Subpackages/11.1
From Joomla! Documentation
Classes with related functions within the Joomla Framework/Platform are gathered together into groups called subpackages. Each subpackage has its own directory within the /libraries/joomla directory. So, for example, the Application subpackage consists of all the classes within the /libraries/joomla/application directory.
The following subpackages are available in this version:-
- Access
- Application
- Base
- Cache
- Client
- Database
- Document
- Environment
- Error
- Event
- Filesystem
- Filter
- Form
- Html
- Installer
- Language
- Log
- Plugin
- Registry
- Session
- Updater
- User
- Utilities
