Web Load Speed Test - Test your website load speed from 6 locations at once
Smaller - Make your websites load faster
Puppet Master - Headless Chrome as a service
Website Grader - Grade your website's strengths and weaknesses in seconds.
FasterChrome - Navigate the web faster by preloading pages on hovering
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.