| B | H | PartManager (KParts) |
| BrowserArguments (KParts) | HistoryProvider (KParts) | PartSelectEvent (KParts) |
| BrowserExtension (KParts) | L | Plugin (KParts) |
| BrowserHostExtension (KParts) | LiveConnectExtension (KParts) | PluginInfo (KParts::Plugin) |
| BrowserInterface (KParts) | M | R |
| BrowserOpenOrSaveQuestion (KParts) | MainWindow (KParts) | ReadOnlyPart (KParts) |
| BrowserRun (KParts) | O | ReadWritePart (KParts) |
| E | OpenUrlArguments (KParts) | S |
| Event (KParts) | OpenUrlEvent (KParts) | StatusBarExtension (KParts) |
| F | P | W |
| Factory (KParts) | Part (KParts) | WindowArgs (KParts) |
| G | PartActivateEvent (KParts) | |
| GUIActivateEvent (KParts) | PartBase (KParts) | |