Open Graph Preview

About Open Graph Preview

OG tag checker tools fetch and validate the Open Graph metadata for any URL and display a preview of how that page will appear when shared on social media. This free browser-based tool highlights missing or malformed tags so you can fix them before your links go live. No signup required. Check og:title, og:description, og:image, and other key properties in one quick scan.

Open Graph Preview is a free browser-based tool that shows how a web page will appear when shared as a link on social media platforms. When a URL is shared on Facebook, LinkedIn, Twitter, Slack, or similar platforms, the platform reads the Open Graph meta tags from the page head to construct a link preview card showing the page title, description, and thumbnail image. If these tags are missing or incorrect, the preview may look broken or unprofessional. This tool simulates the preview appearance for a given URL by fetching and parsing the page's Open Graph tags and rendering the preview in the visual format used by major platforms. It is used by SEO practitioners, content marketers, and web developers verifying that social sharing looks correct before a page is published or promoted. No account or installation is required.

Open Graph Preview is most commonly used as part of a pre-launch or pre-promotion checklist. Before sharing a new landing page, blog post, or product page on social media, verifying the Open Graph preview confirms that the og:title, og:description, og:image, and og:url tags are present, correctly filled, and produce an appealing preview card. Missing the og:image tag, for example, results in a link preview with no thumbnail, which significantly reduces click-through rates on most platforms. An og:image that is the wrong aspect ratio or too small may be cropped or not displayed at all. The recommended dimensions for Open Graph images are 1200 by 630 pixels at a minimum to ensure proper display across platforms. The tool simulates the preview appearance for Facebook/LinkedIn-style cards and Twitter Cards, showing how the same page appears in each format. For pages where the meta tags need updating, Meta Tag Generator provides a complementary tool for creating the correct HTML markup. After updating the meta tags, running the page through Open Graph Preview again confirms the changes are rendering correctly. Note that social platforms cache Open Graph data and may show an outdated preview even after tags have been updated. Facebook and LinkedIn provide their own URL debugger tools that force a cache refresh for specific URLs. The tool runs free in the browser.

How to use Open Graph Preview

  1. Enter your title and description
  2. Configure URL, image, and site name
  3. Generate and copy your Open Graph tags

Frequently Asked Questions

What is Open Graph and why does it matter?
Open Graph is a protocol developed by Facebook that controls how your webpage appears when shared on social media platforms. By defining tags like og:title, og:description, and og:image in your page's <head>, you control the title, description, and preview image displayed in social sharing cards making your content more clickable, professional, and visually appealing across all platforms.
Which social media platforms use Open Graph tags?
Open Graph tags are supported by all major social media platforms including Facebook, LinkedIn, WhatsApp, Telegram, Slack, and Discord. X uses its own X Card tags but also falls back to Open Graph tags when X-specific tags are absent making a single set of well-optimized Open Graph tags effective across virtually every major sharing platform.
Why should I preview my Open Graph tags before publishing?
Different platforms render Open Graph previews differently varying in image dimensions, title length limits, and description truncation. Previewing your tags before publishing ensures your sharing card looks exactly as intended across all platforms, catches missing or incorrectly sized images, and helps you optimize your title and description for maximum click-through rate before your content goes live.