Topvisor - All in one SEO and PPC tools for better marketing.
SEMRush - All-in-one Marketing Toolkit for digital marketing professionals.
Botify - Traffic Managers, SEO Managers, Webmasters:Crawl your site to extract all of its metadata and identify areas for improvement
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.
SEOmator - SEO website analysis & audit tool
Keyword Explorer by Moz - Find the best keywords to improve your website's SEO traffic