Questions tagged [cc-by-sa]

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

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5
votes
2answers
393 views

Clarifying “Share Alike” in CC licenses

I am working on some materials for sale to history teachers. I have found a map that has a: CC BY-SA 3.0 ...licensed attached. I am not adapting the map or altering it in any way. My understanding ...
6
votes
1answer
626 views

Can a YouTube video use images licensed under Creative Commons Share Alike (CC BY SA) and not be an adaptation?

I plan to create YouTube videos where the idea is to explain current affairs using the following approach. Use of animations, text content and images as the visual part. The voiceover which narrates ...
3
votes
1answer
78 views

How can I use programming documentation without infringing copyright?

I have a really hard time understanding how can I use copyrighted programming documentation, tutorials, articles, blogs, etc. presented as text or video, without infringing copyright? I will explain ...
4
votes
1answer
57 views

Copyleft for screenplay that forces film to be free

Consider I wrote a screenplay or book and I want if someone make a film from it, share it with same license that I used (Or another free license that keeps this constraint). Is CC BY-SA okay? Or is ...
3
votes
1answer
40 views

Using cc-by-sa 4.0 in a server

Can one build a server that uses a cc by sa database for computation but does not respond with the cc 4.0 without giving attribution or follwing the terms of cc 4.0?
12
votes
5answers
5k views

Do the CC licenses prevent insults?

Most CC licenses allow a change of the material Adapt — remix, transform, and build upon the material for any purpose, even commercially. I am a big fan of CC licenses, because they enable ...
3
votes
1answer
198 views

How can I license my Github Page hosted in a open-source template?

Let's assume the following situation: I have created a personal blog hosted on Github Pages, based in a modified version of a template from HTML5UP, which is available for free for personal and ...
3
votes
0answers
32 views

Does the Python license allow to post modified versions of their source code on StackOverflow?

I just posted an answer on Stack Overflow which is largely based on a specific part of a module in the CPython standard library. The Python license seems to be permissive and they also indicate ...
4
votes
2answers
48 views

Using modified CC BY-SA 4.0 images in app?

I am building an application and I want to use OpenMoji in it, but with modified colors. Firstly, I wanted to add All emojis designed by OpenMoji – the open-source emoji and icon project. ...
63
votes
2answers
2k views

Relicensing content under CC-BY-SA

I have compiled a body of work from numerous contributors, who all licensed their individual works to me under CC-BY-SA version 3. Can I now instead redistribute their work under CC-BY-SA version 4?
-1
votes
1answer
29 views

Creative Commons Attribution-Share Alike 2.5 Generic image derivative as organization logo

Could a derivative work of this image be used as a logo for an organization, without violating the terms of the CC-BY-SA-2.5, especially when considering trademark infringement? Per Wikipedia's ...
4
votes
1answer
65 views

Using CC-BY-SA images in a CC-BY-NC-SA document

I am creating a presentation that includes some unmodified images licensed under either CC-BY, CC-BY-SA version 2.0, 3.0 or 4.0 (no CC-BY-SA 4.0) and some public domain images. They are all attributed....
3
votes
1answer
45 views

Appropriate copyleft license for translation files

I'm using a GPL license (with an AppStore exception) for my app and CC BY-SA for the images used in the app, as I know the GPL isn't appropriate for artwork. However, I'm wondering what I should ...
4
votes
1answer
121 views

What is the exact definition of an Adaptation under Creative Commons?

The text of the CC-BY-SA 3.0 license mentions the following: You may Distribute or Publicly Perform an Adaptation only under the terms of: (i) this License; (ii) a later version of this License ...
1
vote
1answer
54 views

Is there an official guideline from Creative Commons on how a CC-BY-SA 3.0 website could “upgrade” to CC-BY-SA 4.0?

It looks like Creative Commons only allows a relicensing from CC-BY-SA 3.0 to CC-BY-SA 4.0 for derivative works: You may Distribute or Publicly Perform an Adaptation only under the terms of: (i) ...
3
votes
1answer
73 views

Why didn't Creative Commons make CC-BY-SA 4.0 backwards compatible with CC-BY-SA 3.0?

According to Wikipedia's official copyright FAQ: According to the WMF legal team, CC BY-SA 4.0 is not backwards compatible with CC BY-SA 3.0. Therefore, mixing text licenses under 3.0 and 4.0 would ...
8
votes
2answers
261 views

How do you write an attribution if there's ambiguity over which version of Creative Commons applies?

