SPOFCheck : A CLI tool for detecting frontend SPOF, mainly blocking scripts and CSS
tracing-framework : Rich tools for instrumenting, analyzing, and visualizing web apps.
boomerang : boomerang is a piece of javascript that you add to your web pages, where it measures the performance of your website from your end user's point of vie...
SPOF-O-Matic : Chrome extension for detecting and simulating frontend Single Points Of Failure. Detects likely third-party single points of failure as you browse and...
The coach helps you find performance problems on your web page. Think of the coach as a modern version of YSlow. The coach will give advice of how your page can be faster.