Questions tagged [cc-by-sa]

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

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3 votes
1 answer
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Copyleft/share-alike non-attribution licenses?

Is there any existing license can a person can use to distribute a document that allows reuse, derivative works, and free distribution, under the condition of it being licensed under the same or a ...
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  • 33
8 votes
2 answers
526 views

How to provide credit when modifying a design with a CC BY-SA license?

Background: A few years ago, I've designed a low-cost scientific instrument and published all schematics, building instructions and necessary scripts in open source under the Creative Commons ...
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2 votes
1 answer
63 views

Using CC-BY-SA style file with a CC-BY template (to allow filled-in-templates to be private)

This is another try of my previous question. Still trying to find a license that will be open source, but protect the end documents (which are personal) from the templates (which are blank). I have a ...
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  • 145
0 votes
1 answer
107 views

Can I use a CC BY-SA 4.0 Picture in my CC BY-NC-SA 4.0 Book?

With proper references and credits. Edit: I am using couple of pictures, one as an e-book cover and the rest for decorating the head of various chapters. The pictures are insignificant for the ...
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4 votes
1 answer
199 views

Questions about CC BY-SA 3.0 text adaptaion and penalties for violations

I am plan to use big non-modified parts of text from Wikipedia under CC BY-SA 3.0 in new text material also licensed under CC BY-SA 3.0: just copy paste it into new material. Than i want create a list ...
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  • 83
2 votes
2 answers
60 views

CC BY-NC-SA "ShareAlike" (source vs binaries)

If I use and adapt a part from the source code of an open-source (Java) project Licensed under CC BY-NC-SA (3.0) into my project : I know the "ShareAlike" requirement means I'll have to ...
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  • 21
9 votes
3 answers
2k views

Changing my own non-software project from GPLv3 to CC BY-SA

I have a growing project which is a platform for 3D printers. The project contains printable parts and bills of materials. I defaulted to releasing it under GPLv3 without much thinking but since it's ...
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  • 193
-1 votes
1 answer
75 views

a problem with SIMILAR emojis to existing ones

it was some time ago but, yeah, my emojis (yes, emojis, not a joke, that's not even funny) ruined my github account (i just got flagged). for the now i was trying to use other platforms/solutions (...
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1 vote
1 answer
80 views

Content mix under CC BY 2.0 and CC BY-SA 3.0. Which type of final license should I use?

I have a plan to use on my page content mix under different license sources: text materials from Wikipedia under CC BY-SA 3.0, and some images from Flickr under CC BY 2.0 and most part of images from ...
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  • 83
0 votes
1 answer
63 views

CC-BY-SA 3.0 and (A)GPLv3

I'd like to ask a more general question and then I'd like to ask a more detailed one based on my specific case. Suppose that I'm writing a software I'm planning to release under the terms of the ...
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  • 103
0 votes
1 answer
52 views

Can I use together React SPA under GPLv3 with materials from wikipedia under CC-SA 3.0?

I have a plan create non-commercial React SPA like a demo of my skills for own portfolio. Source code of my work will be available on GitHub under GPLv3. I want to use parts of text materials from ...
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  • 83
0 votes
0 answers
94 views

Can a database include both ODbL and CC BY-SA works?

The CC BY-SA license is incompatible with the ODbL license. The confusing thing about ODbL is that it seems to pertain to entire databases, rather than to individual works. Is it possible then to have ...
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  • 270
4 votes
1 answer
122 views

Company policy says no code under license requiring sharing source can be used. Stack Overflow is CC-BY-SA. Does this mean we can't use SO at work?

Training at work regarding software licensing instructed us that we should not use code from any project using a license that requires sharing modifications such as the GPL. We can use Linux as an OS ...
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  • 333
1 vote
1 answer
40 views

Translate the text under MIT to CC BY-SA project

There is one "document only" opensource project under MIT license. So it is only text files under Markdown syntax with useful info for people. It is in language A (human language, not ...
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2 votes
1 answer
87 views

Do I have to open source my app if I use unmodified API data licensed under CC-BY-SA 4.0

I'm working on a little Quiz App. To get questions I use Open Trivia DB All data provided by the API is available under the Creative Commons Attribution-ShareAlike 4.0 International License. I have ...
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2 votes
2 answers
230 views

Can I create a SVG site containing files with all these licenses?

My site My site is like a gallery of SVG files from different sources, with different licenses. In a way similar to https://www.flaticon.com/. When clicking on an item it will show on a modal together ...
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4 votes
2 answers
183 views

Using CC-BY-SA (v3 and v4) content in YouTube video

I am creating a YouTube video in which I would like to include some images that have CC-BY-SA (v3 and v4) licenses. I understand that my video would then be considered a derivative work and that I ...
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1 vote
0 answers
30 views

How do I go about having stuff licensed differently in a project licensed under a different license?

Suppose my project A is licensed under AGPL v3. Now I choose to include stuff (a filter list actually) from different sources, which are licensed under GPLv2, CC-BY 4.0, and I have combined them in a ...
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6 votes
1 answer
193 views

A non-bloated license for documentation with the benefits of GPL?

In response to one of the FAQs, FSF has noted: It is possible to use the GPL for a manual, but the GNU Free Documentation License (GFDL) is much better for manuals. The GPL was designed for programs; ...
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  • 1
1 vote
1 answer
212 views

How do I apply the Creative Commons Attribution-ShareAlike license?

I would like to create a github repository with this edited and in a special presentation format. How should I do it? What files the repository should contain and with what contents.
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  • 21
4 votes
3 answers
147 views

Can I use documentation licensed under CC BY-SA 4.0 in an application?

There is a very complex API endpoint with a documentation licensed under CC BY-SA 4.0. Due to its complexity, I am considering developing a commercial visual drag & drop editor (single-page web ...
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  • 141
6 votes
3 answers
1k views

Does every adaptation of a CC BY-SA work violate its terms?

I read somewhere (I cannot recall where) that licensing a work under a Creative Commons license (or any license, really) is like adding a second license on top of the "license" that ...
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  • 161
5 votes
2 answers
466 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 ...
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  • 53
7 votes
1 answer
1k 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 ...
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  • 173
5 votes
1 answer
300 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 ...
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  • 173
4 votes
1 answer
121 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 ...
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  • 151
3 votes
1 answer
82 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?
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12 votes
5 answers
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 ...
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3 votes
1 answer
690 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 ...
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3 votes
0 answers
99 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 ...
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  • 443
4 votes
2 answers
101 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. ...
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65 votes
2 answers
3k 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?
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-1 votes
1 answer
42 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 ...
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  • 721
5 votes
1 answer
229 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....
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3 votes
1 answer
61 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 ...
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  • 270
4 votes
1 answer
343 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 ...
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1 vote
1 answer
97 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) ...
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3 votes
1 answer
172 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 ...
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8 votes
2 answers
281 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 ...
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2 votes
1 answer
274 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 ...
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  • 23
2 votes
0 answers
150 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 ...
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7 votes
2 answers
381 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?
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  • 173
1 vote
1 answer
57 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 ...
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  • 111
1 vote
1 answer
93 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 ...
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  • 111
6 votes
1 answer
237 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 ...
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  • 161
1 vote
1 answer
169 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 ...
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  • 347
10 votes
2 answers
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 ...
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  • 347
2 votes
1 answer
78 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 ...
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  • 347
3 votes
1 answer
135 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 ...
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  • 49
4 votes
1 answer
104 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 ...
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