Site Audit Pro

5-in-1 site audit: SEO score, broken links, tech stack, SSL grade, and performance grade.

Download Extension (11KB)

Chrome/Edge/Brave: Unzip, go to chrome://extensions, enable Developer Mode, click "Load unpacked".
Firefox: Unzip, go to about:debugging > This Firefox > Load Temporary Add-on > select manifest.json.

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SEO Audit

Score out of 100. Title, meta description, H1 tags, HTTPS, canonical URL, Open Graph tags, and specific issues — all checked instantly.

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Broken Link Check

Finds dead links on any page. Shows status codes, broken URLs, and total link count. Quick mode for sub-second results.

Tech Stack Detection

Identifies 219 technologies across 19 categories. Frameworks, CMSes, analytics, CDNs, hosting — all detected from a single page load.

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SSL Certificate Grade

Security grade from A+ to F. Checks TLS version, cipher strength, certificate validity, and expiry — flags issues that matter.

Performance Grade

Speed grade from A+ to F. Measures response time, checks compression, caching headers, and response size. Actionable insights.

How It Works

1

Install

Download the zip, unpack, and load as an unpacked extension in Chrome.

2

Browse

Navigate to any webpage you want to audit.

3

Click

Click the Site Audit Pro icon. Three checks run in parallel. Results in seconds.

Also Available for VS Code

5-in-1 audit from your editor: check broken links in Markdown/HTML, SEO audit, tech stack detection, SSL certificate grade, and performance grade.

Five commands via Command Palette: Check Links, SEO Audit, Tech Stack, SSL Check, Performance Check. Broken links appear as editor diagnostics.

Download .vsix v2.0 (5KB)

Install: code --install-extension site-audit-pro-2.0.0.vsix

Pricing

Free

$0
  • 5 scans per day
  • SEO audit + link check + tech stack
  • No signup required

Free Key

$0 with API key
  • 50 scans per day
  • All features included
  • One-click key creation

Pro

$9.99/mo
  • Unlimited scans
  • Priority processing
  • Full crawl depth (up to 5 levels)