Social Media Preview Testing

Use this page to test your social media previews and meta tags.

Testing Tools

LinkedIn Card Validator

Test your LinkedIn preview:

LinkedIn Post Inspector

Twitter Card Validator

Test your Twitter preview:

Twitter Card Validator

Facebook Sharing Debugger

Test your Facebook preview (for reference):

Facebook Sharing Debugger

Sample Article Preview

Article: Sample Article Title

Description: This is a sample article description for testing social media previews. It includes reading time and tags.

Author: Nikolaos Kapatos

Date: 1/29/2026

Reading Time: 5 minutes

Tags: technology, web development, astro

Generated OG Image URL:

 https://kapatos.com/og-image?title=Sample%20Article%20Title&description=This%20is%20a%20sample%20article%20description%20for%20testing%20social%20media%20previews.%20It%20includes%20reading%20time%20and%20tags.&author=Nikolaos%20Kapatos&date=2026-01-29T10%3A41%3A06.543Z&readingTime=5&tags=technology%2Cweb%20development%2Castro

Meta Tag Checklist

✅ Open Graph tags (og:title, og:description, og:image, og:type)
✅ Twitter Card tags (twitter:card, twitter:title, twitter:description, twitter:image)
✅ Article-specific tags (article:published_time, article:author, article:tag)
✅ Structured data (JSON-LD)
✅ Canonical URL
✅ Reading time integration
✅ Dynamic OG image generation

Testing Instructions

Copy your site URL
Paste it into the LinkedIn Post Inspector
Paste it into the Twitter Card Validator
Check that all meta tags are present and correct
Verify that the OG image displays properly
Test with different pages (home, about, articles)