[cc-community] Why the GPL-incompatibility?

Javier Candeira javier at candeira.com
Sat Feb 10 10:36:23 EST 2007


Erm, drat! Answering to myself because I failed to provide the link to
either the EUPL <http://ec.europa.eu/idabc/en/document/6523> or to its GPL
compatibility exegesis: <http://ec.europa.eu/idabc/servlets/Doc?id=27472>.

Regards,

- Javier Candeira


Javier Candeira wrote:
> Greg London wrote:
>> The idea CC is apparently working on for making
>> licenses inter-operable is to put language into
>> the license that allows the content to be licensed
>> under the original license, or any license that is
>> deemed to be similar enough, for some fuzzy definition
>> of "enough".
> 
> A possible solution would be to allow distribution
> and modification under particular versions of particular
> licenses. This is the course taken by the European Union
> Public License or EUPL [1], which has an article that
> basically says "all of this and you can relicense under
> the GPL too".
> 
>> Since no CC license has a "source code" requirement,
>> I don't think any CC license will ever be directly
>> interchangable with GNU-GPL. But they are trying to
> 
> They don't have to be interchangeable as nobody relly
> needs GPL programs to be relicensed under CC by-sa.
> 
> It would be handy, though, if CC-licensed sounds and
> images could be distributed with a GPLd program under
> the same GPL license. This would  help the legal distrib-
> ution  by free distros of some apps (particularly games).
> Debian,  in particular, does not deem any CC license
> to be free, even the most permissive by and by-sa flavours.
> 
> As Creative Commons already -recommends the GPL for works
> made of code, an automatic one-way compatibility (CC-by or
> CC-by-sa automatically converting to GPL by inclusion in
> a GPL'd program) would be very useful.
> 
> - Javier Candeira
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