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Questions tagged [cc-by-sa]

For questions about the Creative Commons Attribution-ShareAlike (CC BY-SA) licenses.

3
votes
1answer
31 views

Can an author of a GFDL content allow a publisher to publish a propietary derivative?

I wrote some texts and put then in the Wikisource website, which says that the content is available under both CC-BY-SA 3.0 and GFDL. Suppose a certain publisher wants to create a printed book based ...
0
votes
0answers
12 views

can I use CC BY-SA 3.0 media (pictures) in a software partly licensed under a non-derivative license?

I am working on a software wich contains graphics i didn't make that are licensed under CC BY-SA 3.0. since the software contains other parts I didn't make, I want to put it under two different ...
2
votes
0answers
72 views

Using code from Wikipedia

I have some code for an algorithm that is published on Wikipedia. Can I use that code in a commercial software? Or would this mean that I would introduce a viral license and would have to share my ...
4
votes
2answers
45 views

Wiki template licensing?

I do some editing for Wiki A, which is generally licensed in a typical wiki fashion: Content is available under GNU FDL 1.3 unless otherwise noted. Wiki B uses some templates I'd like to copy for ...
3
votes
1answer
65 views

Using CC BY-SA music in a podcast

We've just started a podcast and we're not sure which license we will give it. Might be CC or public domain, for now we keep it to the default (all rights reserved). The podcast is about 20 minutes ...
4
votes
2answers
47 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 ...
7
votes
2answers
214 views

Can I post code examples with GPL software on Stack Overflow?

Suppose there is a Python library called g which is licensed under GPL v2.0 (or v3.0). Suppose further that the library is sufficiently complex that it contains some C/C++ component(s) that are ...
7
votes
1answer
54 views

Can I license Latex code under GPL but the content under CC BY-SA?

I have written a non-trivial scientific text for university. It is written in Latex and I want to make the source available under GPL (v3 if that matters) so other can learn from my Latex skills. ...
2
votes
1answer
58 views

Can I use source code licensed under CC-BY-SA for commercial closed source project?

I want to use some source code under CC-BY-SA for my company's project. That project is commercial and closed source code. I want our project not to have obligation to release the source code. Is this ...
6
votes
1answer
85 views

Quoting your own content (in your own work, licensed under CC BY-SA 3.0) to avoid licensing it

Bob writes an article and licenses it under CC BY-SA 3.0. Certain laws can permit Bob to include someone else’s content in his article, even if this content isn’t compatibly licensed. For example, ...
5
votes
2answers
69 views

Protection from 'this version or later' in CC BY-SA

I was wondering about the meaning of this term in CC BY-SA 4.0 (and others), with this context: In addition to the conditions in Section 3(a), if You Share Adapted Material You produce, the ...
4
votes
1answer
30 views

Is it more accurate to compare CC BY-SA to LGPL rather than GPL?

CC BY-SA, LGPL and GPL are all copyleft licenses. GPL's key feature is that by embedding one work in another (as defined in a software context), the combined work becomes GPL. With LGPL this is not ...
2
votes
1answer
45 views

Can I embed proprietary content in a CC BY-SA website?

I would like to build a free open-source copylefted personal website under the Creative Commons Attribution-ShareAlike license (or a similar such license). However, I would like to still be able to ...
0
votes
0answers
15 views

Can I require client-side attributon on a AGPL-3.0 web application which is based on a CC-BY-SA 4.0 mockup I created?

I created a mockup for a web application design using a vector graphics program (Inkscape). I then licensed that design under CC-BY-SA 4.0. Next, I created a Python web application containing lots of ...
0
votes
1answer
35 views

Can I use a CC-BY-SA licensed image as part of my online course's cover (commercial use)?

I'm creating online course about coding with the Express JavaScript framework, whose site and logo are licensed under the CC-BY-SA license. Since my course is about Express, I want to use Express's ...
7
votes
1answer
71 views

Creative Commons license CC BY-SA doesn't work for commercial content?

I'm puzzled by the "share-alike" clause in Creative Commons license. This license allows free commercial use but "require[s] [] adaptations of the work to be released under the same or similar license ...
4
votes
1answer
338 views

Can derivatives of CC BY-SA works be licensed under CC BY-NC-SA?

