SEO Checklist v1.3 Chrome Extension

A privacy-friendly on-page SEO analyzer with checklist scoring, social preview analysis, broken-link visibility, and one-click launch for top SEO testing tools.

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SEO Checklist Chrome extension UI showing on-page SEO audit panel

What’s New in v1.3 (March 2026)

Social Preview Analyzer

Preview Open Graph and Twitter-style title, description, image, and URL metadata instantly.

Quick SEO Tool Launcher

Launch Rich Results Test, PageSpeed Insights, Facebook Sharing Debugger, and LinkedIn Post Inspector in one click.

Broken Link Visibility

Get clearer internal-link quality signals with broken-link status directly in the popup workflow.

Key Features

One-Click SEO Analysis

Analyze the active tab instantly with a clear SEO score and checklist-based feedback summary.

Core On-Page Checks

Reviews title, meta description, heading structure, content depth, canonical, viewport, and schema presence.

Image & Link Quality

Tracks image alt coverage, internal and external links, and broken internal-link status.

Social Metadata Preview

Preview social title, description, image, and URL metadata before publishing updates.

Analytics Detection

Detects Google Analytics or Google Tag Manager implementation as part of technical checks.

External SEO Test Tools

Open Rich Results, PageSpeed, Facebook Debugger, and LinkedIn Inspector with the current URL pre-filled.

Watch It in Action

Screenshots

SEO Checklist extension on-page audit results screenshot
SEO Checklist extension performance and accessibility checks

See more screenshots and full details on the Chrome Web Store and GitHub.

Requested Permissions

All analysis is client-side and uses only required extension permissions.

How to Install

From Chrome Web Store
  1. Open the Chrome Web Store listing.
  2. Click “Add to Chrome”.
  3. Confirm the installation prompt.
Chrome Web Store Open Web Store
Manual (Developer Mode)
  1. Clone or download the extension repository.
  2. Open chrome://extensions/ and enable Developer mode.
  3. Click “Load unpacked” and select the extension folder containing manifest.json.

Privacy & Data

SEO Checklist does not collect, store, or transmit user data. Every analysis runs locally in your browser and no audit payload is sent to external servers.

SEO Checklist Chrome Extension FAQs

It runs a client-side on-page SEO analysis of the active tab, checking title and meta quality, headings, content depth, image alt coverage, links, canonical and viewport tags, schema presence, analytics detection, social metadata preview, and broken-link status.

Yes. SEO Checklist is free to install and use from the Chrome Web Store.

Open the Chrome Web Store listing and click “Add to Chrome”. For development, enable Developer mode at chrome://extensions and use “Load unpacked”.

No. SEO Checklist does not collect, store, or transmit data. Analysis runs locally in your browser.

Changelog

Full changelog available in the GitHub repository.

Questions or Feature Requests?

Reach out via WhatsApp or open an issue on GitHub. I’d love your feedback.

Contact on WhatsApp Open GitHub Issue