Zend Framework, the abbreviation ZF is used. It is an open source framework for simple creation of web applications. Zend Framework is written in PHP programming language - it is one of the frameworks over the PHP language.
Matthew Weire O’Phinney is the main architect of the Zend Framework.
Zend Framework in practice: Zend Framework is used primarily for the development of enterprise and web applications. The application itself is written in PHP.