Symfony is a full-stack framework, which is a collection of interconnected classes written in PHP.
MODx aids you to act as a controller of your online content. Being an Open Source PHP application framework, it liberates you construct sites precisely how you desire.
POG is an open source which inevitably creates fresh & tested Object Oriented code for your PHP4/PHP5 application.
4. ZEND STUDIO
Zend Studio for Eclipse syndicates proven competences to generate the world’s most influential IDE for Rich Internet Applications (RIAs).
It is a swift development framework for PHP that offers an extensible architecture for building, sustaining, and installing applications.
6. DBG | PHP DEBUGGER AND PROFILER
It is a full-featured php debugger, a collaborating tool that aids you debugging php scripts.
It empowers you to log to your Firebug Console by making use of a simple PHP method call.
It is an offspring of Auton Rijnsburg, expert in web services and software development.
It is a complete application framework and CMS(content management system) which is written in the extensively used web-scripting language PHP.
It is a great PHP framework with a very small footprint, made for PHP coders who want a modest and smart toolkit to generate full-featured web applications.
It is a cutting edge open source framework (written in PHP) on which developers can generate erudite web applications and designers can adore substantial flexibility.
It is an open-source PHP 5 framework that emphases on releasing developers from needless tedious, routine coding.
Desire to develop a data centric business application deprived of unclean code – PhpOpenbiz is the right solution for you!
The comprehensive documentation elucidation for PHP.
Seagull is an advanced OOP framework for constructing web, command line and GUI applications. Registered under BSD, the project permits PHP developers to effortlessly incorporate and accomplish code resources, and construct compound applications swiftly.
16. PHP/SWF CHARTS
PHP/SWF Charts is a meek, yet influential PHP tool to build beautiful web charts and graphs from lively data.
19. HTML PURIFIER