Zend Studio 5 is the only Integrated Development Environment (IDE) available for professional developers that encompasses all the development components necessary for the full PHP application lifecycle. Through a comprehensive set of editing, debugging, analysis, optimization and database tools, Zend Studio 5 speeds development cycles and simplifies complex projects.
Homepage - http://www.zend.com/products/zend_studio
Size: 68.5 MB
Download:
http://downloads.zend.com/studio/5.5.0b/ZendStudio-5_5_0b.exe
Zend Studio Enterprise Registration