SEO & HTTP Headers

by hosuwamosa@gmail.com · Developer Tools

Manifest V3 Free

View in Chrome Web Store Data as of 16 Oct 2026

Analyzes HTTP headers, SEO elements, page structure, links, performance metrics, and content optimization for any webpage.

Users

−2 in 30 days

Rating

0.0 / 5

unchanged in 30 days

Ratings

0 in 30 days

Store rank

#155K

#129K among extensions

Version

1.0.1

updated 22 Oct 2025

Users

monthly, 12 months

Latest, 16 Oct 2026: 19 usersMove the mouse over the chart for any month

Ratings count

monthly, 12 months

Latest, 16 Oct 2026: 0 ratingsMove the mouse over the chart for any month

The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.

About SEO & HTTP Headers

Comprehensive SEO and HTTP headers analyzer for web developers and SEO specialists. Instantly analyze any webpage for: - HTTP Headers - Security headers (CSP, HSTS, X-Frame-Options), cache control, and all response headers - On-Page SEO - Meta tags, title, description, canonical URLs, Open Graph, structured data (JSON-LD), and hreflang tags - Content Analysis - Heading structure (H1-H6), keyword extraction, word count, and text-to-HTML ratio - Links - Internal/external link detection with follow/nofollow classification and filtering - Images - Alt text validation, dimensions, and missing attributes detection - Performance - Page load metrics, DOM timing, and cache optimization insights Works completely offline with no external dependencies. All analysis happens instantly in your browser. Perfect for quick SEO audits, technical analysis, and website optimization.