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16,991 extensions found in Appearance

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  • Open As Plain Text

    Open As Plain Text

    Opens the page HTML as plain text in a new tab.

    Jodie

    1 user

  • Window on Earth

    Window on Earth

    This is a theme featuring views of earth taken from space moving past the window of the ISS. At sunset and sunrise the views change from night to day, and day to night. The browser theme moves correspondingly from dark to lighter.

    Firefox user 13941797

    1 user

  • Inhuman Time

    Inhuman Time

    Changes human time displays to inhuman ones

    sharat87

    1 user

  • GitHub Unveiler (FF)

    GitHub Unveiler (FF)

    Replaces GitHub usernames with display names in GitHub and GitHub Enterprise instances.

    Joao

    1 user

  • Algocode Grades Calculator

    Algocode Grades Calculator

    Автоматический расчёт оценок по контестам на algocode.ru by DoctorSeven

    Doctorseven

    1 user

  • Cookie/LocalStorage Switcher

    Cookie/LocalStorage Switcher

    Easily switch cookies/localStorage between dev, staging, and prod environments.

    Clorinde

    1 user

  • Twitch Adblock Popup Remover

    Twitch Adblock Popup Remover

    Automatically dismisses the Twitch adblock warning popup.

    berk

    1 user

  • TASALO — Tasas de Cambio Cuba

    TASALO — Tasas de Cambio Cuba

    Tasas de cambio Cuba - El Toque, BCC, Binance

    ersus

    1 user

  • World Guesser - Play Geo Quiz

    World Guesser - Play Geo Quiz

    The best free geography guessing game. Test your knowledge and guess locations around the world!

    Sajid Khan

    1 user

  • Alter Ego

    Alter Ego

    This Firefox extension enhances your experience with ChatGPT by adding visually engaging, emotion-based overlays.

    node62

    1 user

  • Analiza Lichess z Chess.com

    Analiza Lichess z Chess.com

    Przenosi partię z Chess.com bezpośrednio do darmowej analizy na Lichess.

    Rakx

    1 user

  • Retro Pomodoro

    Retro Pomodoro

    A CRT-terminal-styled Pomodoro timer with retro phosphor green, amber, and synthwave-pink themes. Focus like it's 1985.

    ch srikar

  • calm

    calm

    Remove the clutter in your browser with just one click. All unused tabs are closed in a flash. One button to get rid of them all.

    Simplify

    1 user

  • 9GagVideoControls

    9GagVideoControls

    Makes controls visible on 9gag.com

    julianneigenfind

    1 user

  • uitval voor zermelo

    uitval voor zermelo

    laat alles uitvallen in zermelo

    siemvk

    1 user

  • YT Enqueue All

    YT Enqueue All

    Add all new videos from your YouTube to the Watch Queue with one click (or Alt+Q). Works on any YouTube page; ignores Shorts and Playlists.

    scorpyix

    1 user

  • Location Usage Indicator

    Location Usage Indicator

    Find out if the site is tracking your location.

    Nancy Mathis

    1 user

  • Zero Speed Dial

    Zero Speed Dial

    A clean, customizable speed dial that replaces your new tab page with quick access to your favorite websites.

    dyzrol

  • Better PoPS Planning

    Better PoPS Planning

    Ajoute des meilleurs filtres pour l'EDT de Polytech Paris-Saclay

    Elflo

    1 user

  • EmoViaKon

    EmoViaKon

    Kontext-Emoji-Picker mit Verlauf und Darkmode

    MavVintage

    1 user

  • Twitter/X Puzzle Blocker

    Twitter/X Puzzle Blocker

    Block Twitter/X until you solve a challenging daily probability puzzle. Features Bayesian probability, conditional probability, and expected value problems. Build mindful browsing habits while sharpening your statistical thinking!

    keltan

    1 user

  • Neofoxify

    Neofoxify

    Add Neofox everywhere you go :neofox_floof:

    Sky.Bit

    1 user

  • Boards Companion

    Boards Companion

    Extension to enhance www.boards.ie user experience

    seanmcloughlin

    1 user

  • Prettify Plus

    Prettify Plus

    Auto-detect and beautifully format JSON, YAML, XML, TOML & CSV in your browser. Formatted view · Tree view · JSONPath search · Type generation · Response diff

    fazorboy

    1 user

  • Smart Dark Mode

    Smart Dark Mode

    Automatically darkens mostly-light pages and lets you persist a per-site override.

    Aluminous

    1 user