| AnnotationDialog | The dialog used for tagging images |
| Browser | The component that allows you to narrow down the image set |
| CategoryListView | |
| DateBar | |
| DB | The core database classes |
| Exif | |
| Exiv2 | |
| HTMLGenerator | Tool to generate static web pages |
| ImageManager | |
| ImportExport | |
| KexiDB | |
| KIO | |
| KIPI | |
| MainWindow | The main window plus a number of dialogs |
| Phonon | |
| Plugins | |
| Settings | Classes for storing and configuring the settings of KPhotoAlbum |
| SQLDB | |
| SQLDB::Schema | |
| ThumbnailView | The classes in this namespace makes up the thumbnail window |
| Utilities | Collection of a number of utilities used throughout the code |
| Viewer | Viewer used for displaying images and videos |
| XMLDB |
1.5.8