| [addon](help/database/db_addon) | registered addons |
| [apcontact](help/database/db_apcontact) | ActivityPub compatible contacts - used in the ActivityPub implementation |
| [application](help/database/db_application) | OAuth application |
+| [application-marker](help/database/db_application-marker) | Timeline marker |
| [application-token](help/database/db_application-token) | OAuth user token |
| [attach](help/database/db_attach) | file attachments |
| [cache](help/database/db_cache) | Stores temporary data |
| [post-content](help/database/db_post-content) | Content for all posts |
| [post-delivery](help/database/db_post-delivery) | Delivery data for posts for the batch processing |
| [post-delivery-data](help/database/db_post-delivery-data) | Delivery data for items |
+| [post-history](help/database/db_post-history) | Post history |
| [post-link](help/database/db_post-link) | Post related external links |
| [post-media](help/database/db_post-media) | Attached media |
| [post-question](help/database/db_post-question) | Question |