Which PHP frameworks are used by corporations?

Question

There are several questions about PHP frameworks, but I\'m curious as to which one(s) are used in the commercial world when developing web applications with PHP. At my first web

Answer 1

I think it gets more and more common to use a framework. A few years back most programmers developed their own framework. But the cost to train a new employee for such a framework gets higher and higher. Therefore many companies are moving now to well known frameworks.

I guess that Zend is currently the most used Framework in the corporate environment. One reason is that it does not give you any restrictions on the model layer.

I can not predict the future but I guess that Flow3 will be used in the future too. It is the new Framework behind Typo3. And many Typo3 developers (web designers) who need to write web applications will probably use Flow3 then.