Re: PostGIS in a commercial project

On Monday, October 24, 2011 12:31:16 am Thomas Kellerer wrote:
> Eduardo Morras, 21.10.2011 20:53:
> >> Now PostGIS is licensed under the GPL and I wonder if we can use it
> >> in a commercial (customer specific) project then. The source code
> >> will not be made open source, but of course the customer will get
> >> the source code.
> >>
> >> Is it still OK to use the GPL licensed PostGIS in this case? Is
> >> that then considered a derivative work because the application will
> >> not work without PostGIS?
> >
> > If it's pure GPL, then postgresql is automagically relicenced to GPL,
> > because postgresql allows relicencing and GPL force it to be GPL.
> > Your source code must be in GPL too. Remember, it's a virus licence
> > and has the same problem that Midas king had.
>
> Thanks for the answer.
>
> I think we'll better be safe than sorry and we will not use PostGIS then.

When in doubt read the source:

http://www.opensource.org/licenses/gpl-2.0.php

In particular sections 2 & 3. I see nothing that precludes you doing what you
want.

>
> Regards
> Thomas

--
Adrian Klaver
adrian(dot)klaver(at)gmail(dot)com