Free SEO Checklist Chrome Extension

Audit on-page SEO in one click. Titles, meta descriptions, headings, links, images, schema, performance and accessibility—all in a clean checklist.

Published:  •  Updated:

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

Key Features

On-page Audit

Checks title length, meta description, H1/H2 structure, canonical, robots directives, and more.

Media & Links

Flags missing alt text, broken links, large images, and nofollow/external link patterns.

Structured Data

Detects common Schema.org types and highlights JSON-LD presence issues.

Performance

Quick signals for core web vitals proxies like image weight, blocking scripts, and lazy loads.

Accessibility

Basic checks for ARIA roles, contrast hints, and focusable controls.

Export & Sync

Copy results for docs or issues; optionally sync reports to GitHub (from repo guide).

Screenshots

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

View real extension screenshots on the Chrome Web Store and GitHub. Images above are illustrative placeholders.

Requested Permissions

Exact permissions will be finalized per the manifest (see GitHub repo).

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. Download the latest release from GitHub.
  2. Go to chrome://extensions and enable Developer mode.
  3. Click “Load unpacked” and select the extension folder.

Privacy & Data

This extension runs locally in your browser. No personal data is collected or transmitted. Reports are generated on-device. Optional GitHub sync uses your credentials and repositories; no external servers are used by this extension.

SEO Checklist Chrome Extension FAQs

It runs an on-page SEO audit of the active tab, checking title, meta description, headings, links, images (alt text/size), canonical/robots, structured data, and basic performance/accessibility hints.

Yes. The extension is free to install and use. You can also view the source code and contribute on GitHub.

Use the Chrome Web Store listing and click “Add to Chrome”. Alternatively, load it unpacked in Developer Mode using the GitHub release.

No. All audits run locally in your browser. Optional GitHub sync uses your account to store reports in your own repositories.

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.

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