An extension for both Google Chrome and Firefox which allows you to easily pick colours from a web page. Makes copying colours from old websites easy.
Easy Auto Refresh
Automatically reloads your web page after any number of seconds. Handy if you have two monitors and have the CSS open in one window and your website open in another. Just don’t set it on your CSS page so you accidentally lose everything half way through!
An extension for both Google Chrome and Firefox which allows you to measure different elements on a web page. Makes matching heights and widths of different elements easy to give a more cohesive look to a site.
An easy way to find out what font a web page is using. Convenient for copying existing websites.