OGKit

Rules / og-image-alt-missing · ruleset 2026-07

Missing og:image:alt

warningog-image-alt-missing
Rule idog-image-alt-missing
Severitywarning
CategoryImages
Platformsall platforms
Needs humanno

What this is

Missing og:image:alt. OGKit rule og-image-alt-missing (warning). The id is a public API for the docs URL and CI --disable key; do not rename it.

Search phrases that should land on this page:

  • Missing og:image:alt
  • og:image:alt is missing

Why it matters

og:image:alt improves accessibility and is consumed by some platforms when the image fails to load.

Which platforms are affected

All OGKit platform profiles, including major social, chat, and search crawlers that consume these tags.

Platform-specific crawler budgets and field priority live in the platform behaviour reference.

How to reproduce

  1. Search for `property="og:image:alt"`. Missing or empty content triggers the warning.

How to fix

Add a short plain-language description of the share image.

Example fix:

<meta property="og:image:alt" content="Product screenshot on a dark background" />