Currently there's a discussion on Meta over whether or not StackExchange was allowed to retrospectively change their licensing policy from CC SA 3.0 to CC SA 4.0. Presuming that it is indeed an open ...
2
votes
1answer
157 views

Can I include an image covered by CC Attribution-ShareAlike 4.0 in a deck for a paid online course?

I would like to include this picture from Wikimedia into a deck that I am using to film a paid course on Udemy. The image was created by Elizabeth Goodspeed and covered by CC BY-SA 4.0 While I ...
2
votes
0answers
64 views

Using CC-BY-SA 3.0 data in commercial web application

There is a study published as a PDF under Creative Commons Attribution-ShareAlike 3.0. Can I create a commercial (proprietary) web application that uses data from the study and makes computations as ...
7
votes
2answers
166 views

Creative Commons ShareAlike, weak or strong copyleft?

I am wondering whether Creative Commons ShareAlike is a weak or strong copyleft license. That is, does it allow linking with code with under a different license?
1
vote
1answer
40 views

What is the correct way to receive and give attribution to CC BY-SA asset contributions on a project managed with git?

The Creative Commons website gives this example for giving attribution to an image that was found on a website. For this project, contributors who wish to contribute assets would be sending the assets ...
1
vote
1answer
58 views

What is the correct way to add a CC BY-SA 4.0 license to the assets in a project already licensed under GPLv3?

These assets would include images, sounds, and anything else in the project besides the source code. I own the copyright to these assets. To be clear, I'm asking how I would actually apply the ...
6
votes
1answer
134 views

In which cases must I relicense my product under the CC BY-SA license?

Because copyright law can encompass a huge range of scenarios and be unclear to talk about in abstract terms, I'm going to give concrete examples. I understand CC BY is a permissive license. All it ...
1
vote
1answer
76 views

How do Wikipedia licenses, CC-BY-SA and GFDL differ?

Wikipedia licenses most of their text and images under two licenses, CC-BY-SA and GFDL. We can choose either of the licenses while using the work. I know both of them are copyleft licenses and ...
10
votes
2answers
1k views

Will adding a BY-SA image to a blog post make the entire post BY-SA?

I tried to read the license deed but it was too advanced for me to understand. Consider these 2 situations, I take a CC-BY-SA image and upload it to my blogpost it as is, without any modification. I ...
2
votes
1answer
62 views

My university is asking to choose between BY-SA and GFDL to release my work

An infographic I designed is to be uploaded to my university website. They have asked me to choose between the BY-SA and GFDL to release my work. I tried looking up the difference but I cannot find ...
4
votes
1answer
90 views

Can I sell Wiktionary data?

I'm wanting to sell Wiktionary word definitions - not the raw page HTML and content, but extract the word definitions and package them in a couple of formats: Documents (e.g. PDF) Powerpoints App ...
4
votes
1answer
65 views

Licensing a segmentation dictionary derived from CC SA-BY source (Wikipedia)

We are creating a Japanese Morphological Analyzer (https://github.com/ku-nlp/jumanpp), but it needs a segmentation dictionary to perform the analysis. We want to license the analyzer under a ...
3
votes
1answer
154 views

Using Wiktionary data in mobile app

I'm planning a language app for mobile devices using data from Wiktionary. I'm planning on web-scraping the content and compiling it into a database that I'll package with my app. Most Wiktionary ...
4
votes
1answer
96 views

How could I copyleft a document that contains a substantial amount of both code and prose?

I am writing a document in LaTeX that contains large sections of Python code and output. Typically, I like to license my writing under CC BY-SA 4.0 and my code under GPLv3. I have already placed a CC ...
4
votes
1answer
388 views

MIT-licensed project with CC-BY-SA dependency

I have a project (code) that I am wanting to license as MIT. It has a few dependencies, mostly assets (icons and images). Some dependencies are MIT and I include their licenses in the source, but a ...
18
votes
2answers
1k views

Can I “upgrade” the version of CC BY-SA from 3.0 to 4.0 in my modification?

What I'm doing: I'm adapting a work licensed under CC BY-SA 3.0 Unported license to a different language. I'm indicating the original work and its license. I'm indicating that I have made changes to ...
3
votes
1answer
45 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
16 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
1answer
131 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
76 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
156 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
65 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 ...
11
votes
2answers
835 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
87 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. ...
3
votes
1answer
587 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
102 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, ...
4
votes
2answers
132 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
103 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
89 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
1answer
73 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
329 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 ...
3
votes
1answer
496 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
95 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
98 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 ...