To use these add-ons, you'll need to download Firefox.

Log in

12,753 extensions found in Appearance

Filter results
Search results
  • Tab Switch Keys

    Tab Switch Keys

    Keyboard shortcuts for switching tabs (Ctrl+PageUp, Ctrl+PageDown)

    Alex Vallat

    1 user

  • Tabs Snoozer

    Tabs Snoozer

    Close inactive tabs and restore them later

    Chelsea

    1 user

  • Tab for a Cause (Unofficial Zen)

    Tab for a Cause (Unofficial Zen)

    Raise money for charity with every browser tab you open!

    Neo Sahadeo

    1 user

  • iOSFox

    iOSFox

    An extension for Firefox to replace every Emoji with the ones for Apple

    tanos

    1 user

  • Ranger VS Zombies

    Ranger VS Zombies

    Kill off all the zombies in Ranger vs Zombies. Help the brave sheriff jump and dodge the zombies while gunning them all down

    789bet

    1 user

  • Read Later Lite

    Read Later Lite

    Temporarily save links to read later without an account. Auto-deletes after 3 days.

    venti

    1 user

  • Quick Notes Sidebar

    Quick Notes Sidebar

    A clean, floating sidebar to instantly save notes and highlighted text from any page without switching tabs. Features a rich text editor, search, and trash system.

    Visernic Limited

    1 user

  • Proxy Switcher Simple

    Proxy Switcher Simple

    Fast proxy change, supports filtering by country.

    Furina

    1 user

  • UPPERCASE

    UPPERCASE

    All text is transformed to UPPERCASE.

    Katchov

    1 user

  • Time Tracker Web 2025

    Time Tracker Web 2025

    Đếm thời gian bạn sử dụng web trên Firefox.

    Sv88

    1 user

  • Browser Time Tracker

    Browser Time Tracker

    Hiển thị tổng thời gian sử dụng trình duyệt trong ngày.

    SHBET

    1 user

  • YouTube Background Image with untrap

    YouTube Background Image with untrap

    Set a background image on YouTube. also used with untrap for youtube

    guillaume

    1 user

  • MasquerBarreOnglets

    MasquerBarreOnglets

    Une extension pour masquer la barre des onglets.

    JFrederic

    1 user

  • SubMute

    SubMute

    Add a Mute button to Reddit posts (top-right overlay). Manage muted subs in the popup.

    mikesuds

    1 user

  • hideOsu!Rank

    hideOsu!Rank

    hides osu rank section from user profiles

    mrkeww

    1 user

  • Madalin Stunt Cars 2 Fun

    Madalin Stunt Cars 2 Fun

    Madalin Stunt Cars 2 Basic is extension Drive powerful cars and perform stunts in this 3D game.

    69vn

    1 user

  • Background Extension vUnicorn

    Background Extension vUnicorn

    Track browsing time on any given domain

    vUnicorn

    1 user

  • ابزارهای شاتل سازمانی

    ابزارهای شاتل سازمانی

    نمایش نتایج تست سرعت و جستجو در صفحه اختلالات شاتل بررسی مدرن و سبک

    ENGFAZELI

    1 user

  • Window Colour Picker

    Window Colour Picker

    Customise your Firefox window colours with a colour picker

    Twunker

    1 user

  • Trump 2 Ompa

    Trump 2 Ompa

    Makes the web a little more fun/pleasant by replacing occurrences of "Donald Trump" with "Ompa-lompa".

    oyzmo

    1 user

  • Fresh Eyes

    Fresh Eyes

    Applies a color filter to web pages to assist users with color vision deficiencies.

    cadomac

    1 user

  • Hanime Thumbnail Preview

    Hanime Thumbnail Preview

    View video previews on mouse hover on videos. Currenly works on home, trending and search page.

    lazytwinkletoes

    1 user

  • Quick shortcut cards

    Quick shortcut cards

    Changes the new tab page to customizable one.

    Yumi

    1 user

  • Math Quick Test

    Math Quick Test

    Sharpen your mind with quick math challenges! Solve random addition, subtraction, and multiplication problems before time runs out.

    Vexan Voidcaller

    1 user

  • TLDRR

    TLDRR

    TLDRR: Too Long; Didn't Read? Refined. Translating chaos into clarity.

    Nandan

    1 user