PHPlib is a PHP application development framework that provides you with an easy to manage Object Oriented way to handle sessions, authentication and permissions in your PHP application. PHPlib also has serveral helper classes, prominent amongst them are the DB_sql, template, OOH forms and cart.

The library will help you to write medium to large sized data-driven web applications. "Medium to large sized applications" are applications that consist of multiple database queries, have to generate tables from database data, need a user interface that generates SQL queries or need a comfortable and user-friendly way to protect pages or functionality on pages. "Data-driven" applications are applications that make use of a supported SQL-database to create HTML content and that use HTML forms to drive database transactions.