Yellow Lab Tools : Online test to help speeding up heavy web pages
The Coach : 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 you...
Browser Calories : The easiest way to measure your performance budget.
InstantClick : InstantClick is a JavaScript library that dramatically speeds up your website, making navigation effectively instant in most cases.
Phoenix : Phoenix is a web development framework written in Elixir which implements the server-side MVC pattern. Many of its components and concepts will seem f...
It displays a menu with links that load other bookmarklets including Firebug Lite, Page Resources, DOM Monster, SpriteMe, and CSSess. The Mobile Perf menu is updated as new bookmarklets are released - so you get the latest tools automatically.