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Simple Translate

Instantly translate any selected text on web pages.
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Extensions are like apps for Firefox.

They add features to Firefox to make browsing faster, safer, or just plain fun.
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Anti-tracking extensions
Anti-tracking extensions
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Essential add-ons
Essential add-ons
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Steam extensions
Steam extensions
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Recommended extensions
  • Web Archives

    Web Archives

    View archived and cached versions of web pages on various search engines, such as the Wayback Machine and Archive․is.

    Armin Sebastian

    63,923 users

  • Copy PlainText

    Copy PlainText

    Copy Plain Text without any formatting

    erosman

    26,719 users

  • Link Gopher

    Link Gopher

    Extracts all links from web page, sorts them, removes duplicates, and displays them in a new tab for inspection or copy and paste into other systems.

    Andrew Ziem

    16,050 users

  • Emoji

    Emoji

    It permits just with a single click to copy an emoji. There is a search-box and the "Most used emojis" section (the first one). If you want to send feedback or report bug, please contact me

    Saverio Morelli (Sav22999)

    33,103 users

Trending themes
Tab managers
  • Tab Session Manager

    Tab Session Manager

    Save and restore the state of windows and tabs. It also supports automatic saving and cloud sync.

    sienori

    144,924 users

  • Tree Style Tab

    Tree Style Tab

    Show tabs like a tree.

    Piro (piro_or)

    184,785 users

  • OneTab

    OneTab

    OneTab - Too many tabs? Convert tabs to a list and reduce browser memory

    OneTab Team

    158,541 users

  • Tabliss - New Tab

    Tabliss - New Tab

    A beautiful New Tab page with many customisable backgrounds and widgets that does not require any permissions.

    tabliss.io

    74,674 users

Social media extensions
  • Return YouTube Dislike

    Return YouTube Dislike

    Returns ability to see dislike statistics on youtube

    Dmitry Selivanov

    873,144 users

  • BetterTTV

    BetterTTV

    Enhances Twitch and YouTube with new features, emotes, and more.

    NightDev

    480,005 users

  • Facebook Container

    Facebook Container

    Prevent Facebook from tracking you around the web. The Facebook Container extension for Firefox helps you take control and isolate your web activity from Facebook.

    Firefox

    935,511 users

  • Augmented Steam

    Augmented Steam

    Augments your Steam Experience

    IsThereAnyDeal

    60,329 users

Recommended themes
Accessibility extensions
  • Dark Reader

    Dark Reader

    Dark mode for every website. Take care of your eyes, use dark theme for night and daily browsing.

    Dark Reader Ltd

    1,208,900 users

  • Read Aloud: A Text to Speech Voice Reader

    Read Aloud: A Text to Speech Voice Reader

    Read out loud the current web-page article with one click. Supports 40+ languages.

    LSD Software

    193,079 users

  • Dark Mode

    Dark Mode

    Dark theme and night shift mode for every website. Care your eyes, use Dark Mode for night and daily web browsing.

    Dark Mode

    38,698 users

  • Sidebery

    Sidebery

    Vertical tabs tree and bookmarks in sidebar with advanced containers configuration, grouping and many other features.

    mbnuqw

    62,933 users

“privacy” tagged extensions
  • uBlock Origin

    uBlock Origin

    Finally, an efficient wide-spectrum content blocker. Easy on CPU and memory.

    Raymond Hill

    9,380,317 users

  • Privacy Badger

    Privacy Badger

    Automatically learns to block hidden trackers. Made by the leading digital rights nonprofit EFF to stop companies from spying on you.

    EFF Technologists

    1,766,324 users

  • AdGuard AdBlocker

    AdGuard AdBlocker

    Unmatched adblock extension against advertising and pop-ups. Blocks ads on Facebook, Youtube and all other websites.

    Adguard Software Ltd

    1,412,652 users

  • DuckDuckGo Search & Tracker Protection

    DuckDuckGo Search & Tracker Protection

    Actively protects your data in your current browser

    DuckDuckGo

    1,241,989 users

Change the way Firefox looks with themes.

Change the way Firefox looks with themes.