This category in other languages:

  • Tab Click Options - Let's you select an action to perform with different clicking events on the tab bar or a tab
  • DownloadHelper - Adds a menu with a list of videos in the current document to easy download.
  • Adblock Plus - Blocks advertising, banners and other unwanted stuff on websites.
  • MozBraille - Self-voicing and Braille output based on the Mozilla browser.
  • Accessibility Extensions for Mozilla/Firefox - Toolbar to help users navigate pages, and also tools for developers to check their pages. Installation instructions and documentation.
  • Migemo - Provides a feature to find Japanese terms in roman-letter spelling.
  • MR Tech Local Install - Provide several tools to install and manage extensions and themes locally.
  • PsicoTSI Tool - Tool for the on-line game Hattrick. Predicts skill sub-levels using TSI.
  • FaviconizeTab - The width of the specified tab becomes small up to the size of favicon.
  • XHTML-MP - Allows render HTML content with the mime-type of application/vnd.wap.xhtml+xml.
  • Fire Vox - An open source suite of extensions that turn Firefox into a talking browser for the visually impaired.
  • Link Widgets - Eases navigation within sequences of pages by providing toolbar buttons for the first, previous, next, and last page.
  • ChatZilla - A simple, straightforward Internet Relay Chat (IRC) client.
  • Extension Room - Categorized list with details of extensions for Mozilla applications.
  • ReloadEvery - Automatically reloads a web page every so many seconds or minutes.
  • Firefox Showcase - Shows tabs as thumbnails, to preview, manage and search across them.
  • LastTab - Allows tab navigation in a most recently used manner.
  • AnyColor - Allows users to customize the browser's appearance on the fly.
  • Accessibar - Provides various accessibility features such as changing the appearance of web pages, including zoom and color changes, and an integrated text to speech reader.
  • POTO Firefox Extensions - Home of the POTO Sidebar extension for Firefox.
  • FireFTP - A free, secure, cross-platform FTP client.
  • Flashblock - Blocks all Flash content in a web page from loading automatically and allows selective activation and whitelisting of sites.
  • CLiCk, Speak - An open source extension designed for sighted users who want text-to-speech functionality.
  • Link Alert - Changes the cursor to indicate the type and target of a link.
  • IE Tab - An extension from Taiwan, embeds Internet Explorer in a Mozilla/Firefox tab.
  • Copy URL + - Copy to the clipboard the current document's address with additional information.
  • RC 's Code Snippets - Firefox & IE - Copy Context Menu Plugin - Adds "Copy As Html" and "Copy As Plain Text" to the context menu.
  • AddArt - Replaces advertising images on web pages with art images from a curated database.
  • Session Manager - Saves and restores the state of all windows, either when you want it or automatically at startup and after crashes.
  • Open in browser extension - Allows view different document types within the browser.
  • FireMath - A Firefox browser extension for WYSIWYG MathML editing. Site includes installation instructions, usage examples, FAQ, a discussion forum and links to resources.
  • MozLab - A set of tools and libraries for developers of AJAX and Mozilla applications, packaged as an extension.
  • SwitchProxy - Switch between multiple proxy configurations quickly and easily.
  • deskCut - This extension adds desktop shortcut creation to the context-menu. Both Windows and Linux (KDE/GNOME) desktop shortcuts are supported.
  • BabelZilla - International community of translators for Mozilla applications. Includes a system to allow online translations, a list of common extensions terms and tutorials for extension localization in many languages.
  • Foxmarks Bookmark Synchronizer - Automatically synchronizes your bookmarks between two or more computers running Firefox. Includes a feature to access your bookmarks from any computer.
  • Multiple Tab Handler - Adds the ability of select multiples tabs at once by dragging the mouse. Features close, reload, bookmark, duplicate tabs or copy URIs commands.
  • Download Statusbar - Allows to keep track of ongoing and completed downloads in a statusbar.
  • userChrome.js - Run Javascript like an extension without building a new one.
  • Tabinta - Lets insert tab characters in multi-line text input fields.
  • Link Evaluator - Evaluates the availability of on-line resources linked to from a given web page and assesses the response of each URL.
  • Scribe - Extension that adds Word Processor like functionality to web forms, including opening and saving form entries as files.
