Simple Screen Capture Tool
Select the area which you want to capture.
You can choose to upload it and share with your friend or download it.
Yandex.Metrika Requires Restart
Go to the reports, download maps links, the addition of the counter, etc.
The scope of the Broken Image Finder Add-on is to detect unavailable images by scanning the currently visited website and its embedded stylesheets.
Hackbar. Requires Restart
One click to clear browser cache.
Q. Is this a joke?
A. No, it is just a button the clears the cache
Q. Where is the button?
A. It should be at the top next to the menu, if it is not, go to customize to see all buttons
Basic Calculator that you can use.... with HotKeys support.
SHIFT+ALT+Z - to open/close the panel
Hope it is useful for all of you ...
Small extension to Firebug which adds an option to inspect the current Knockout context to the Firebug context menu on DOM elements.
Google Cache lets you visit retrieve the web page from Google Web Cache when the site is offline.
Instantly load test your app from around the world with just a few clicks. No scripting and no test creation.
Shortest URL shortener ever shortens the current page's URL and copies it to the clipboard with a single click.
SeLite Settings Requires Restart
It provides template-based visual interface and API to Firefox preferences. It allows preferences to be organised in sets and have single-valued and multi- valued free-type or choice fields.
Developer Profile Requires Restart
Easily set up an extension development environment.
Adds a View Page Source button to the toolbar
A port of the Chrome Extension 'BugMagnet' originally written by Gojko Adzic, Bug Magnet enables you to quickly populate common text fields with a variety of test data via a right-click context menu, extremely useful in exploratory testing.
LIVE HTTP Header Requires Restart
View Live HTTP Response Header of All Websites in Pop Up Window.
GYRbar — SEO тулбар Requires Restart
GYRbar — SEO тулбар, отображает пузомерки сайтов (тИЦ и PR), ускоряет доступ к SEO форуму GYRtalk.ru
A simple clocky tools. From now just a simple start/stop chronometer.
Lubemonkey Requires Restart
(A Graesemonkey fork)
Next Generation script manager for Firefox with SQlite Database storage.
As greasemonkey you can customize the way a web page displays but you can do it having lots of fast storage and the power of SQL.