# ContentProperty

ContentProperty

A property a content type can carry. Support is expressed by inclusion in
`supportedProperties` — there are no exclusion lists. Grows additively.

**Status:** ⚠️ Experimental

**Values:**
- `board`
- `document`
- `firstComment`
- `gif`
- `image`
- `imageAltText`
- `linkAttachment`
- `retweetAttachment`
- `text`
- `thread`
- `video`