  • X-Ray - Shows the tags on a page without viewing the sourcecode.
  • Master Password Timeout - Locks the master security device after a predefined period of inactivity (timeout).
  • Leak Monitor - Detects one very specific type of leak in chrome JavaScript and in Web pages.
  • Launchy - Adds a menu to open different types of links like images, emails, ftp, audio, and video with external applications. Includes overview, customization details, version history and screen-shots.
  • Roachfiend.com - How to create Firefox extensions - Long tutorial.
  • Shareaholic - An extension to share and bookmark web-pages on popular social sharing and bookmarking services.
  • Linky - Aims to increase the user's power to handle links in Mozilla.
  • Page Zoom Buttons - Ads page zooming buttons to the toolbar for easy access to the full page zoom feature in Firefox 3.
  • Browser Uptime - Report the duration of your current browser session.
  • Quitomzilla - An extension that aims to help you quit cigarettes while you surf the web or wait for new email.
  • Piggy Bank - Piggy Bank is an extension to the Firefox web browser that turns it into a “Semantic Web browser.”
  • BlogThis - Adds right-click access to Blogger's BlogThis popup.
  • Statusbar Clock - Display the date and time in browser's status bar.
  • Interclue - Provides a content summary of a webpage when hovering over a link. Including statistics, metadata, sizes and other relevant information.
  • Memotoo.com for Firefox - Allows to synchronize bookmarks with Memotoo.com and use the Memotoo sidebar and toolbar in Firefox.
  • Health On the Net (HON) - A collection of Firefox plugins to support the Health On the Net foundation.
  • ScreenGrab! - Save or copy the current page, viewport or selection in a png file.
  • Mailfrom - Enables mailto links to be directed to webmail applications for email composition.
  • Hattrick Livefox - Lets you watch live games of the Hattrick online football game.
  • Titlebar Tweaks - Tweak browser's titlebar text.
  • Deepest Sender - Post to LiveJournal (and LiveJournal based sites) directly from Firefox.
  • Locationbar² - Puts emphasis on the domain and decodes URLs for better readability.
  • Cusser - Ben Basson's extensions, including Context Highlight, Context Search, Foobar Controls, Image Toolbar, New Tab Homepage and Paste Quote.
  • Tree Style Tab - This provides tree-style tab bar, like a folder tree of Windows Explorer. New tabs opened from links are automatically attached to the parent tab. If you often use many many tabs, it will help your web browsing because you can understand relations of tabs.
  • YesScript - Allows blacklist JavaScript from defined domains.
  • Minkaku - Shows you which Firefox Extension is most used. By installing Minkaku you will be able to vote for your installed extensions. Allows searches on database and provides an API.
  • Preferential - A simple, accessible GUI that allows the modification of any preference set within the browser environment.
  • External IP - Allows users to quickly obtain their local public IP address.
  • Glubble - Creates a trusted surfing environment for kids. Allows you to set sites that you trust for your kids, comes with a starter pack.
  • Torbutton - Allows the user to easily enable or disable the browser's use of Tor, which stands for "the Onion Router", a system providing strong anonymity. Also works with Thunderbird.
  • Tab Kit - Makes tabs more efficient for power users, bringing tab grouping, and tweaks such as multiple rows of tabs or displaying tabs as a tree.
  • Fasterfox - Performance and network tweaks for Firefox.
  • All-In-One Sidebar - Helps view dialog windows such as downloads, extensions, and view source or websites in the sidebar.
  • Clippings - Saves and manages frequently-entered text for later pasting into forms and input fields.
  • Save File to - Save files to user-defined folders and their sub-folders straight from context menu without opening the save dialog.
  • Firesomething - An extension for Mozilla Firefox to change the name in the title-bar and other places randomly.
  • SpiderZilla - Allows to download an entire website from the Internet to a local directory, copying recursively the structure and all the content.
  • Tab History - Links opened in a new tab retain their session history, cloning the backward history of the tab to all tabs it opens.
  • Tamil Key - A utility for typing in Tamil language.
  • Web Panel Enhancer - Add a contextual items related to webpanels and other panel functions.
  • BookmarkDD - It notices when duplicate bookmark is added.
  • PageUpdateChecker - Allows the user to monitor a webpage for updates and track changes.
