What is OG / Social Preview?
OG / Social Preview is a free online tool that reads a page's Open Graph and Twitter card tags and shows a preview of the link card. Fix missing titles, descriptions and images before sharing on Facebook, X, LinkedIn or WhatsApp.
Preview Open Graph and Twitter cards online. Fetch og:title, description, and image so shares look right — free OG preview / social media card checker on Fah Swe Tools.
Key features
- og:title, og:description and og:image extraction
- Twitter card tags
- Visual link-card preview
- SSRF-safe fetch; free
Popular uses
- Fix a link that shows no image when shared
- Check blog posts before social promotion
- Audit Open Graph tags across a site
Also known as: OG Checker, Social Media Preview, Twitter Card Validator, Link Preview Checker.
How to use
- Enter a public HTTPS URL.
- We extract title, description, and og:image.
- Review the visual card preview and fix missing tags.
FAQ
Exact Facebook look?
Approximate — platforms crop differently. Use this to catch missing fields.
Private URLs?
Blocked for security (no localhost / private nets).
What image size is best for Open Graph?
1200 × 630 pixels works well on Facebook, LinkedIn, X and WhatsApp.
Why does Facebook still show the old image?
Facebook caches previews. Update the tags, then refresh the cache with Facebook's Sharing Debugger.