Frontmatter

How to write frontmatter for metadata available in DocuBook

Format

markdown
---
title: Frontmatter
description: How to write frontmatter for metadata available in DocuBook
---

your content here...

Below is a table of available frontmatter fields for documentation pages:

Field Name	Type	Required	Description
title	string	Yes	The page title, displayed in the header and metadata.
description	string	Yes	A short description of the page, used for SEO and previews.
image	string (URL)	No	URL for the Open Graph image (`og:image`), used when sharing the page on social media.
date	string	No	Publication date in `DD-MM-YYYY` format (e.g. `10-06-2026`). If omitted, the file's last modified time is used automatically.

Last updated Jul 4, 2026