  • LiveHTTPHeaders - Adds various functions for handling HTTP Headers.
  • httpfox - Monitors and analyses all incoming and outgoing HTTP traffic between the browser and the web servers.
  • Autohide - Autohides the toolbars to make a full fullscreen.
  • SubmitToTab - Direct the submission of a form to a new tab.
  • Gorgias' Firefox Extensions - A list of Gorgias' Firefox Extensions including: Send To, Permit Cookies, Add Bookmark Here, Focus Last Selected Tab and Tabwarning.
  • FirefoxADM - Way of editing centrally managed locked and/or default settings in Firefox via Group Policy and Administrative Templates in Microsoft's Active Directory.
  • Arantius - TinyMenu - It merge selected menus for the main menubar into a single menu.
  • Menu Editor - Allows you to customize the menus in Firefox and Thunderbird.
  • /Find Bar/ - Adds Regular Expressions to the find bar.
  • Smiley Xtra - Insert smilies from an online database into forum posts, and weblogs.
  • Fission - Combines address bar and progress bar, like Safari.
  • Sogame Extensions - Developer site including the extensions: Define, Dummy Lipsum, Extension List Dumper, NewTabURL, searchOnTab, Tab To Window, TimeStamp Converter and withAttach.
  • ProxyTex Firefox Extension - Allows management of all proxy settings through a simple click on a button.
  • Linkification - Converts text links into clickable links.
  • CookieSwap - Maintain multiple cookie profiles and switch between them on the fly.
  • Firefox Add-ons - Official list from Mozilla. Add-ons are extensions of the browser that add new functionality to Firefox or change its appearance.
  • Server Spy - Displays the brand of web servers in the status-bar.
  • SiaC - Share-in-a-Click - Share websites you like with your friends, with a click on a toolbar button.
  • Ted's Mozilla page - Ted's extensions and resources.
  • Long Titles - Prevent long tooltips from being cropped by displaying them on several lines.
  • Firesort - A graphical utility that can alphabetically sort standard Firefox bookmark files.
  • Tab Mix Plus - Enhances Firefox's tab browsing capabilities with lots of options.
  • iMacros for Firefox - A tool that enables automation of tasks with Firefox.
  • Rikaichan - Japanese to English/German/French/Russian dictionary. Automatically de-inflects verbs and adjectives.
  • BBComposer - Universal WYSIWYG editor for Firefox, allows edit textareas in those languages: XHTML/CSS, BBCode, Mediawiki, HTML and XBBCode.
  • CuteMenus - Adds icons to the most menu-items in pop-ups and menus.
  • How'd I Get Here - Redirects you to the page on which you first clicked a link to the current page.
  • wmlbrowser - Simulate WAP browsing by viewing WML (Wireless Markup Language) pages in Mozilla Suite, SeaMonkey or Firefox.
  • FireGPG - Brings an interface to encrypt, decrypt, sign or verify the signature of text using GnuPG.
  • Xrl.in Tiny Links - Adds a small button to the URL bar, that let's you copy/paste or e-mail a short URL for the page you are visiting.
  • TabSearch - Type keywords, and only the matching tabs will remain showing.
  • Bookmarks Full Titles - Shows bookmarks full titles in the bookmarks menu and submenus.
  • Router Status - Allows you to control and view the status of your router. Also blocks Internet sites from accessing to the Intranet.
  • Autocomplete Manager - Provides advanced features for the address Autocomplete component in Firefox.
  • Bookmarks LinkChecker - Detects updated, redirected and broken links in bookmarks list by adding icons within the drop-down bookmarks menu.
  • Google Extensions - Includes the Google Toolbar, Google Browser Sync, Google Notebook and Google send to phone.
  • UserStyles : Stylish - Allow users to create and share custom styles for websites and user interface of Mozilla applications. Includes a collection of customized user styles and a forum.
  • Copy Link Text (CoLT) - Makes it easy to copy a hyperlink’s associated text and paste it in several different formats, including user defined formats.
  • RefSpoof - Allows you to load pages with a modified referrer.
  • ThumbsDown - Bulk image downloader. Downloads the original full size images from a page of thumbnails.
