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14 votes
Accepted

Is CC-BY 4.0 attribution recursive?

I assume that by "Author B uses Work A to create Work B" you mean that Author B makes work B which is a copyright derivative of work A. Work C, then, is then a copyright derivative of both ...
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13 votes
Accepted

What is considered proper attribution for a deleted Stack Exchange post?

In 4(c) of CC BY-SA 3.0 it is defined how attribution has to be provided. For the work’s URL, it says: […] (iii) to the extent reasonably practicable, the URI, if any, that Licensor specifies to be ...
  • 5,360
12 votes

Can I redistribute CC-BY works in DRM-protected app stores?

Your analysis seems to be sound except: You may be able get around this by Referring to the CC media rather than including it (downloaded from the web) Publishing a link (inside the app) to the CC ...
11 votes
Accepted

is CC BY license GPL compatible? CC BY vs CC0

CC-BY is listed among compatible licenses near the bottom of the GPL license compatibility page: This is a non-copyleft free license that is good for art and entertainment works, and educational ...
11 votes
Accepted

Can a piece of writing created under CC-BY be translated for commercial purposes?

Yes, you can do this. In the following, I'm using CC-BY-4.0 terminology. The license's definition of Adapted Material explicitly includes translations. You are granted the right to produce and Share ...
  • 35.8k
10 votes

Is there any particular reason to license docs with CC BY 4.0 rather than MIT?

Is there any particular reason to license docs with CC BY 4.0 rather than MIT? The MIT license was originally designed primarily for software code (and its related documentation). The CC licenses ...
10 votes

CC-BY "inheritance"?

If downstream users of your project distribute it without including attribution for the CC-BY-licensed work, they are in violation of the terms of that CC-BY-licensed work. This is an obligation that ...
  • 32k
9 votes

When does code become my own?

The code you're building on in BY-NC-ND, which requires attribution, forbids commercial use, and disallowed derivatives. If you build on that code, it's a derivative, which is not allowed by the ...
  • 9,036
7 votes
Accepted

Is CC-BY the least strict CC license for my open source project?

The use of Creative Commons licenses for software is not recommended. The CC licenses do not address concerns specific to software (such as the source code/object code relationship, or patent issues),...
  • 971
7 votes
Accepted

Do I have full rights over derived works of my CC BY works?

No. You decide what conditions you publish your product under. With CC-BY that is that you require only attribution. They decide what conditions they publish their derived product under. You have to ...
  • 9,036
7 votes
Accepted

More permissive license after adapting CC-BY4.0?

Adapted works of CC-BY licensed works are not restricted to the same license. You may use any license for the adapted work, as long as proper attribution is preserved. However, you are using ...
  • 35.8k
6 votes

Why is CC BY better than the four part BSD licence?

The first part is looking at where the licenses are applied. CC BY (and -SA) are mostly applied to creative works: things such as pictures, text, music and video. Whereas the BSD is applied to source ...
  • 6,259
6 votes
Accepted

In a Wikipedia article am I able to insert information licensed with CC BY even though they use a CC BY-SA license?

Yes, you can merge information from CC-BY sources into a CC-BY-SA work (but not the other way). That is because CC-BY-SA still includes all conditions of CC-BY. Note, as suggested by Martijn in the ...
  • 10.9k
6 votes
Accepted

Where to place attribution details for Emojis in blog posts (CC BY 4.0)?

Creative Commons also has a wiki page with some best practices for attributing. On that page they say among other things Don't make it too complicated The license tells you to be reasonable: You may ...
6 votes
Accepted

What should be taken into account when licensing software that generate video?

I license the code for an animation as GPLv3, but unless I state a license for the generated video, someone could take the code and sell the generated video. (Correct me if I'm wrong in this example) ...
  • 41.1k
5 votes

Is CC BY attribution transitive?

A legal requirements to preserve the integrity of authorship and copyright information follows from article 6bis of the Berne Convention (about moral rights). In the USA, U.S. Code § 1202: "Integrity ...
  • 8,805
5 votes

Can I redistribute CC-BY works in DRM-protected app stores?

I am going to answer this by dipping down in the actual license, and some of the work that led to it. Early on in the process to create CC version 4.0, it was objected that a too strict ban on "...
  • 8,805
5 votes
Accepted

How can I anticipate a smooth transition to CC BY 5.0?

The CC-BY licenses are not copy-left. They do not require you to publish the content under the same license. The only big license condition is that you must provide proper attribution. Therefore, ...
  • 35.8k
4 votes
Accepted

Can I license a project that I have built on if it already has a license?

Yes. The CC-BY license is one of their more permissive licenses: it simply requires attributing the original author. So: no you don't need permission. You simply need to include, somewhere in your ...
  • 8,870
4 votes

Multi level license attribution problem

If you use A, which includes B, you need to follow the license of B insofar as you redistribute B as part of A. The authors of A can't legally give you the authority not to attribute B when you ...
  • 32k
4 votes
Accepted

Can Wikidata which runs under CC-Zero incorporate CC BY content?

I'm not familiar with Wikidata, but I don't think this would be ok. When you go to create an article on Wikidata, you're met with this: By clicking "Create", you agree to the terms of use, and you ...
  • 2,100
4 votes

DRM and "Licensed Rights" for works that contain material licensed under CC BY 4.0

In non-legal language, the terms of the CC-BY 4.0 are: You are free to: Share — copy and redistribute the material in any medium or format Adapt — remix, transform, and build upon the ...
4 votes
Accepted

What is the way to handle a project that is a mix of software and non-software items?

Dual-licensing under MIT and CC-BY is a workable solution. Both licenses have the same basic goal of permitting reasonably unrestricted use while preserving authorship credit. They differ in the ...
  • 971
4 votes
Accepted

Employer IP release and open source published code

[...] Bob releases all software at employer A under CC-BY-4.0. This is justified because the code will be released as open source due to the nature of the field. No, this is not justified. The code ...
4 votes

Where to place attribution details for Emojis in blog posts (CC BY 4.0)?

The README of the GitHub project you linked has an "Attribution requirements" section: As an open source project, attribution is critical from a legal, practical and motivational ...
4 votes

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

There is a concept called database right. I am not sure whether this would apply in your case though - the idea behind database rights is to protect investment in creating the database, but if a user ...
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4 votes
Accepted

Would a YouTuber fall in trouble for recording a walkthough of a Game that uses music licensed under CC BY 3.0?

This is entirely up to the person who owns the copyright on the music (which is nearly always the same person who you are required to attribute). If this person decides to make an issue of it, then ...
  • 4,047
3 votes
Accepted

NPM - can I use module with MIT license, even if it requires submodule with CC-BY license?

I would like to use the packages I required in a project for commercial use. What are my obligations regarding the licenses? Are there any, as I've not required the non-permissive licensed modules ...
3 votes
Accepted

What License can I use in my project if I use CC-BY/CC-0 Music?

Without knowing more details about the software you want to build I would argue, that the music is only data used by your program. As such neither your program is a derivative work of the music, nor ...
3 votes
Accepted

Is CC BY attribution transitive?

From the CC wiki page on attribution (emphasis mine): 4.0 Creator if supplied and attribution parties if designated in reasonable manner This means that Carol will need to attribute to Bob if (and ...
  • 2,080

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