Instantly preview how your links appear on Twitter, Facebook, LinkedIn, Discord, and Slack. Debug Open Graph tags and Twitter Cards in real-time.
Enter any URL below to check its Open Graph tags and see social previews
An Open Graph checker is a tool that analyzes and validates the Open Graph meta tags on any webpage. According to Meta's official documentation, "The Open Graph protocol enables any web page to become a rich object in a social graph." These meta tags control how your content appears when shared on social media platforms, affecting your click-through rates by up to 40% according to studies by Hootsuite Research.
Open Graph tags are critical for social media optimization (SMO) and indirectly impact your SEO performance. Research from Backlinko shows that content with optimized social previews receives 94% more views than content without proper meta tags. Here's why they matter:
Increased Click-Through Rate: Well-crafted OG images and titles can boost CTR by 150-200%
Brand Consistency: Control exactly how your brand appears across all social platforms
Social Signals: More engagement leads to more shares, which correlates with higher search rankings
Professional Appearance: Avoid broken or missing preview images that reduce trust
The Open Graph protocol, originally created by Facebook in 2010, defines several essential meta tags. According to ogp.me (the official specification), these four properties are required:
| Tag | Purpose |
|---|---|
| og:title | The title of your content (50-60 characters recommended) |
| og:type | The type of content (e.g., website, article, product) |
| og:image | URL of the preview image (1200×630px optimal) |
| og:url | The canonical URL of your page |
| og:description | Brief description (155-200 characters recommended) |
While Twitter (now X) supports Open Graph tags as a fallback, Twitter Cards provide additional functionality specific to the platform. According to Twitter's Developer Documentation, "Twitter Cards can drive traffic to your website by displaying your content attractively within tweets." Our tool checks both:
Enter your URL in the input field above — our tool accepts any valid webpage URL
Click "Check" to analyze the Open Graph and Twitter Card meta tags
Review the previews showing exactly how your link will appear on Twitter, Facebook, LinkedIn, Discord, and Slack
Examine the metadata section to see all detected tags and identify any missing or incorrect values
Fix any issues in your website's HTML <head> section and re-check to confirm
Each social platform has specific requirements for optimal display. Based on official guidelines from each platform, here are the recommended dimensions as of 2025:
| Platform | Recommended Size | Aspect Ratio |
|---|---|---|
| 1200 × 630 | 1.91:1 | |
| Twitter/X (Large) | 1200 × 628 | 1.91:1 |
| 1200 × 627 | 1.91:1 | |
| Discord | 1200 × 630 | 1.91:1 |
| Slack | 1200 × 630 | 1.91:1 |
After analyzing thousands of websites, these are the most frequent Open Graph implementation errors that hurt social sharing performance:
Missing og:image tag: Results in no preview image or platform's auto-generated image
Image too small: Images under 200×200 pixels may not display at all
Relative URLs: Always use absolute URLs (https://...) for og:image
Missing alt text: og:image:alt helps accessibility and can improve visibility
Title too long: Titles over 60 characters get truncated on most platforms
No fallback tags: Always include both OG tags and Twitter Cards for maximum compatibility
Open Graph tags are a specific type of meta tag designed for social media sharing. While standard meta tags like description are primarily for search engines, Open Graph tags (og:title, og:description, og:image) specifically control how content appears when shared on social platforms like Facebook, LinkedIn, and Discord.
Add the required meta tags to your HTML's <head> section. At minimum, include og:title, og:description, og:image, and og:url. If using a CMS like WordPress, plugins like Yoast SEO or Rank Math can generate these automatically. For Next.js or React, use the Metadata API or react-helmet.
Common causes include: using a relative URL instead of absolute, image dimensions too small (minimum 200×200px), image not publicly accessible (blocked by robots.txt or authentication), HTTPS issues, or the image URL returning a 404 error. Use this checker to diagnose the specific issue.
Platforms cache Open Graph data aggressively. Facebook caches for up to 7 days — use their Sharing Debugger to force a refresh. Twitter caches for about 7 days. LinkedIn can be refreshed via their Post Inspector tool.
Yes, this Open Graph checker is completely free with no registration required. You can check unlimited URLs and preview how they appear across all major social platforms including Twitter, Facebook, LinkedIn, Discord, and Slack.