Website Grader - Grade your website's strengths and weaknesses in seconds.
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.
Smaller - Make your websites load faster
Whatsmyserp - Powerful Rank & Serp Tracking. Completely Free.
Treo - Treo is the page speed monitoring tool that helps your customers from obtaining a faster web experience.
Backlink Tool - A backlink tool to index your links quickly and freely.