[TYPO3] Fee for GPL and

[Dmitry Dulepov [typo3]]

Hi!

Xavier Perseguers wrote:
> AFAIU, extensions that use TYPO3 framework have to use the GNU GPL too. 
> Is that true? That means that they are automatically open source. I know 

No, it does not. You are not required to make your development open source. But if one legally gets your code, he can release it to public and you can't ask to make it private. This is what GPL does.

> there will be changes for TYPO3 5.0 but for now I speak of the 4.x 
> branch ;-)

v5 is released under GPLv2.

-- 
Dmitry Dulepov
TYPO3 Core team
My TYPO3 book: http://www.packtpub.com/typo3-extension-development/book
In the blog: http://typo3bloke.net/post-details/typo3_code_formatting_in_eclipse/