Best Firefox Add-ons & Plugins for Windows

Hackbar is a simple security audit / penetration test tool. This toolbar will help you in testing SQL injections, XSS holes, and site security. It is not a tool for executing standard exploits and it will not teach you how to hack a site. Its main purpose...

ScrapBook is a Firefox extension, which helps you to save Web pages and easily manage collections. Key features are lightness, speed, accuracy and multi-language support.It features are save web page, save snippet of web page, save linked web page,...

Using interactive visualizations, Lightbeam enables you to see the first and third party sites you interact with on the Web. As you browse, Lightbeam reveals the full depth of the Web today, including parts that are not transparent to the average user....

This toolbar from Moz lets you see metrics like Domain Authority and Page Authority for every page you visit, analyze links as you browse, expose page elements, and access other SEO...

PDFescape enables you to open and edit PDF files & forms online, free! This Firefox extension allows you to automatically open PDF files you discover online in PDFescape. PDFescape is a free PDF editor and PDF form filler. Using this extension allows you...

Live HTTP Headers allows you to view HTTP headers of a page and while browsing.What is new in this release:Version 0.17 now compatible with Firefox 4.0 and Seamonkey 2.1.Requirements:Mozilla...

Firebug is a Firefox extension that puts a wealth of Web development tools at your fingertips while you browse. You can edit, debug, profile and monitor CSS, HTML, XMLHttpRequests and JavaScript in any Web page in real time. Requirements:Firefox 17.0 and...

Fasterfox Lite allows you to easily tweak many network and rendering settings such as simultaneous connections, pipelining, cache, and initial paint delay. Unique to this Lite version are included options for SSL Pipelining, timer-based content reflows,...

FoxyProxy Basic is an extension for Mozilla Firefox. It is a simple on/off proxy switcher. FoxyProxy Basic features: Quickly create proxies from selected text on a web page (Alt+F3), Animated icons when proxy is in use, Custom colored icons per proxy,...

Annotary is bookmarking add-on. Using which you can create an easily accessible repository of all your research for yourself and your organization. New users can sign up for an account at Annotary.com, where they'll create collections to store all of...