Gewildste Sien almal »

  • Firebug

    Rated 5 out of 5 stars (1 650)
    Firebug integrates with Firefox to put a wealth of development tools at your fingertips while you browse. You can edit, debug, and monitor CSS, HTML, and JavaScript live in any web page...
    2 644 349 gebruikers
  • The best security you can get in a web browser!
    Allow active content to run only from sites you trust, and protect yourself against XSS and Clickjacking attacks.
    2 228 391 gebruikers
  • Adds ClickOnce support and the ability to report installed .NET versions to the web server.
    1 821 911 gebruikers
  • Protect your privacy. See who's tracking your web browsing and block them with Ghostery.
    1 155 677 gebruikers
  • Fight the text ads! Element Hiding Helper is a companion extension for Adblock Plus meant to make creating element hiding rules easier.
    928 742 gebruikers
  • Flagfox

    Rated 5 out of 5 stars (582)
    Displays a country flag depicting the location of the current website's server and provides a multitude of tools such as site safety checks, whois, translation, similar sites, validation, URL shortening, and more...
    791 872 gebruikers
  • FireFTP

    Rated 4 out of 5 stars (840)
    FireFTP is a free, secure, cross-platform FTP/SFTP client for Mozilla Firefox which provides easy and intuitive access to FTP/SFTP servers.

    Check out my new project, FireSSH!
    734 753 gebruikers
  • Test Pilot

    Rated 4 out of 5 stars (63)
    Help us make Firefox better by joining our structured user studies! No need to download this add-on if you are running Firefox 4 beta, - you are already a part of the team!
    718 587 gebruikers
  • Stylish

    Rated 4 out of 5 stars (616)
    Restyle the web with Stylish, a user styles manager. Stylish lets you easily install themes and skins for Google, Facebook, YouTube, Orkut, and many, many other sites. You can even customize Firefox and other programs themselves.
    707 799 gebruikers
  • Web Developer

    Rated 5 out of 5 stars (183)
    The Web Developer extension adds various web developer tools to the browser.
    691 405 gebruikers
  • Note: If you are encountering the Connecting... problem see instructions below.

    The updated, fully supported IE Tab. Embed IE in a Firefox tab. IE Tab Features: FF 4+ support, IE 7-9 compatibility modes, old IE Tab settings import.
    652 150 gebruikers
  • Remove or manage a new and uncommon kind of cookies, better known as LSO's.The BetterPrivacy safeguard offers various ways to handle Flash-cookies set by Google, YouTube, Ebay and others...

    Latest updates: See bottom link 'version history'!
    606 394 gebruikers
  • The User Agent Switcher extension adds a menu and a toolbar button to switch the user agent of a browser.
    423 915 gebruikers
  • IE Tab

    Rated 4 out of 5 stars (1 183)
    IE Tab - an extension from Taiwan, features: Embedding Internet Explorer in tabs of Mozilla/Firefox...
    395 595 gebruikers
  • FoxyProxy is an advanced proxy management tool that completely replaces Firefox's limited proxying capabilities. For a simpler tool and less advanced configuration options, please use FoxyProxy Basic.
    379 070 gebruikers
  • Allows you to quickly switch to a different language (User Interface, Spell Checker Dictionary and Website content) in your Mozilla application.
    315 208 gebruikers
  • ColorZilla

    Rated 5 out of 5 stars (284)
    Advanced Eyedropper, Color Picker, Gradient Generator and other colorful goodies...
    311 927 gebruikers
  • Automate Firefox. Record and replay repetitious work. If you love the Firefox web browser, but are tired of repetitive tasks like visiting the same sites every days, filling out forms, and remembering passwords, then iMacros for Firefox is the soluti...
    295 865 gebruikers

Topgegradeer Sien almal »

  • Does everything for an HTML table: Copy (table/row/column/cell), Sort (multi-column), Search (regex, range operations ...), Filter, Chart, Statistics, Rearrange, Combine/Compare. To use: Right click in a real HTML table for the "tabletools2" option.
    18 375 gebruikers
  • Gives you a place to put all your add-on buttons without over-crowding the navigation bar.
    87 635 gebruikers
  • 'Classic Toolbar Buttons' add-on restores old toolbar button ui (known from Fx 4-7s small view, Fx 4-12s large view & Tb 5-14) for current Firefox, Thunderbird and Seamonkey versions on Windows.

    Beta builds on versions page!
    40 494 gebruikers
  • Inspect the DOM at lightning speed.
    21 437 gebruikers
  • CoLT

    Rated 5 out of 5 stars (75)
    CoLT (short for "Copy Link Text") makes it easy to copy either a link's text, or both the link text and its URL in a format you specify. This non-invasive extension simply appears as context menu items when you right-click a link. Fully customizable!
    6 630 gebruikers
  • The "NewScrollbars"-extension replaces the default scrollbars of Firefox and Thunderbird with colorized ones (partly) known from "Noia themes".
    12 402 gebruikers
  • Browser Server

    Rated 5 out of 5 stars (131)
    Embed a server in your browser!
    This addon is a substitute to "POW Webserver". It lets you entertain files on your computer and let others surf to them.
    1 350 gebruikers
  • Color tools for web development.

    Color picker and eyedropper + saving colors and trying out colors with drag and drop.
    45 475 gebruikers
  • Mason

    Rated 5 out of 5 stars (60)
    这个扩展是基于Force Content-Type的,与Force Content-Type相比,这个扩展简化了规则创建的步骤,允许各规则单独禁用/可用的设定。
    10 346 gebruikers
  • Stylish Sync

    Rated 5 out of 5 stars (17)
    Sync engine for Stylish with backup / restore facility.
    6 100 gebruikers
  • Allows quick enable and disable of Java, Javascript, Cookies, Image Animations, Flash, Silverlight, Images, Stylesheets and Proxy from the Toolbar. This is great for increasing security or decreasing bandwidth.
    280 281 gebruikers
  • Fight the text ads! Element Hiding Helper is a companion extension for Adblock Plus meant to make creating element hiding rules easier.
    928 742 gebruikers
  • Console²

    Rated 5 out of 5 stars (45)
    Console² (pronounced Console Squared or Console Two) replaces the JavaScript Console with what could be the next generation Error Console. From v0.5 includes the Console Filter extension previously available separately from the Console² website.
    15 909 gebruikers
  • Manage form history entries (search, edit, cleanup, export/import) and easy text formfiller.

    Auto-save text entered in any form while typing to allow fast recovery when disaster strikes.

    Control for which webpage form history is saved or not.
    32 227 gebruikers
  • Firepicker

    Rated 5 out of 5 stars (48)
    Simple color picker plugin for Firebug.
    25 576 gebruikers
  • Export Cookies

    Rated 5 out of 5 stars (28)
    Exports all cookies in IE manner.
    Makes a Netscape standard cookies.txt file.
    Very useful for WGET --load-cookies option.
    8 473 gebruikers
  • Allows the use of various browser profiles (not just the user agent), which it can automatically switch to at random after a chosen period of time has expired. Supports other privacy enhancing options
    7 644 gebruikers
  • Screengrab! saves webpages as images.
    0.97 released!
    New features: upload to internet
    121 161 gebruikers

Onlangs bygevoeg Sien almal »

See all 1633 extensions in Webontwikkeling »