What does Astro Head Check validate?
It validates the presence and correctness of <title>, meta description, canonical link, and optionally robots meta tags.
Astro Head Check Plugin FAQs
Clear explanations of how Astro Head Check prevents SEO and indexing issues before deployment.
Last Updated: 01 April 2026
Can Astro Head Check fail a build?
Yes. When configured in error mode, the build fails immediately if validation issues are found.
What is warning mode?
Warning mode logs issues but allows the build to complete successfully.
Are 404 pages checked?
No. 404 pages are automatically skipped to avoid false positives.
How are redirect pages handled?
Pages using meta refresh redirects are detected and skipped automatically.
Does the plugin modify HTML output?
No. Astro Head Check performs validation only and never mutates output files.
Does Astro Head Check include analytics or telemetry?
No. The plugin performs no tracking, telemetry, or outbound network requests.
Which Astro versions are supported?
Astro Head Check supports Astro v4 and v5, including static and hybrid builds.
Is Astro Head Check open source?
Yes. Astro Head Check is fully open source and released under the MIT license.
Want to try it yourself?
Continue
Ready to validate your Astro site’s head metadata?