perf - Perf is a simple app monitoring solution paired with meaningful alerts.
Website Grader - Grade your website's strengths and weaknesses in seconds.
Treo - Treo is the page speed monitoring tool that helps your customers from obtaining a faster web experience.
PageSpeed Ninja - One-click page speed boost for WordPress
Deppbot - Continuous Updates - Based on your configured schedule, deppbot will run bundle update on your Ruby app and send the result as a Pull Request to GitHub.
WebSite Auditor - The techie's SEO spider: find site issues other tools miss