- r -
- ReadOnly : Akonadi::Collection
- Receiver : Akonadi::MessageModel
- Recursive : Akonadi::CollectionFetchJob
- RecursiveSizeRole : Akonadi::CollectionStatisticsModel
- RecursiveStatisticsRole : Akonadi::CollectionStatisticsModel
- RecursiveTotalRole : Akonadi::CollectionStatisticsModel
- RecursiveUnreadRole : Akonadi::CollectionStatisticsModel
- RemoteId : Akonadi::ItemModel
- RemoteIdRole : Akonadi::EntityTreeModel
- RemoveDuplicates : Akonadi::StandardMailActionManager
- RemoveFromFavoriteCollections : Akonadi::StandardActionManager
- RenameFavoriteCollection : Akonadi::StandardActionManager
- ResourceProperties : Akonadi::StandardActionManager
- RestoreCollectionsFromTrash : Akonadi::StandardActionManager
- RestoreItemsFromTrash : Akonadi::StandardActionManager
- ReverseName : DisplayNameEditWidget
- ReverseNameWithComma : DisplayNameEditWidget
- Role : Akonadi::ContactsTreeModel
- Root : Akonadi::SpecialMailCollections
- Running : Akonadi::AgentBase , Akonadi::ServerManager , Akonadi::AgentInstance