- Attributes : KFileMimeTypeInfo, KFileMetaInfo, KFileMetaInfoItem
- DispatchQueue : KIO::DataSlave
- ExtraFieldList : KProtocolInfo
- Hint : KFileMimeTypeInfo, KFileMetaInfo, KFileMetaInfoItem
- JobList : KIO::Scheduler
- KSSLValidationList : KSSLCertificate
- KURLComboItem : KURLComboBox
- List : KServiceType, KServiceGroup, KService, KMimeType, KImageIOFormat
- OfferList : KServiceTypeProfile, KTrader
- OfferListIterator : KTrader
- Ptr : KIO::ParseTreeBase, KServiceType, KServiceSeparator, KServiceGroup, KService, KProtocolInfo, KMimeType, KImageIOFormat
- QStringPairList : KExtendedBookmarkOwner
- SPtr : KServiceGroup
- Unit : KFileMimeTypeInfo, KFileMetaInfo, KFileMetaInfoItem