SEO Audit & Broken Link Checker – Site Crawler

List of URLs whose HTTP redirect chains will be analyzed

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.

Sitemap Extractor

apify/sitemap-extractor

This Apify Actor extracts all URLs from a website's sitemaps and checks their status codes via lightweight HTTP requests. It provides a clean list of valid links, acting as an ideal pre-processor to ensure your larger crawling projects target only active URLs.

Dead-Link Watchdog

practicaltools/dead-link-crawler

Automatically monitor your website for broken, redirected, or slow links. Configure which HTTP status codes to flag, schedule recurring scans, and get structured reports — all for just $0.0008 per link. Keep your site clean, fast, and error-free.

SitePulse

upscale_audio/sitepulse

Instant SEO & technical audit for 100+ pages. Finds broken links, missing alts, slow pages + gives SEO score & fixes in JSON. Perfect for agencies & devs. Pay-per-use. Schedule weekly.

Broken Link / URL Status Checker

bgfc97/broken-link-checker

Check many URLs for health: HTTP status, final URL after redirects, response time and a broken/OK flag. For SEO link audits, uptime and QA monitoring. No key, no proxy.

Crawl any website and audit every page for on-page SEO — titles, meta descriptions, headings, broken links, structured data, Open Graph, mobile-readiness, mixed content and more. Every page gets a 0-100 score and a prioritized issue list. Bulk URLs, JSON/CSV export, no monthly SaaS subscription.

Get Apple App Store Top Free and Top Paid rankings (up to the top 100) for any country as clean JSON. Rank, app ID, name, developer, release date and URL. No login. Pay per result.

Subdomain Finder: Certificate Transparency Logs | $1/1K

one_dollar_store/subdomain-finder-crtsh

$1 per 1,000 results, platform usage included. Subdomains of any domain found in public certificate transparency logs (crt.sh, with a back up source): first and last seen, certificate count, issuer and expiry. Passive, no scanning. No API key.

Get every URL a website publishes in its XML sitemaps, with lastmod, changefreq and priority. Finds sitemaps via robots.txt, follows sitemap indexes and gzipped sitemaps. Pay only per URL returned.