List of Firefox extensions

(category)
Contents
Firefox 10 · 11 · 12 Firefox 7 · 8 · 9 Firefox 4 · 5 · 6 Firefox 3.6 Firefox Portable History of Firefox Features of Firefox Gecko Add-ons Extensions Firefox market adoption
Origins and lineage
Netscape Navigator Mozilla Foundation Mozilla Suite

This is a list of some of the many available Firefox extensions, or software add-ons designed for Mozilla Firefox-based web browsers. Many Firefox extensions work in the SeaMonkey web browser as well.

1 Official
2 Website Integration
3 Application Integration
4 Browser Features
5 External links

Official

Breakpad – reports any crashes of Firefox to Mozilla.
ChatZilla – a full-fledged Internet Relay Chat client that works inside Firefox.
DOM Inspector – for web developers. It allows them to inspect the Document Object Model tree of any page.
Venkman – a JavaScript debugger for web developers.

Website Integration

AniWeather – displays animated/graphical weather report from weather.com and weather.gov.
Forecastfox Weather – displays a summary of weather forecast from AccuWeather.
LibX – library catalogues.
LinkExtend – offers meta-ratings on site safety, child safety, company ethics, and site traffic. Also shows PageRank, file downloads, etc.
SimilarWeb – offers similar sites to the web page the user is browsing.
StumbleUpon – allows users to encounter random sites based upon the rating given by stumblers and their interests.

Social Addons

Shareaholic – makes it easy to access dozens of social media sites.
WiseStamp – empowers users emails with social profiles and dynamic Email Apps.

Google Integration

Google Earth – provides full integration of Google Earth into the browser.
Google Toolbar – provides features related to Google Search as a toolbar.
Googlepedia – shows users Wikipedia articles along with their Google search results.

Wikipedia Integration

FastestFox – integrates Wikipedia functionality into Firefox and recommends related articles.
Universal Edit Button – notifies user when a web page contains editable content.

Application Integration

EPUBReader – read the contents of any ePub book without requiring any additional software.
FlashGot – provides download features and integration with a variety of external download managers.
FoxyTunes – controls external media players.

Browser Features

Browser Behavior/Navigation

Adblock Plus – is used for blocking ads via a paired blacklist and whitelist.
All-in-One Sidebar – adds enhanced sidebar functionality similar to that found in the Opera web browser.
Capture Fox – is a screencast tool which captures the Firefox window as well as the whole screen and records the user's voice.
Cooliris – a quick and visually pleasing way to browse photos and videos from the web or a desktop.
Flashblock – prevents Flash content from running without being explicitly started (clicked) or whitelisted.
Hyperwords – allows users to select text and perform rich commands, such as instant Wikipedia look-ups, in-page translations, conversions, etc.
Image Zoom – allows users to change image sizes within the page.
Surf Canyon – is a real-time relevance feedback application which provides implicit personalization of search results on several major search engines.
Text to Voice – is used for making Firefox speak whatever has been selected from the webpage.
Vimperator – makes Firefox feel and behave like the Vim text editor.
Zotero – enables users to collect, manage, and cite research from all types of sources from the browser.

Bookmarks

DéjàClick – enables the user to bookmark a multi-step recording.
ScrapBook – adds enhanced scrapbooking, page saving, bookmarking, and notetaking functionality.
Xmarks – adds online bookmark and password synchronization, as well as bookmark tagging and suggested sites.

Customization

DéjàClick – enables user to record and playback complex web transactions via a free web recorder for Firefox.
Greasemonkey – allows users to install user scripts that modify specific web pages.
iMacros – a macro recorder for the Firefox web browser.
Stylish – allows the user to install custom CSS that can modify specific web pages and XUL application interfaces.

Download Management

DownThemAll! – a download manager/accelerator.
PDF Download – allows users to customize the handling of PDF files.
Video DownloadHelper – used to download videos from sites like Youtube or Metacafe.

Feeds

Morning Coffee – a news displayer.
Operator – parses microformats.
Sage – a popular, lightweight feed reader extension.

Language Tools

FoxLingo – translates web pages and text using many free online translators and offers other language tools.
International Sideboard – a keyboard for typing all language (unicode) characters for Firefox.
rikaichan – a popup Japanese-English/German/French/Russian dictionary.

Privacy/Security

LastPass Password Manager – offers password management, portability and security.
NoScript – allows users to control JavaScript and other potentially executable content.
Offer Assistant – password management, shopping, and bill pay add-on.
WOT Services, Ltd. – warns you about risky sites by adding security icons next to search results, email links, as well as Wikipedia.

Tabs

Showcase – shows tabs as thumbnails, to preview, manage and search across them.
Tab Mix Plus – provides tabbed browsing enhancements.

Website Development Tools

Alexa Toolbar – provides access to SEO data.
ColorZilla – adds an eye dropper (color reader), color palettes, page zooming, and displays element information.
Firebug – allows the debugging, editing, and modifying of any website's CSS, HTML, DOM, and JavaScript, and provides other web development tools.
FireFTP – is a cross-platform FTP client which provides access to FTP servers.
Web Developer – adds a menu and a toolbar to the browser with various web developer tools.