AS2Secure is a PHP library that allows you to send and receive AS2 (Applicability Statement 2) messages from partners. The project is split into two parts: a client to send one or more documents to a partner and a server to receive one or more documents from a partner. Its main features are asyncronous and syncronous MDN, partner setup, digital signatures, message encryption, secure transport (using OpenSSL), support for SSL client authentication, and multiple attachments (AS2 1.2).
The ApPHP TreeMenu is a PHP script that generates a multi-level tree menu control. It was specially designed for Web developers. A tree menu is one of the most popular and commonly used navigation controls, and this script allows you to set one up and use it in no time. It has a collapsible vertical tree listing that resembles the Windows Explorer folder view. It also makes it easier for visitors to find things, looks professional, and helps to organize a large amount of data into a hierarchical order with as many nodes and sub-levels as you need. Expandable elements can be used as links or just expanded. The sub-menus are opened and closed by a mouse click.
Auto form is a PHP class that can be used to generate HTML forms to manipulate MySQL table records. It can take a list of MySQL table fields and generate HTML for forms to select, insert, update, and delete table records. The class can also perform given validations of specified fields and invoke given callback functions on certain form processing events.
Brimbox is a database system that was designed to bridge the gap between spreadsheets and custom databases. It is intended to be an alternative to Access and Filemaker. Although Brimbox has its own modular approach, it is customizable in the spirit of Wordpress, though it is a database interface and not a CMS.