SEO Meta Tag Analyzer

Analyze SEO meta tags for any list of URLs: title tag, meta description, canonical URL, robots meta, Open Graph, Twitter Cards, viewport, and hreflang. Produces a structured report with warnings and an SEO score for audits and QA.

Detect 60+ technologies: frameworks, CMS, analytics, CDN, servers, CSS, payment, chat, security. Analyzes HTML, headers, cookies, scripts. Batch URL support. Categories: React, WordPress, Stripe, Cloudflare, etc.

Website Tech Detector & SEO Analyzer API

george.the.developer/website-intelligence-api

Detect any website tech stack: CMS, frameworks, analytics, hosting, ecommerce. Get SEO scores with actionable issues. Extract URL metadata and OG tags.

Check <link rel="canonical"> tags on any page to prevent duplicate-content SEO issues. Detects missing or multiple canonicals, invalid/relative canonicals, cross-domain canonicals, and mismatches after redirects.

Validate hreflang implementation (<link rel="alternate" hreflang=...>) to prevent international SEO issues. Detects missing/duplicate hreflangs, invalid language-region codes, missing self reference, and optional reciprocal hreflang checks.

Check SSL/TLS certificates for any website: expiration date, issuer, subject, hostname match (SNI), chain/authorization status, and common HTTPS misconfigurations. Useful for SEO audits, security checks, and uptime monitoring.

Crawl a website (or list of pages) and detect broken links (404/500), unreachable URLs, and invalid asset references. Generates a structured report for SEO audits, QA testing, and website maintenance.

Check if a website has a valid favicon and icon setup for SEO and UX. Detects <link rel=icon> tags, default /favicon.ico, Apple touch icons, mask-icon, and web manifest icons. Validates URLs, HTTP status codes, content types, and reports missing/broken icons.

Extract and validate structured data from any web page for SEO. Parses JSON-LD, detects Microdata and RDFa, highlights schema.org types, and reports common markup issues.