PEAR is a structured library of high quality open-source code for PHP users. PEAR's mission is to provide reusable components, lead innovation in PHP, provide best practices for PHP development and educate developers.

The Web Application Component Toolkit is a PHP framework for creating web applications. WACT facilitates a modular approach where individual, independent or reusable components may be integrated into a larger web application. WACT assists in implementing the Model View Controller pattern and the related Domain Model, Template View, Front Controller and Application Controller patterns.

Seagull is a mature OOP framework/CMS for building web, command line and GUI applications.

Developed several Automatic Text Classifiers (with focus on opinion mining and sentiment analysis) and an Information Extraction system for a R&D job with a fund granted by the Research Consortium of Turin Polytechnic. Field: machine learning. Languages: C, C++, Java.

Experimental rewrite of libSVM and LibSVM-Plus.

Kafka is a high-throughput distributed publish-subscribe messaging system written by LinkedIn. I contributed a PHP client providing both a Producer and a Consumer.