XML-Sitemaps.com - Free Online Google Sitemap Generator.
Ahrefs Backlink Checker - With the world's biggest index of live backlinks (over 15 trillion), Ahrefs Backlink Checker will show you the most complete backlink profile for any website.
MySitemapGenerator - Online XML generator tool for SEO and eCommerce. Creates Sitemaps, shopping ads feeds, RSS, and podcast feeds.
Plerdy - Plerdy is a comprehensive conversation rate optimization software that caters to professional online marketers and agencies, allow them to enhance website performance and increase revenue greatly.
Web-Site-Map.com - XML Sitemap Generator - Free online XML / Google Sitemap Generator. Easy to use, no need to sign-up. Good for big sites.
Checkbot - Checkbot will boost the SEO, speed and security of your site by checking you're following 50+ web best practices. Browser extension with free and paid plans.