  • Add-ons Mirror - Formerly known as The Extensions Mirror. Forum featuring information about a variety of extensions.
  • ChromaTabs - Tints browser tabs with a color specific to the website loaded.
  • Clickback - Enables back and forward browsing with mouse buttons.
  • ArchView - It can open and preview archive files on-line ( RAR, ZIP and ISO CD image ) fetching the necessary portions without downloading the whole file.
  • Menu Manipulator - Allows you to move, edit, or create new <menu>, <menuitem>, and <menuseparator> elements within a <menubar>, <popup>, or the <tabbrowser>s context menu.
  • RefControl - Controls HTTP referrers on a per receiving site basis.
  • OpenBook - This extension allows for customization of the Add Bookmark dialog. The bookmarks tree can be automatically opened and elements can be hidden. The entire dialog can even be bypassed.
  • Split Browser - Splits the content area of the browser window as you like. Status of split browsers are saved, and automatically restored on the next startup.
  • Split Pannel - Open panel to left, bottom or right (left, middle, right click) with current URL from Split on context menu.
  • Paste and Go 2 - Useful paste and go, paste and search added to search and location bar context menu.
  • Captain Caveman - Personal website of Martijn Kooij, developer of Web Search Pro, PONG! Multiplayer, Grocery List Generator, Quick Locale Switcher and others extensions. Include a forum, news and scores of Football DEV 3 Doorn.
  • User Agent Switcher - Adds a menu to switch the user agent of the browser.
  • TwitterFox - Extension for using Twitter. Shows latest tweets and quick way to enter tweets.
  • LiveClick - Enhance Live Bookmarks with links to home pages, favicons, notifications and other feed reading features.
  • Mouse Gestures - Optimoz - Execute commands without using the keyboard, menus or toolbars. Instead, the user holds down a mouse button (usually the right one), moves the mouse in a certain way to form a gesture, then releases the mouse button.
  • FavLoc - Saves links and images from the context menu to user-defined folders.
  • DownThemAll - Download in just one click all the links or images contained in a web page.
  • Tab Groups - Lets a user organize tabs into groups.
  • XPather - Generates XPaths while browsing or inspecting HTML/XML/*ML documents, evaluates XPaths, inspects the results and extracts the content.
  • NoScript - Blocks all scripts on a page unless it is from a site whitelisted by the user.
  • InFormEnter - Extension for Mozilla Firefox for form filling in semi-automatic mode.
  • Javascript Command - Tools for writing/testing javascript on Firefox windows, web pages, and bookmarklets. [Require Login]
  • AnyKey - Allows typing into phonetic Russian, Ukrainian, Amharic and others, transforming translit into the chosen language.
  • Send Tab URLs - Emails the URIs of all browser tabs.
  • Highlander - Avoids tab duplication by focusing URLs that are already open in another tab.
  • Unified Communications - Auto detects phone numbers in web pages and makes the click-to-dial ready with Cisco's Unified Communications Manager. With Cisco Unified Presence Server this also detects people in web text and inserts presence indicators next to them.
  • Secure Login & Autofill Forms - Add-ons to fill out web forms automatically and to login with one click or a keyboard shortcut.
  • Tabs Menu - Adds a Tabs menu to the main menu that lets you easily change between open tabs.
  • Text Formating Toolbar - Allows easy formatting of posts on forums, weblog comments and wikis.
  • CookiePie - Enables maintaining different cookies storage in different tabs and windows.
  • Organize Status Bar - Add the ability of organize the statusbar icons.
  • Zotero - Firefox extension to aid the collection, management, and use of research sources. Details of features, project news, discussion forums, and download.
  • Wikipedia Toolbar - The Wikipedia extension makes editing of Wikipedia pages easier by adding a new toolbar.
  • Adaptive Referer Remover - Blocks referrer URLs from being sent by headers using regular expressions.
  • Bookmarks Synchronizer - Bookmarks Synchronizer is a Mozilla Firefox extension that allows to synchronize bookmarks via an FTP server.
  • AutoCopy - Transfers text to the clipboard as soon as it's highlighted.
  • MultiSidebar - Use multiple sidebars simultaneously.
  • Sort Tabs By ... - Sorts your tabs by domain/host name or last browsed date, immediately upon navigating to a different URL.