Pulse - SEO Inspector

Live Demo ↗

Inspect essential on-page SEO signals and receive prioritised recommendations from one clean browser extension.

Pulse is a React and TypeScript SEO inspector featuring a 0–100 audit score, title and metadata checks, heading analysis, image-alt detection, link counts, Open Graph inspection, JSON-LD detection and Markdown report copying. It provides a complete source-code foundation for SEO tools, website-auditing products and client extension projects.

Perfect For

✓ SEO Professionals

✓ Web Developers

✓ Digital Marketers

✓ Content Managers

✓ Website Administrators

✓ Marketing Agencies

✓ QA Teams

✓ Website Auditing Tools

✓ Internal Business Applications

✓ Agency Client Projects

Why Choose Pulse?

✓ Generate a fast on-page SEO score

✓ Identify critical issues and warnings

✓ Review page titles and meta descriptions

✓ Inspect heading structure

✓ Detect images without alt text

✓ Check canonical and viewport metadata

✓ Detect Open Graph information

✓ Detect JSON-LD schema types

✓ Count internal and external links

✓ Copy audit reports as Markdown

✓ No third-party SEO service required

✓ Clean and organised source code

✓ Easy to customise and extend

✓ No recurring subscription fees

What’s Included

Your download includes:

📦 Complete React & TypeScript Source Code

📦 Chrome Manifest V3 Production Build

📦 Microsoft Edge-Compatible Build

📦 SEO Audit Popup Interface

📦 0–100 SEO Scoring System

📦 Prioritised Issue List

📦 Critical Issue Detection

📦 Warning Detection

📦 Informational Findings

📦 Successful Check Display

📦 Title Analysis

📦 Meta Description Analysis

📦 Heading Analysis

📦 Canonical Tag Detection

📦 Viewport Meta Detection

📦 HTML Language Detection

📦 Robots Meta Detection

📦 Image Alt Analysis

📦 Internal & External Link Counting

📦 Open Graph Detection

📦 Twitter Card Detection

📦 JSON-LD Schema-Type Detection

📦 Markdown Report Generator

📦 Background Service Worker

📦 Runtime Content Script

📦 Extension Icons & Assets

📦 WXT Configuration

📦 TypeScript Configuration

📦 Package Configuration

📄 Documentation (README.md)

Key Features

✓ Automatic Active-Page Audit

✓ Manual Audit Refresh

✓ SEO Score From 0 to 100

✓ Critical Issue Count

✓ Warning Count

✓ Prioritised Findings

✓ Recommended Fixes

✓ Page Title Detection

✓ Title Length Measurement

✓ Missing Title Detection

✓ Short Title Warning

✓ Long Title Warning

✓ Meta Description Detection

✓ Description Length Measurement

✓ Missing Description Detection

✓ Short Description Warning

✓ Long Description Warning

✓ H1 Detection

✓ Multiple H1 Warning

✓ H2 Count

✓ H3 Count

✓ Canonical URL Detection

✓ Viewport Meta Detection

✓ HTML Language Detection

✓ Robots Meta Detection

✓ Noindex Detection

✓ Total Image Count

✓ Missing Image Alt Detection

✓ Internal Link Count

✓ External Link Count

✓ Open Graph Title Detection

✓ Open Graph Description Detection

✓ Open Graph Image Detection

✓ Twitter Card Detection

✓ JSON-LD Detection

✓ Schema Type Extraction

✓ Page URL Display

✓ Markdown Report Copying

Technology Stack

Built using modern browser-extension technologies:

✓ React 19

✓ TypeScript

✓ WXT

✓ Manifest V3

✓ Browser Tabs API

✓ Browser Scripting API

✓ Browser Runtime Messaging

✓ Clipboard API

✓ DOM Query APIs

✓ Native URL API

✓ Native JSON Parsing

✓ Component-Based Architecture

✓ Modern CSS

✓ Modern Folder Structure

Performance Features

Designed for fast on-page inspections:

✓ Single-Pass DOM Collection

✓ Local SEO Analysis

✓ No External API Requests

✓ No Remote Audit Server

✓ Runtime Content-Script Injection

✓ Automatic Audit on Popup Open

✓ Lightweight Popup Interface

✓ Client-Side Score Calculation

✓ Deduplicated Schema Types

✓ Limited Data Collection

✓ Prioritised Issue Sorting

✓ Reusable React Components

✓ Clean TypeScript Implementation

✓ Modern Manifest V3 Architecture

✓ Easy Branding Customisation

✓ Scalable Source-Code Structure

How It Works

1. Download and extract the project files.
2. Install the project dependencies.
3. Run the development environment or generate a production build.
4. Load the generated extension folder into your browser.
5. Open a standard webpage you want to inspect.
6. Open Pulse from the browser toolbar.
7. Allow the extension to analyse the active page.
8. Review the SEO score, critical issues, warnings and successful checks.
9. Follow the displayed recommendations to improve the page.
10. Copy the completed report as Markdown when needed.
11. Customise the branding, score rules, recommendations, interface and icons.
12. Build and publish the completed extension when ready.

Browser Compatibility

Verified for:

✓ Google Chrome

Compatibility with the following may be possible after testing:

✓ Microsoft Edge

✓ Brave

✓ Opera

Firefox and Safari compatibility are not included or verified in the uploaded package.

License

Your purchase includes:

✓ Lifetime access to the purchased source code

✓ Commercial use for personal and client projects

✓ Full customisation rights

✓ Unlimited personal and client projects

You may not:

✗ Resell the original source code

✗ Redistribute the files

✗ Share the files publicly

✗ Repackage the source code as a competing digital product for resale

Instant Digital Download

No physical product will be shipped.

Immediately after purchase, you’ll receive instant access to download the complete SEO-inspector source code, Chrome production build and documentation so you can begin creating your own browser SEO tool.

Important Note

Pulse provides a fast, custom on-page SEO assessment based on checks defined inside the source code.

The displayed score is not:

✗ A Google Ranking Score

✗ A Google Lighthouse Score

✗ A Search Console Score

✗ A Guarantee of Search Rankings

Pulse analyses the active webpage only. It does not include:

✗ Complete Website Crawling

✗ Page-Speed Testing

✗ Core Web Vitals

✗ Keyword-Ranking Tracking

✗ Backlink Analysis

✗ Broken-Link Testing

✗ XML Sitemap Auditing

✗ robots.txt Auditing

✗ Search-Engine Indexing Checks

✗ Schema Validation

✗ Cloud Report Storage

✗ Browser Marketplace Publication

Some webpages may block extension scripts or restrict inspection, including browser settings pages, extension marketplaces and internal browser URLs.

PROJETO STACK - Premium software templates and digital products built for modern businesses.