Execution: Handling script execution abortion

File: Common file operations

ImageAnalysis: Analysing image data (Exif, size)

ImageConversion: Manipulating images

Mail: Mail creating, sending, receiving and parsing

PersistentObject: ORM database layer

PersistentObjectDatabaseSchemaTiein: Scripts for generation PersistentObject definitions from database schemas

PhpGenerator: Generating PHP files

SystemInformation: Obtaining information about a system (CPU, Memory...)