
3 votes
2 answers
90 views

Merging bug fixes from a project with a different license

Recently I discovered my project of mine (call it A), was cloned by another project (call it M) to create a port for a different platform. "A" was originally licensed as MIT, but has since been ...
Legume's user avatar
  • 31
8 votes
1 answer
1k views

Can I Commit LGPL3 Derivative Work To An Apache 2 Licensed Project?

I am using a helpful project that is licensed under the LGPL3. I have taken some of the useful code out of it and refactored it into a wrapper class and would like to add it to an upstream project. ...
opticyclic's user avatar
4 votes
1 answer
2k views

Modifying software with Apache 2.0 License

I have a library I wanted to use: https://github.com/yodle/docker-registry-client Unfortunately, it's dead (Last PR merged in 2017), and there are bugs that I need to be fixed. There's maybe 2-3 ...
Szymon's user avatar
  • 143
5 votes
1 answer
956 views

Distributing BSD-3 code under the Apache license v2 only

Alice and Bob write a piece of source code (call it Source1) and publish it under the BSD 3-clause license. Later, Bob and Charlie are working on a software project, licensed under AL2 (Apache License ...
einpoklum's user avatar
  • 325
4 votes
2 answers
6k views

How can I correctly apply the Apache 2.0 licence to contributed code from an existing repository?

Given a repository github.com/x in github that is licenced with Apache 2.0. On their source files they have Copyright [2019] [Evil Corp] Licensed under the Apache License, Version 2.0 (the "License")...
candccoder's user avatar
7 votes
1 answer
485 views

DMCA 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 ...
oznu's user avatar
  • 173
3 votes
1 answer
95 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 ...
ilap's user avatar
  • 31
13 votes
4 answers
8k 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 ...
Zimm i48's user avatar
  • 5,727
3 votes
1 answer
220 views

Is this copyright infringment?

I created a project to validate objects. It's influenced by a fairly known project called FluentValidation by Jeremy Skinner which has an Apache License. Both projects do the same, provide an API ...
João Sequeira's user avatar
7 votes
1 answer
10k views

Can I fork and sell a modified Apache 2.0 licensed project? [duplicate]

There is a nice Apache 2.0-licensed project that already implements the foundation of a way more elaborate product that I intend to sell as proprietary. Something like the 70% of the code will be ...
sscarduzio's user avatar
5 votes
1 answer
5k views

Combining Apache 2.0 with closed source

I want to use a third party software C-library "A" commerially in a product "P" (in fact a firmware, running on a device). The third party product "A" is subject to Apache 2 license. That means, I ...
michael's user avatar
  • 51
6 votes
2 answers
237 views

Can I take a few classes out of a library and use it in my project or should I always use the entire library?

Let's say I need a piece of functionality and there is a library on GitHub, licensed under Apache 2.0, that provides that funcionality. There are a couple of use cases that can occur that I would ...
J. K.'s user avatar
  • 163