Part of lp.app.interfaces
Note that these are not interfaces to application content objects.
| Interface | ILaunchpadCelebrities | Well known things. |
| Interface | IServiceUsage | Pillar service usages. |
| Interface | ILaunchpadUsage | How the project uses Launchpad. |
| Interface | IHasIcon | An object that can have a custom icon. |
| Interface | IHasLogo | An object that can have a custom logo. |
| Interface | IHasMugshot | An object that can have a custom mugshot. |
| Interface | IPrivacy | Something that can be private. |
| Interface | IHeadingContext | Something that appears in a page's header section. |