[OSM-legal-talk] Share-alike license for gps coordinates derived from OSM

Rob Myers rob at robmyers.org
Thu Sep 4 09:26:27 BST 2008


Depending on how it relates to the OSM data, you might be able to BY
your data, and then this could be combined with OSM's data to produce
a BY-SA derivative.

See here for compatibility: http://creativecommons.org.tw/licwiz/english.html

- Rob.

On Thu, Sep 4, 2008 at 7:52 AM, Kari Pihkala <kari.pihkala at gmail.com> wrote:
>> Hi,
>>
>> I'm creating a web site where people can set locations for places over a
>> osm
>> map. I also allow public to download these coordinate sets freely.
>> I think according to your share-alike license the derived coordinates must
>
>> be under the same license (by-sa 2.0)? I'm ok about this.
>>
>> However, people are also inserting additional information about these gps
>> coordinates, such as place names, address, etc.
>> As the data set is a combination of gps coordinates (derived from osm map)
>
>> and names, addresses etc. does it mean that the whole data set must be
>> licensed under by-sa-2.0??
>>
>> BR,
>> Kari
>
> I'm anwering myself, as I found the answer in FAQ. (should have read it
> first!!)
>
>
> http://wiki.openstreetmap.org/index.php/Common_licence_interpretations
>
>
> "I created a layer on top of an OSM map. What do I have to put under your
> license?
> ... If what you create is based on OSM data (for example if you create a new
> layer by looking at the OSM data and refering to locations on it) then it is
> likely you have created a derivative work.
>
> ... If you have created a derivative work, the work as a whole must be
> subject to the OSM licence. .."
>
> I was thinking about licensing my own data under CC-BY, but your FAQ says
> that I have to license it under CC-BY-SA.
>
>
> I see two options for me:
> 1. Dual license the data (all data with coordinates under CC-BY-SA, my data
> without the coordinates under CC-BY)
> 2. Single license the data under CC-BY without any coordinates. No one will
> have access to the coordinates.
>
>
> BR,
> Kari
>
>
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>
>




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