File Upload widget with multiple file selection, drag&drop support, progress bar, validation and preview images, audio and video for jQuery. Supports cross-domain, chunked and resumable file upload…

Xdebug — Step Debugger and Debugging Aid for PHP

Beautiful and understandable static analysis tool for PHP

PHPCI is a free and open source continuous integration tool specifically designed for PHP.

Correios shipping to the WooCommerce WordPress plugin

Claudio Sanches - PagSeguro for WooCommerce - WordPress Plugin

PHP solutions to Codility tasks

A dead simple single file Memchaced stats dashboard in PHP.

Magento module to dynamically add Cache Keys to blocks

The Zoom Full-Page Cache for Magento (by Ezra Morse of EZAPPS)

PHP 5.2->5.3 migration script

Symfony2 Bundle for hierarchy relationship between entities with ACL Permissions.

Enhancement to Magento to allow simple product prices to be used instead of the default special-case configurable product prices