- ArrayOption
- BooleanOption
- ByteOption
- CharOption
- DoubleOption
- FloatOption
- IntOption
- LongOption
- NotifyOption
- Option
- OptionArrayable
- OptionEvent
- OptionException
- OptionListener
- OptionMenu
- OptionModifiable
- OptionModificationException
- OptionModule
- OptionModuleRegistrar
- OptionNotifier
- OptionProcessingException
- OptionRegistrar
- OptionRegistrationException
- Options
- ShortOption
- SimpleProcess
- Stoppable
- StreamPrinter
- StringOption
- Utility