This inheritance list is sorted roughly, but not completely, alphabetically:

[detail level 1234]

Calbert::Action	Action used by result items (Item)
Calbert::BackgroundExecutor< T >	Provides a lean interface for recurring indexing tasks
▼Calbert::Dependency< T >	Base class for StrongDependency and WeakDependency
Calbert::StrongDependency< T >	Convenience holder class for plugin hard dependencies
Calbert::WeakDependency< T >	Convenience holder class for plugin soft dependencies
▼Calbert::Extension	Abstract extension class
Calbert::ExtensionPlugin	Convenience base class for extension plugins
Calbert::FallbackHandler	Abstract fallback provider
Calbert::PluginProvider	Plugin provider interface class
Calbert::TelemetryProvider
▼Calbert::TriggerQueryHandler	Abstract trigger query handler
▼Calbert::GlobalQueryHandler	Abstract global query handler
Calbert::IndexQueryHandler	Index query handler class
Calbert::ExtensionWatcher< T >	Non-QObject extension registry observer
Calbert::IndexItem	An item utlized by ItemIndex
▼Calbert::Item	Result items displayed in the query results list
Calbert::StandardItem	General purpose value type Item implememtation
Calbert::Match	Augmented match score
Calbert::MatchConfig	Configuration for string matching
Calbert::Matcher	Configurable string matcher
▼Calbert::PluginInstance	Abstract plugin instance class
Calbert::ExtensionPlugin	Convenience base class for extension plugins
Calbert::PluginLoader	Plugin loader interface class
Calbert::PluginMetaData	Common plugin metadata of plugins
▼CQObject
Calbert::ExtensionPlugin	Convenience base class for extension plugins
Calbert::ExtensionRegistry	The common extension pool
Calbert::Frontend	The interface for albert frontends
Calbert::InputHistory	Input history class
Calbert::Notification	The notification class
Calbert::Query	Common query object
Calbert::RankItem	An Item with a score
CTimeIt