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Questions tagged [multi-licensing]

Works can be released under two (or more) licenses, which may or may not be compatible, giving recipients the choice of which terms they will abide by

3
votes
2answers
56 views

JPEG comment to convey Copyleft Multi-Licenced Copyright Notice

This question is related to Copyleft Multi-Licenced Copyright Notice. I upload pictures on commons.wikimedia.org and I want to facilitate the reuse but I want derivatives stay "libre". Therefore I ...
3
votes
2answers
47 views

Copyleft Multi-Licenced Copyright Notice

I want to allow any usage/modification/distribution of my work except with the restriction that my work and derivatives must stay "libre". Therefore I think the right way is to publish my work under ...
8
votes
2answers
933 views

License header for dual-licensed (AGPL or “non-free”) source code

For one of my products I plan to move from a commercial-only to a dual licensed license model: GNU Affero General Public License (AGPL) or a "non-free" license. I can imagine two options for the ...
7
votes
2answers
283 views

Using GPL-ed library from code with more permissive license (MPL-2)

I'm writing a library and a tool on top of it, and I would like to release both under MPL-2. However, the library has an optional dependency, another library which is released under GPL (not LGPL). I ...
9
votes
2answers
492 views

Does it make sense to license my content under a more restrictive license if it's licensed CC-BY-SA?

Let's say that I make a post on a Stack Exchange site. That content is owned by me, but I gave the company a perpetual and irrevocable license under Creative Commons Attribution Share Alike 3.0. As ...
8
votes
4answers
135 views

If something is licensed to me under two (Open Source) licences, can I redistribute under only one?

I have modified a particular file (A LaTeX Beamer Template) The readme says: The code of the package is dual-license. This means that you can decide which license you wish to use when using the ...
1
vote
1answer
99 views

How can I create my own fork of Creative Commons license for a book - educational use [closed]

How can I create my own educational license for my scholar books? I'm thinking in a fork of CC BY-SA-NC + educational use. What should I have in mind before write the license? These is our draft for ...
12
votes
3answers
148 views

Can paid-for Open Sourcing be a viable model for a freelancer?

Open sourcing doesn't necessarily mean that you give away your source code for free. I am wondering about the business model where your code is made public, free for personal/hobby use, but with a ...
50
votes
2answers
6k 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 ...
4
votes
2answers
150 views

Commercial AGPL application

I'm developing an application using iText. iText, unless a commercial license is purchased, forces you to abide by the AGPL. My plan is to sell commercial pre-compiled copies of my software at a small ...
4
votes
2answers
130 views

Do anything with this free beer except generate revenue, for that you'll need to purchase an additional beer license?

Background I'm working on a talk, complete with an accompanying resource pack and website. I've never released anything I believe to be of some actual significant monetary value to anyone else ...
13
votes
5answers
484 views

May someone else apply a license to CC0 material?

Alice licensed her work under CC0 1.0. May Bob take Alice’s work and publish it under another Creative Commons license (e.g., CC BY-SA)? If yes, may Bob publish it under his own name (i.e., not ...
8
votes
3answers
245 views

Licensing Community Wiki Posts at Stack Exchange

A while back, I ask this question: Can I Override a licensing Policy? I determined that instead of stating a license on a profile page, it dual-licenses the content posted by that user, instead of ...
2
votes
2answers
198 views

License for Graphics Design Program

I've written a Graphics Design program, with less functionality than Photoshop, but more than MS Paint. I've targeted the application towards teenagers and kids, mainly for educational usages for ...
11
votes
3answers
281 views

Can I apply one license to specific users and another to others?

Suppose I am a developer. I am developing a piece of software. I decide I want to make this code open source. But... I only want developers (or people that will be using the code in other projects) to ...
8
votes
1answer
123 views

How to license Stack Overflow contributions as permissive as possible? [duplicate]

Important: this related Meta Stack Exchange post. Code you post on Stack Overflow is licensed "cc-by-sa 3.0 with attribution required". Now this may pose problems for people wanting to use my ...
40
votes
3answers
918 views

Can I “Override” a licensing policy?

On many sites, especially Stack Overflow, I can't help but notice such amazing code snippets. However, they come with a "catch" designed by the author. With user contributions being licensed with the ...
8
votes
1answer
116 views

Dual license compatibility

Suppose I place work I publish under two licenses. If the two have conflicting attributes which property should be used. Can you specify which properties you want two be applied from the two licenses?...
20
votes
2answers
259 views

Will a dual license lock me in to a provider?

I want to use open source software for my business, and it is dual licensed. If I choose the paid license which provides support for any changes we require, will this mean that we are unable to change ...
15
votes
4answers
138 views

What is the most concise unambiguous way to represent dual licensing of a work?

I publish photos under multiple Creative Commons licenses and often want to indicate the licensing in a short caption or comment on the photo online or in print. If one of them is dual licensed, how ...