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Download Firefox Add Ons - Best Software & Apps

  2. Mozilla Firefox

    96.0
    • 3.8
    • (44078 votes)

    Free open-source browser

    Mozilla Firefox is a free web browser for Windows and Mac operating systems. Launched by the Mozilla Foundation in 2003, the open-source program has...

  3. Mozilla Firefox Beta

    96.0b7
    • 4
    • (1054 votes)

    Test the newest features first with this free open-source web browser

    Mozilla Firefox Beta is the test version of the popular Firefox web browser. Firefox Beta users get all the features of the stable Firefox build, like...

  5. Pale Moon

    31.0.0
    • 4.2
    • (417 votes)

    A version of Firefox optimized for Windows

    If you love Firefox but still think it's a bit too slow, try Pale Moon instead!The aim behind Pale Moon is to build a completely customized version of...

  6. PDF Download

    3.0.0.2.1
    • 3.9
    • (5539 votes)

    Read PDF files right in your browser!

    The PDF Download extension, a popular choice for solving your PDF viewing issues, is a browser add-on to view and download PDF documents without saving the...

  8. FireBug

    2.0.19
    • 3.5
    • (251 votes)

    Web debugging made easy in Firefox

    Debugging is probably one of a developer's least favorite tasks but, regrettably, it's an essential part of software development.Any helping hand is...

  9. DuckDuckGo Privacy Essentials for Firefox

    1.0
    • 4.3
    • (34 votes)

    Essential Privacy Tools to Anonymously Browse the Internet

    DuckDuckGo Privacy Essentials is an add-on and tools which allows users to browse the Internet privately. This program can help to cut down on spam...

  10. Windows Media Player Plugin

    1.0.0.8
    • 3.2
    • (465 votes)

    Firefox Windows Media Player Plugin Lets You Browse with Tunes

    Do you listen to your music while surfing the internet? It?s a pretty common combination especially during leisure time. Some also like to listen to other...

  11. Cyberfox

    22.0.0
    • 3.8
    • (37 votes)

    Cyberfox - Free open source 64 bit Firefox Alternative

    Cyberfox is a free, open source web browser built on top of the same source code as Mozilla Firefox, but optimised around your processor. Cyberfox comes in...

  12. Greasemonkey

    0.9.13
    • 3.4
    • (285 votes)

    Customize the appearance and behavior of popular websites

    Greasemonkey allows you to customize the way popular websites look and behave by tweaking their functionality with a script.In fact Greasemonkey is not an...

  13. Adblock Plus for Firefox

    3.13
    • 3.7
    • (993 votes)

    Make browsing more comfortable by getting rid of ads

    Adblock Plus is a Firefox add-on that allows you to block ads that appear on web pages.As it’s for Firefox, Adblock Plus is a small, discreet program that...

  14. FireFTP

    2.0.7
    • 3.6
    • (121 votes)

    FTP server integrated into Firefox

    FireFTP is a simple but powerful add-on that gives you an FTP client within Firefox.FireFTP does a surprisingly good job of transferring files and even...

  15. anonymoX

    4.4.2
    • 4
    • (767 votes)

    Surf anonymously with Firefox

    anonymoX for Firefox is an add-on that gives you fast and anonymous browsing with a single click of a button. It houses its own proxy servers that you can...

  16. UltraSurf Firefox Tool

    2.0
    • 3.4
    • (138 votes)

    Anonymous browsing for Firefox

    UltraSurf Firefox Tool is a pro-privacy internet browsing tool that will let you search the web without leaving any traces of your identity behind.In this...

  17. FoxyProxy Extension

    2.22.5
    • 3.4
    • (48 votes)

    The most complete proxy tool for Firefox

    Using a proxy can be useful in a variety of circumstances whether you want to protect your surfing habits or access content that's not available in your...

  18. FlashGot

    1.5.4.1
    • 4.1
    • (227 votes)

    Download from Firefox using your favorite manager

    FlashGot is a Firefox add-on that allows you to customize almost any download manager for use with batch downloads on Firefox.FlashGot is a free Mozilla...

  19. PDF Download

    3.0.0.2
    • 3.7
    • (31 votes)

    Choose how to open PDF files in Firefox

    There is nothing that annoys me more in Firefox when a PDF document tries to open and crashes the browser.PDF Download prevents this problem ever arising by...

  20. Komodo Edit

    12.0.1
    • 3.7
    • (140 votes)

    The Firefox of programming environments

    If you design websites across different platforms, then you need an editor that can keep up with you. Komodo Edit is not only cross platform but it's...

  21. Mozilla Sunbird

    1.0
    • 4
    • (313 votes)

    Calendar application from the creator of Firefox

    If you're a fan of the Firefox web browser then there's a good chance that you'll like Sunbird which has been made by the same developer...

  22. FEBE (Firefox Environment Backup Extension)

    7.03
    • 4.2
    • (54 votes)

    Backup Firefox extensions, themes, bookmarks and more

    The worst part of buying a new computer is the fact that you have to backup your stuff in the old PC and move it all to the new one. Luckily there are some...

  23. Ruffle for Firefox

    5.2.0
    • 4.7
    • (3 votes)

    Perfect alternative for Adobe Flash Player

    Written in Rust programming language, Ruffle for Firefox is a Flash Player emulator that can be used for all modern desktop operating systems and web...

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