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

Log in

17,848 extensions found in Appearance

Filter results
Search results
  • Script Hammer

    Script Hammer

    A practical page utility for removing obstructions, controlling JavaScript, and inspecting image assets.

    DavidBerko16

    4 users

  • WordSwapper – Word & Emoji Replacer

    WordSwapper – Word & Emoji Replacer

    Dynamically replace specific words or phrases with target expressions (text, emoji, symbol).

    A. Onat

    4 users

  • Smart TTS | AI Voices

    Smart TTS | AI Voices

    Pinned floating TTS reader - reads page paragraphs

    hvlyDMN

    4 users

  • Currency Calculators with affiliate

    Currency Calculators with affiliate

    Real-time multiple currency converter, simple interest calculator & you can check your age with days, months and years

    Chetan

    4 users

  • Markdown Preview

    Markdown Preview

    Render Markdown files and text in your browser with live preview.

    Sofia

    4 users

  • EmojTea

    EmojTea

    EmojTea is a Mozilla Firefox extension which allows you to replace Google emojis by Apple emojis on the World Wide Web.

    Gumbraise

    4 users

  • Highlight Hopper

    Highlight Hopper

    For note taking and research. To highlight, click / drag or hold / drag on mobile, then tap. Highlights are stored locally. Compatible with Highlight Hopper Desktop and Hopper Note clients.

    KeyOuts

    4 users

  • Image Resizer: Crop, Compress & Optimize

    Image Resizer: Crop, Compress & Optimize

    Fast image resizer, photo compressor and HEIC converter. Crop pictures and reduce image size in KB. 100% private and offline.

    Evgeniy Fitsner

    4 users

  • StudyMind

    StudyMind

    L'extension pour améliorer votre experience sur vos outils éducatif numérique.

    Orion

    4 users

  • X Feed Filter

    X Feed Filter

    X Feed Filter cleans up your X.com (formerly Twitter) experience by removing algorithmic content

    Vilius

    4 users

  • Gutencount

    Gutencount

    Perform accurate an accurate word count on any webpage or selection, with special focus on Gutenberg ebooks.

    quartertone

    4 users

  • Chat Mignon

    Chat Mignon

    Un adorable chat animé qui se promène au bas de vos pages web

    Corentin

    4 users

  • lequipe.fr pour les non abonnés

    lequipe.fr pour les non abonnés

    Supprime les articles pour les abonnés du site lequipe.fr.

    M3tal Hurlan7

    4 users

  • Focus Glass Mode — by PayFopus

    Focus Glass Mode — by PayFopus

    Transform any webpage into a distraction-free, futuristic glass reading environment with smooth neon accents and an instant focus mode.

    PayFopus

    4 users

  • Faster for YouTube™

    Faster for YouTube™

    Play videos faster and remember channel settings.

    17324552263

    4 users

  • Genius Wide

    Genius Wide

    Makes the lyrics on Genius.com wide, removes the 'You might also like' and Tickets.

    Third Sight

    4 users

  • Harp Music Laura Bailey

    Harp Music Laura Bailey

    Replaces the text 'Laura Bailey' with '*harp music* Laura Bailey'.

    Callum Todd

    4 users

  • YouTube Items per Row

    YouTube Items per Row

    Customize the number of video items per row on the YouTube homepage.

    Josep Trullàs

    4 users

  • ScrollKeeper for browsers

    ScrollKeeper for browsers

    ScrollKeeper is a powerful cross-browser extension that lets you save and jump to scroll positions using keyboard shortcuts, with visual numbered markers, custom titles, and comprehensive bookmark management.

    LaneZeroO

    4 users

  • PrettyCanvas

    PrettyCanvas

    Modern UI enhancement for Canvas LMS with cleaner navigation, customizable themes, and improved workflow tools

    PrettyCanvas

    4 users

  • xflags

    xflags

    Shows country flags next to X (Twitter) usernames based on account location data.

    bitlamas

    4 users

  • GestureVid: Pro Control

    GestureVid: Pro Control

    Professional gesture controls: Seek, Volume, Brightness & Speed. Robust Zoom Prevention.

    Beast

    4 users

  • FCWatch Overhaul

    FCWatch Overhaul

    changes your FCWatch experience.

    slimerewinston

    4 users

  • BruceTabs – Floating Tab Panels

    BruceTabs – Floating Tab Panels

    Pop any browser tab into a clean, floating panel window. Perfect for keeping stock charts, videos, or references on top while you work.

    RustikXV

    4 users

  • Custom Homepage - Ethereal

    Custom Homepage - Ethereal

    A beautiful, customizable homepage and new tab dashboard featuring crisp glassmorphism, interactive draggable widgets, and live video backgrounds.

    Ar.

    4 users