Crefims

Website Metadata Preview Builder

Simulate Google Search, Twitter/X, and Open Graph share cards. Character counters, missing field checks, and HTML meta tags generator.

Capabilities

Key Features

  • 8 realistic social & search simulators: Google (Desktop & Mobile), Twitter/X Large, Twitter/X Summary, LinkedIn Feed, Facebook Share, Slack Unfurl, WhatsApp Bubble, and Discord Embed
  • Local image upload support: Test draft banner images directly from your computer with zero server uploads and automatic browser storage persistence
  • Live character meters & SEO recommendations: Immediate alerts for Title tag length (50–60 chars) and Meta Description limits (150–160 chars)
  • Image aspect ratio inspector: Detects deviations from the recommended 1200×630 px (1.91:1) standard to avoid awkward cropping
  • Copy-ready HTML <head> snippet: Generates valid primary meta tags, Open Graph (og:*), and Twitter card metadata with production placeholder support
  • Ready-to-use presets for SaaS landing pages, technical blog articles, and e-commerce stores
  • 100% offline-ready & private: Never uploads images or personal metadata to any backend service
Quick Guide

How to use

1

Enter your page title and meta description

Fill in your webpage title and summary. Watch the character gauges to ensure your content stays within optimal search engine display limits.

2

Provide an Open Graph image via URL or local upload

Enter a live image URL or click 'Upload File' to test a local graphic from your computer. The image is processed purely in your browser.

3

Switch between social platforms and search engines

Toggle through Google SERP (desktop & mobile), Twitter Large and Summary cards, LinkedIn, Facebook, Slack, WhatsApp, and Discord to inspect visual styling.

4

Copy the clean HTML meta tags

Click 'Copy Meta Tags' and paste the generated snippet directly into your website's <head> section or modern framework metadata configuration.

Technical Guide

About Website Metadata Preview Builder

Website Metadata Preview Builder is a privacy-first, 100% client-side simulator and meta tag generator for web developers, designers, and marketers. Enter your page title, description, canonical URL, and preview image—or upload a local image file directly from your computer without uploading anything to a remote server. Instantly inspect realistic link previews across 8 environments: Google Search (Desktop & Mobile), Twitter/X Large Image Card, Twitter/X Summary Card, LinkedIn Feed, Facebook Feed, Slack Message Unfurl, WhatsApp Chat Bubble, and Discord Rich Embed.

FAQ

Frequently Asked Questions

Yes! You can upload PNG, JPG, WebP, SVG, or GIF images directly from your computer. The file is read entirely inside your browser using FileReader and saved in your local browser storage. No images are ever uploaded or transmitted to any server.

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