A simple REST client for Firefox
SEO Status PageRank/Alexa Toolbar Requires Restart
See Google Pagerank (PR) and Alexa rank for each website you visit. Simple and customizable. You can see and use everything the toolbar offers, or strip it down to the bare essentials and place it in the status bar. Simple, quick, and very useful.
Adds an about:addons-memory page that details add-on memory usage
FireSSH Requires Restart Featured
Google Search by Image:
Use rightclick on an image to quickly find out the source of an image, how it is used, or find higher resolution versions via Google Reverse Image search.
(Google Image Search is similar to Tineye Reverse image search).
Selenium Expert (Selenium IDE) Requires Restart
This plugin is my attempt to bring the wonderful world of inspections, tips, hints, fixes and refactoring to Selenese! The Selenium Expert goes through your selenium test cases suggesting improvements, giving tips and even lets you apply them.
The easiest way ever to change IP and browse anonymously! Just activate it with one click and it's done, you're browsing the web with a random HTTP or Socks proxy list from several countries in the world. No ads. 100% free to prevent web censorship.
XPath Checker Requires Restart
An interactive editor for XPath expressions.
Auto Refresh Requires Restart
Auto Refresh will refresh or hard refresh any tab or group of tabs at individual or group intervals.
You can also customize your presets and save the ones you most use.
Rainbow Color Tools Requires Restart
Color tools for web development.
Color picker and eyedropper + saving colors and trying out colors with drag and drop.
Autofill Requires Restart
Autofill is a small but powerful add-on that serves one purpose: fill form fields automatically on page load. It is for people who just want a straightforward form filler without all the bells and whistles.
CodeBurner for Firebug Requires Restart
CodeBurner is a Firefox add-on that integrates with Firebug, to extend it with reference material for HTML and CSS.
View Cookies Requires Restart
It adds a tab to the Page Info dialog box, which shows the cookies belonging to the current page.
Clear Console Requires Restart Featured
One click to clear your cache, cookies, history, html5/local storage, http logins, all of them or restart your browser with/without notifications.
Firesizer Requires Restart
Allows you to resize the window to specific dimensions.
NOTE: Users of Firefox 29 and above must install "The Addon Bar" extension to use this, as Firesizer uses the add-on bar that has been removed in Firefox 29.
Form History Control Requires Restart
Manage form history entries (search, edit, cleanup, export/import) and easy text formfiller.
Auto-save text entered in any form while typing to allow fast recovery when disaster strikes.
Control for which webpage form history is saved or not.
This 15KB restartless add-on will add a "File" -> "Restart" menu item and a ctrl/cmd + alt + r hotkey to restart Firefox or Seamonkey.
This extension provides a list to almost all the settings that you may need to alter in order to enhance Firefox's speed.
Linkification Requires Restart
Converts text links into genuine, clickable links...