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FoxClocks

Display current worldwide times in Firefox's status bar.
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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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Extension Starter Pack
Extension Starter Pack
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Privacy & Security
Privacy & Security
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Twitch customization
Twitch customization
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Recommended extensions
  • 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

    203,620 users

  • Turbo Download Manager

    Turbo Download Manager

    A download manager with the ability to pause and resume downloads, download remote files, and more.

    InBasic

    55,556 users

  • Power Thesaurus

    Power Thesaurus

    Use the power of synonyms by button in toolbar, right-click or by word selection on any page.

    Power Thesaurus

    1,285 users

  • Download Manager (S3)

    Download Manager (S3)

    View and manage downloads from a tidy status bar.

    Oleksandr

    57,416 users

Popular themes
Tab managers
  • Tree Style Tab

    Tree Style Tab

    Show tabs like a tree.

    Piro (piro_or)

    175,491 users

  • OneTab

    OneTab

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

    OneTab Team

    164,641 users

  • Tab Session Manager

    Tab Session Manager

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

    sienori

    151,059 users

  • New Tab Override

    New Tab Override

    New Tab Override allows you to set the page that shows whenever you open a new tab.

    Sören Hentzschel

    61,451 users

Social media extensions
  • Return YouTube Dislike

    Return YouTube Dislike

    Returns ability to see dislike statistics on youtube

    Dmitry Selivanov

    917,826 users

  • YouTube Search Fixer

    YouTube Search Fixer

    Remove ALL distracting search results, redirect shorts back to legacy page and try little visual changes suited for low resolution screens.

    Phoenix

    29,411 users

  • BetterTTV

    BetterTTV

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

    NightDev

    499,372 users

  • Augmented Steam

    Augmented Steam

    Augments your Steam Experience

    IsThereAnyDeal

    62,379 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

    1,281,879 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

    203,620 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

    42,789 users

  • Sidebery

    Sidebery

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

    mbnuqw

    60,631 users

“translate” tagged extensions
  • To Google Translate

    To Google Translate

    Right-click a section of text and click the Translate icon next to it to text translate or listen to it in your language.

    Juan Escobar

    753,092 users

  • TWP - Translate Web Pages

    TWP - Translate Web Pages

    Translate your page in real time using Google, Bing or Yandex. It is not necessary to open new tabs.

    Filipe Dev

    590,935 users

  • Simple Translate

    Simple Translate

    Quickly translate selected or typed text on web pages. Supports Google Translate and DeepL API.

    sienori

    276,279 users

  • Immersive Translate - Translate Website & PDF

    Immersive Translate - Translate Website & PDF

    Free Translate Website, Translate PDF & Epub eBook, Translate Video Subtitles in Bilingual

    Immersive Translate

    82,700 users

Change the way Firefox looks with themes.

Change the way Firefox looks with themes.