Meta Tags - Meta Tags is a tool to debug and generate meta tag code for any website.
SEO Analyzer By Neil Patel - A free SEO analyzer for your site
Screpy - Screpy is a web analysis tool that can analyze all pages of your websites in one dashboard and monitor them with your team. It's powered by Lighthouse and it also includes some different analysis tools (SEO, SERP, W3C, Uptime, etc).
Serpstat - Search analytics, Rank tracking, Backlink analysis and Site Audit tool.
Rank Math SEO - A FREE powerful and lightweight SEO plugin for WordPress
Serpstat Website SEO Checker - Check your website's SEO, analyze competitors and keywords