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Open Graph Image Checker

The Open Graph Image Checker generates a preview card that simulates how your webpage will appear when shared on social platforms like Twitter, LinkedIn, Facebook, and Slack. Paste in your OG meta tag values and instantly see a rendered card with proper aspect ratios and truncation behavior. Built for frontend developers, SEO engineers, and content teams who need to validate OG tags before shipping.

Configuration

OG Metadata

Preview Settings

Design

12

How to Use

1. Configure your Open Graph metadata — enter the page title, description, image URL, site name, and URL as they appear in your meta tags. 2. Adjust the design settings including card style, accent color, border radius, and which platform preview to simulate. 3. Preview the rendered card in real time to see exactly how your link will unfold when shared. 4. Copy or download the Bootstrap 5 HTML to embed this preview card in your documentation, style guide, or QA checklist.

Why Use This Tool?

Manually checking OG previews means posting URLs to social platforms and waiting — this tool eliminates that loop entirely, giving you instant feedback with zero round-trips. It requires no API keys, no server calls, and no third-party dependencies, so it works offline and inside private staging environments. Developers and SEO teams save hours per release cycle by catching truncated titles, missing images, and malformed descriptions before content goes live.

Frequently Asked Questions

What is the Open Graph Image Checker?
The Open Graph Image Checker is a browser-based tool that renders a visual preview card from OG meta tag values, simulating how your page will appear when shared on social media platforms like Twitter, LinkedIn, and Facebook.
What image dimensions should I use for Open Graph images?
The recommended OG image size is 1200×630 pixels, which gives a 1.91:1 aspect ratio. Twitter (X) Summary Large Image cards also use this ratio. LinkedIn supports 1200×627. Images smaller than 600×315 may not render as large cards on some platforms. Always use absolute URLs (starting with https://) for og:image — relative paths are not resolved by social crawlers. Serve images over HTTPS and ensure they are publicly accessible; images behind authentication or on localhost will not load for third-party crawlers.
Is it free?
Yes — the Open Graph Image Checker is completely free with no signup required. Built by the CanvasBuilder.co team.