Site Audit by Ahrefs - Cloud based website analysis for 100+ SEO issues
Topvisor - All in one SEO and PPC tools for better marketing.
Monaeo Personal - Prevent & win residency audits
Nibbler - Free tool for testing how good your website is, and what you can do to improve it. Check accessibility, SEO, social media, compliance and more.
SEOtooList - Find the best SEO tool for the right job (community curated)
Botify - Traffic Managers, SEO Managers, Webmasters:Crawl your site to extract all of its metadata and identify areas for improvement