The PHP Web Toolkit enables the rapid development of multi-layered web applications and is designed to be easy to use, extensible, reliable, reusable, scalable and secure. It integrates with ADOdb, FCKeditor, kses, Libmcrypt, Libmhash and Smarty.
This is a custom network stack with a process-per-protocol, or more accurately, thread-per-protocol design, supporting a crude distributed database intended as demonstration or exercise for students studying the course of computer networking.