BotMan : BotMan is a framework agnostic PHP library that is designed to simplify the task of developing innovative bots for multiple messaging platforms, inclu...
Idiorm and Paris : A minimalist database toolkit for PHP5.
Object relational mapper (ORM), fluent SQL query builder and Active Record implementation for PHP.
Swift Mailer : Swift Mailer integrates into any web app written in PHP 5, offering a flexible and elegant object-oriented approach to sending emails with a multitude...
TCPDF : TCPDF is a FLOSS PHP class for generating PDF documents.
Text_Highlighter : Provides functionality to perform syntax highlighting for different file formats.
A powerful class which allows to create and merge unified diff patches into any file. Fully written in PHP, uses the GNU standard unified diff format and allows any operation (creation/update/deletion).