Free Firefox Add-ons & Plugins for Windows

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...

NoScript provides extra protection for your Mozilla, Firefox, or Flock browser. This extension allows JavaScript and Java execution only for trusted domains of your choice. This white list based pre-emptive script blocking approach prevents exploitation...

FoxyProxy is an advanced proxy management tool that completely replaces Firefox's proxy configuration. It offers more features than SwitchProxy, ProxyButton, QuickProxy, xyzproxy, ProxyTex, and TorButton. Features include but not limited to an animated...

All-in-One Sidebar is a sidebar control, inspired by Opera's. It lets you quickly switch between sidebars, view dialog windows such as downloads, extensions, and more in the sidebar, or view source code or Web sites in the sidebar. It includes a slide-out...

View and manage downloads from a tidy statusbar - without the download window getting in the way of your web browsing. Despite its compact size, Download Statusbar packs in more useful features than the standard download window. The fully customizable...

Click&Clean is a free and spyware free add-on/extension for Firefox. We have created this add-on to save you time and enhance your sense of security and privacy. With just one click you can now simply clean your entire computer and remove all the unwanted...

FlashGot enables Mozilla and Firefox to handle single and massive downloads using the most popular external download managers for Windows. It offers a Build Gallery functionality which helps to synthesize full media galleries in one page, from serial...

IE Tab an extension from Taiwan, features embedding Internet Explorer in tabs of Mozilla/Firefox.What is new in this release:Re-designed plugin, fix crashes and hangs Ensure compatibility with Firefox 19+ and Windows 7 Support using most Firefox...

DownThemAll (or just dTa) is a powerful yet easy-to-use Mozilla Firefox extension that adds new advanced download capabilities to your browser. DownThemAll lets you download all the links or images contained in a Web page and you can refine your downloads...

Ghostery is your window into the invisible web - tags, web bugs, pixels, and beacons that are included on web pages in order to get an idea of your online behavior. Ghostery tracks over 1,000 trackers and gives you a roll-call of the ad networks,...