Website Migration QA & Redirect Auditor

Bulk URL Status Checker & Broken Link Checker

rtworule/bulk-url-health-auditor

Check public URLs in bulk for HTTP status codes, broken links, redirect chains, response time, content type, titles, canonicals, robots directives, and safe errors.

Bulk URL Status Checker – Broken Link & Redirect Audit

logiover/bulk-url-status-checker

Bulk HTTP status code checker and broken link checker. Trace redirect chains, find 404s, export to CSV/JSON. No browser, no login.

Audit a website's robots.txt directives and sitemap discovery in one fast API call. Detect blocked paths, missing sitemaps, and crawlability issues. Built for SEO agencies, technical SEO consultants, and site migration QA teams.

Audit a public website's HTTP security response headers in one API call. Returns a letter grade, numeric score, per-header analysis, and actionable recommendations. Built for security teams, devops, and site migration QA.

Audit a public page's SEO and social metadata in one API call. Checks title, meta description, canonical, robots, Open Graph, Twitter Card, hreflang, viewport, and JSON-LD.

Fetch a public website's robots.txt and report which AI crawlers (GPTBot, ClaudeBot, Google-Extended, PerplexityBot, CCBot, Bytespider, and more) are blocked, allowed, or defaulted. Returns an AI-visibility readiness score with recommendations for GEO and AI-SEO strategy.

Broken Link Checker - Find Dead 404 Links

logiover/broken-link-checker

Site-wide broken link checker: crawl any website, find 404 and dead links, export the link audit to CSV or JSON with source page and status code.

Structured Data Validator (JSON-LD / OG)

jungle_synthesizer/structured-data-validator-pro

Extract and validate structured data from any URL: JSON-LD, Open Graph, Twitter Cards, microdata, RDFa, meta tags. Local schema.org validation. Flags Google rich-result eligibility and AI-discovery readiness. Pure HTTP. Built for SEO audits and structured-data debugging at scale.

Discover and audit public XML and GZIP sitemaps with robots.txt, recursion, data-quality, and SSRF safeguards.

Website Performance Auditor — Lighthouse & PageSpeed

perryay/website-performance-auditor

Run Google Lighthouse performance audits via PageSpeed Insights API. Get performance, accessibility, SEO, and best-practices scores for any URL.

Audit a public page's hreflang alternate tags in one API call. Reports x-default, duplicate and invalid values, self-reference, score, and recommendations for international SEO QA.