Does the CC BY-SA license prevent additional restrictions being placed on derivatives? I'm wondering, if I release a work under BY-SA, can someone else create a derivative and license it under BY-NC-...
3
votes
1answer
54 views

Using CC BY-SA images in commercial print

I have created a custom set of playing cards and I want to use Wikimedia Commons pictures released as CC BY-SA 3.0 DE as illustration on the cards. Every card uses one picture. The pictures are not ...
8
votes
1answer
55 views

Attribution for a “2nd generation” derivative work

How do you deal with attribution of a work that is derived from a work that is itself derived from an original work protected under CC BY-SA? And while we're at it, let's push it further: Let's call ...
1
vote
1answer
225 views

learning from GPL infects code

Does learning some advanced, non-trivial coding technique from exiting GPL code (or code with viral license in general) turn my own work into a derivative work? Are there any widely accepted ...
0
votes
1answer
215 views

Can I sell charge a code that link/use a library released as Attribution-ShareAlike 4.0 International CC BY-SA 4.0?

I wrote a code that use a library release under CC BY-SA 4.0 (Attribution-ShareAlike 4.0 International). As far as I understand, if I cite them and release the source code as well with my code I can ...
3
votes
1answer
144 views

Can I publish my C++ game on GitHub under MIT using art and libraries under others licenses?

Can I publish my C++ game on GitHub under MIT using art and libraries under others licenses? I want to publish my code on GitHub, but I have some troubles with licensing. In my game I use GLEW (...
5
votes
1answer
62 views

What are my obligations when citing myself on an SE site for an internal company blog?

I would like to use content I wrote on SE as part of an internal blog. However, I would like to avoid directly linking my SE profile to my RL person. If I quote material from an SE post written by me,...
0
votes
1answer
72 views

Including a CC BY-SA licensed SVG in a CC BY-NC-SA licensed wiki?

I want to upload a SVG document with a CC BY-SA 3.0 license to an online wiki with a CC BY-NC-SA 3.0 license. Will these licenses conflict with each other, or can they coexist?
4
votes
1answer
99 views

Do Stack Exchange’s ToS mean that the user-generated content is double-licensed to them?

In the ToS of Stack Exchange sites, under the section Subscriber Content, the first sentence states that my submitted content is licensed (to Stack Exchange) under CC BY-SA 3.0: You agree that all ...
6
votes
1answer
58 views

Can CC BY 4.0 content be adapted into a CC BY-SA 3.0 work?

If an original work is licensed under Creative Commons Attribution 4.0 (CC BY 4.0), can an adapted work (i.e. derivative work) be made from it and published under Creative Commons Attribution 3.0 (CC ...
4
votes
1answer
87 views

Creating a game based on a story licensed under CC BY-SA 3.0

Some of you may be familiar with the collaborative fiction site SCP. Their content is licensed under the CC BY-SA 3.0 license. Suppose I am trying to create a game based on this. Under the ShareAlike ...
1
vote
1answer
256 views

Can I use data licensed under Creative Commons for closed source propriety software?

I am interested in using data distributed under the Creative Commons Attribution-ShareAlike 4.0 (CC-By-SA) license. A subset of it can be extracted, which will fall under a Creative Commons ...
0
votes
0answers
59 views

What software licenses can be used in a CC BY-SA 3.0 work?

I'd like to know what kind of licensed software (e.g. MIT, Apache, GPL) that I can use in such a project without any sort of violation. If this were 4.0, it'd be fairly straightforward as that has ...
-3
votes
1answer
55 views

Can I take over stackexchanges review system in an Apache 2.0 licensed web service?

The stackexchange review system for post creation, editing and removal is quite sophisticated and somehow steered by discussion on meta networks (stackexchange and others) which are "user ...
3
votes
1answer
99 views

What exactly does “attribute the work in the manner specified by the author or licensor” mean in case of CC-BY-SA

In case I'm about to use an image from Wikimedia Commons (like https://commons.wikimedia.org/wiki/File:Sa-warthog.jpg for example), what exactly does attribute the work in the manner specified by ...
9
votes
0answers
100 views

CC-BY-SA - Do I have to distribute intermediary formats of my adaption? [duplicate]

There's a website that I really like which is licensed under CC-BY-SA. I've always thought it would work really well as a physical book too, and so I've decided to try to make it happen. I'm planning ...
2
votes
1answer
67 views

How to properly give attribution for an email template?

I'd like to use an email template licensed under a Creative Commons Attribution-ShareAlike 3.0 Unported License, specifically MailChimp's Email Blueprints. The license states that attribution must be ...
5
votes
1answer
138 views

Must CC BY-SA be included for ideas and code taken from Stack Overflow?

