[MapProxy] CC-BY-SA AccessConstraints in documentation & tests

Sebastiaan Couwenberg sebastic at xs4all.nl
Wed Aug 3 14:17:23 PDT 2016

On 08/03/2016 10:57 PM, Simon Poole wrote:
> Now while it is obviously a misunderstanding given that the message
> doesn't have anything to do with the code licence  CC by-SA 2.0 is
> clearly compatible with the open definition, so it is not quite clear
> what the issue is supposed to be even -if- it was the code licence.

The issues with CC-BY licenses are been documented here:


The anti-DRM provisions and requirement that downstream users remove an
author's credit upon request from the author, are considered DFSG non-free.

Only CC-BY-SA >= v3 is compatible because it addresses those concerns, see:


Kind Regards,


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