MetaPulse

Social Previews, Perfected. Audit your meta tags and simulate social previews in real-time.

MetaPulse — Social Previews, Perfected. MetaPulse is a powerful, developer-first browser extension designed to eliminate the guesswork from social media optimization and technical SEO. In an era where a link's first impression is everything, MetaPulse gives you the intelligence and tools to ensure your content looks professional and engaging on every major platform. 🚀 Key Features: • Universal Meta Auditor: Instantly scans and validates over 15+ critical meta tag types, including Open Graph (og:), Twitter Cards, JSON-LD schema, Canonical URLs, and Robots directives. It catches misconfigurations before they affect your traffic. • Pixel-Perfect Social Simulators: See exactly how your site will appear when shared. We provide high-fidelity simulators for: - Twitter (X): Previews both Summary and Summary Large Image cards, including precise 70-character title truncation. - Slack: Simulates full workspace unfurls, including site name, description, and thumbnail cropping. - WhatsApp: Renders the dark-mode preview bubble, enforcing strict HTTPS guidelines and image size requirements. - Google Search: Displays both Mobile and Desktop SERP snippets based on the latest pixel-width guidelines. • SEO Health Score: Get an instant snapshot of your page's meta health with a weighted 0-100 score that identifies critical errors, warnings, and optimizations. • Instant Code Fixes: Don't just find problems—fix them. MetaPulse generates optimized, copy-paste-ready HTML snippets for any missing or misconfigured tags with a single click. 🧬 Technical Excellence: • Built for performance with pure Vanilla JavaScript (ES Modules). • Zero NPM dependencies and zero tracking. • Uses the native DOMParser API for lightning-fast client-side parsing. • Privacy First: All audits run entirely in your browser. No page data ever leaves your machine. Whether you're a web developer fine-tuning a production launch or an SEO specialist auditing a client site, MetaPulse provides the real-time feedback loop you need to perfect your social pulse.