I'm still unclear about licensing. If I have a project on Github that's licensed under GPL and found pseudocode on a Stack Overflow question, must I now dual license my code on Github and GPL as ...
3
votes
1answer
90 views

Using CC Attribution-Share Alike 3.0 Unported image in a book

I would like to use an image in the cover page of a paid book. The image is first published in Wikimedia and it is licensed under the Creative Commons Attribution-Share Alike 3.0 Unported license. I ...
3
votes
1answer
27 views

Is BioDigital's usage of inline Wikipedia textboxes in complience with CC-BY-SA

In its anatomy browser BioDigital has a feature where the website displays text that it doesn't license under CC BY-SA. At the end of that text the user can click on "Read more". If he does an inline ...
11
votes
1answer
175 views

How does re-licensing without the approval of authors work (eg, wikimedia case)?

Wikipedia (and any other Wikimedia product) change to a dual licence since 01/08/2009. As I understand, that implies they redistribute GFDL licensed text in CC-BY-SA without asking every author (wich ...
19
votes
1answer
475 views

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

When a creator posts content to any Stack Exchange site, they grant Stack Exchange a Creative Commons Attribute Share-Alike license to use (and display and share) the content. This is irrevocable - ...
2
votes
2answers
95 views

If I don't modify a work, can I redistribute it under a compatible license?

Certain licenses are listed as compatible with CC-SA on their website. If I have something that is CC-SA, say, version 3, can I redistribute it under CC-SA version 4, even if I made no modifications. ...
5
votes
2answers
160 views

What license for code resembles CC BY-SA most?

With the rise of much licensing debate around here on Stack Exchange, there's been a lot of arguments about having a license closest to the status quo. Initially, I would've thought that the closest ...
-1
votes
2answers
184 views

Can I use Stack Overflow code by creating a LGPL library of code snippets first and then linking to that library?

All code posted on Stack Overflow is currently licensed under CC-BY-SA. If the code crosses the "threshold of originality", you have to distribute your whole project under a copyleft license. This may ...
10
votes
2answers
306 views

Can I use GPL v3 for source code and CC BY-SA v3 for comments?

I have some source code for which I am the copyright holder. I want to release it under the GPL, but when it was closed source, I copied a bunch of a stuff from Wikipedia for a couple of classes and ...
12
votes
1answer
322 views

Selling a book based on CC BY-SA

My company would like to make a book mostly adapted from CC-BY-SA licenced text. I understand this is legal if we distribute the adapted text under the same licence. But what if we add to the book our ...
11
votes
2answers
220 views

What counts as adaptation for using code licensed under CC BY-SA 4.0 in software licensed under GPLv3?

Since 2015-10-08, GPLv3 is listed as one-way compatible license for CC BY-SA 4.0: […] you may license your contributions to adaptations of BY-SA 4.0 materials under GPLv3, but you may not license ...
10
votes
1answer
328 views

Does the CC-BY-SA License require that source code of derivative works be shared?

For example, if I create a LaTeX file and license it with CC BY SA, can someone create a derivative work, but only publish the PDF, without giving out the derived LaTeX source code? Does this fall ...
3
votes
0answers
38 views

Difference between creative commons and GPL? [duplicate]

Why shouldn't I release code under a Creative Commons License? For me the CC-BY-SA sounds very nice and is quite more readable than a whole GPL license, so I would like to know why its such a bad ...
48
votes
2answers
5k views

Why is CC BY-SA discouraged for code?

Everybody knows that you shouldn't use a CC BY-SA license on your code. Even the Creative Commons folk recommend against it. What I don't know or understand is why. I can't seem to find any ...
15
votes
1answer
447 views

How can I license a YouTube commercial which includes CC BY-SA Licensed music?

Context: I'm making a YouTube commercial, which includes some music that's licensed under CC BY-SA 3.0. Would an audio-visual work constitute a derivative work of the music used in it, and (given the ...
5
votes
3answers
174 views

Does a CC BY-SA 4.0 specification lose any AGPL3+ benefits?

If I release a program specification [1] under the AGPL, and the program itself under the AGPL, the two are obviously compatible: I can develop them at the same time, copy text (for example, method ...
6
votes
2answers
181 views

Can I adapt a CC-BY-SA licensed webpage to host rights-reserved copyrighted content?

I think the inverse of What do I need to share if I include CC-BY-SA artwork in my software?. Some webpages, such as Code for America are licensed under CC-BY-SA. If I want to adapt the code for this ...