Open Graph Basics
Start here if you are fixing missing tags, wrong images, or weak link previews.
Debugging & Testing
Use these when the browser looks fine but the social preview is still wrong.
Open Graph Checker
Paste a URL, inspect the tags, and preview how the card renders.
OG Checker Chrome Extension
Inspect tags on the current page without leaving the browser.
Why OG Images Fail on Social Platforms
Debug crawler access, caching, localhost, redirects, and image fetches.
How to Clear Cached OG Images
Refresh stale previews and know when to version the og:image URL.
Social Preview Debugger Tools
Which debugger to use for Facebook, LinkedIn, X, Slack, and chat apps.
Integrations
Add OG images to the stacks where static HTML and crawlers can disagree.
Crawlers
Reference pages for the bots that fetch pages and images for previews.