Sitemap Migration Parity Auditor

HTTP Status Code Checker

onescales/simple-http-status-code-checker

Bulk check HTTP status codes (200, 301, 302, 402, 404, 500, and more) and redirect chains for any list of URLs. A must-have lookup tool for SEO audits, site migrations, and broken link detection

HTTP Status Code Checker - Bulk URLs, Redirects & 404s

webdata_labs/http-status-code-checker

[💵 $1.00 / 1K] Check URLs in bulk for HTTP status codes, broken links, redirects, response times, final URLs, and redirect chains. Built for SEO audits, migrations, QA, and monitoring. CSV/JSON.

Redirect Checker & Website Status Checker – Bulk URLs

rowfeed/redirect-checker

Check thousands of URLs: HTTP status, every redirect hop, final URL, 301 or 302, redirect loops, dead links and response time. For SEO migrations and link audits. $0.10 per 1,000 URLs, invalid addresses free.

Site Migration Redirect Map Validator & Audit

burly_bat/site-migration-redirect-map-qa

Validate old-to-new URL migration maps in bulk before or after launch. Find broken 301/308 redirects, wrong final destinations, redirect chains, canonical mismatches, noindex pages, loops, and HTTPS downgrades. Export PASS/WARN/FAIL results to JSON, CSV, Excel, Markdown, and HTML.

Audit website migrations: validate redirect chains, destinations, canonicals, and indexability between old and new URL sets.

Site SEO Audit: Broken Links, Redirects, Sitemap, Lighthouse

sfa-data/site-seo-audit

Check up to 5,000 pages per website from its sitemap or a crawl: status codes, redirect chains, broken internal links with the pages that link to them, title, canonical and noindex, plus Google Lighthouse scores. Free: you only pay Apify compute time.

Generate an XML sitemap for any website. Crawls internal pages from start URLs (with depth + page limits), deduplicates URLs, and stores a ready-to-submit sitemap.xml plus a structured dataset and summary for SEO audits.

Redirect Migration Auditor

junipr/redirect-migration-auditor

Validate old-to-new URL redirects, migration maps, chains, loops, and incorrect destination patterns.

SEO Audit Crawler - Find What Broke Since Last Crawl

that_red_bird/seo-audit-regression-crawler

Find what broke on your site since the last crawl: pages that now 404, new noindex, changed canonicals, titles, H1s and schema, redirect chains and broken internal links, ranked by severity with a plain-English summary and Slack/Discord alert. Re-run after every release.

Sitemap Sniffer

maximedupre/sitemap-sniffer

Find sitemap files from website roots, domains, robots.txt, and direct sitemap URLs. Export sitemap metadata, URL counts, nested index depth, and optional URL inventory rows.