• Serenity()

Base methods, such as get, set, etc

• Serenity::error()

Error reporting and logging

• Serenity::io()

Input / Output functions

• Serenity::ui()

Used in conjuction with the UI widget engine

• Serenity::user()

Session handling and ACL / Permissions

• Serenity::widget()

Widget Engine for building reusable mini-applications

• Serenity::output()

Output functions for writing to a browser, xml, file, etc

• Serenity::data()

Functions for accessing database data