[Qt-interest] Licensing

Bruce Cran bruce at cran.org.uk
Mon May 31 23:24:50 CEST 2010


On Mon, 31 May 2010 22:43:33 +0200
Jan <janusius at gmx.net> wrote:

> 
> >> You must purchase a Qt Commercial Developer License from us or
> >> from one of our authorized resellers before you start developing
> >> commercial software.
> 
> Sorry, this might be a little bit OT: But what exactly is
> "commercial" software here? Am I not allowed to sell a software I
> build with LGPL'd Qt? I thought I could even sell a GPL software (if
> someone would pay).

You can certainly sell software developed with the LGPL version: what
it's saying you can't do is to mix-and-match using the LGPL and
commercial versions of Qt: if you're going to get a commercial
version of Qt all your code must be written using that version.

-- 
Bruce Cran



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