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

Log in

14,759 extensions found in Appearance

Filter results
Search results
  • Dark Mode for HackerNews

    Dark Mode for HackerNews

    Read HackerNews website (main and search) in dark mode.

    Tej

    4 users

  • Skyscanner daylight hours calc

    Skyscanner daylight hours calc

    Adds information about daylight hours for any Skyscanner flight search

    Vladimir Ivanov

    4 users

  • JSTAR Tab – Customizable New Tab Page

    JSTAR Tab – Customizable New Tab Page

    Customize your new tab with themes, custom backgrounds, shortcuts, greetings, search controls, and privacy tools—JSTAR Tab makes every new tab beautiful, personal, and productive.

    JSTAR's Development

    4 users

  • 🔖 Bookmark Renamer

    🔖 Bookmark Renamer

    Updates the bookmark names with the actual page titles. Ideal if you have many bookmarks from several years ago that haven't been updated.

    Gaël Lapasset

    4 users

  • Broken Link Hunter

    Broken Link Hunter

    Analyseur professionnel de liens cassés - Version gratuite (50 pages max)

    Broken Link Hunter

    4 users

  • Hex Converter

    Hex Converter

    A lightweight browser extension that converts between hexadecimal and text with a single click. Features auto-detection, context menu support, and conversion history, making it ideal for developers and tech enthusiasts.

    Kybiu

    4 users

  • Element Picker - NAC

    Element Picker - NAC

    Hide unwanted elements and repetitive text on webpages.

    Nodus

    4 users

  • Remove your watermark

    Remove your watermark

    Hides the static watermark of channels icon in YouTube videos, good to prevent OLED burn-in.

    thEarnedchip

    4 users

  • No mobile reddit

    No mobile reddit

    Prevents the mobile-friendly version of reddit from loading in a mobile browser.

    tossj

    4 users

  • Roblox Home Overhaul

    Roblox Home Overhaul

    Makes the Home page on roblox.com smaller like it was before, removes the "Recommended for you" section and expands the "Continue" section.

    violet

    4 users

  • Noto Sans JPが見やすい

    Noto Sans JPが見やすい

    MS ゴシックやメイリオ、游ゴシックをNoto Sans JPに置き換える拡張機能

    ajim

    4 users

  • ThemeShuffler

    ThemeShuffler

    Automatically changes your theme at startup then every hours to any theme you have downloaded. Default theme, dark theme, and light theme will not be selected.

    Bouns

    4 users

  • 24.hu Sötét Mód

    24.hu Sötét Mód

    Sötét mód a 24.hu hírportálhoz.

    danicsete

    4 users

  • Reader Mode Enhancer

    Reader Mode Enhancer

    Enhances Firefox's built-in Reader Mode with custom styles. Reader Mode Enhancer is a robust and powerful extension designed to take your reading experience to the next level. Leveraging the built-in Reader Mode of Firefox, this extension introduces

    Crics Guru

    4 users

  • Azure DevOps icon [Pipelines]

    Azure DevOps icon [Pipelines]

    Adds colour-coded tab icons and associated shortcut button for Pipelines on Azure DevOps

    Will Westrop

    4 users

  • itopModification

    itopModification

    Ajoute des fonctionnalités à ITOP

    jpazerty

    4 users

  • Random Text Selector Colors

    Random Text Selector Colors

    Randomly changes the highlighter color each time when selecting text

    BadDEV

    4 users

  • Restore EduSkracacz

    Restore EduSkracacz

    Restores the ability to use EduSkracacz

    rotkiW285

    4 users

  • Feature Flags

    Feature Flags

    This extension enables you to toggle features on or off on your website.

    Tools publiq

    4 users

  • Asana Expander

    Asana Expander

    Automatically show all comments on an Asana task an expand longer comments.

    Stefan Zweifel

    4 users

  • Bayless Conley Welcome

    Bayless Conley Welcome

    Today's Bible Verse and more on your Homepage.

    DaviD Agentur für Medienkommunikation GmbH

    4 users

  • UltimateJapanese Search Plugin

    UltimateJapanese Search Plugin

    Allows the user to search selected text on a webpage on Ultimate Japanese dictionary. Allows german, english, japanese and japanese transliteration as input.

    PSeitz

    4 users

  • ZedMode

    ZedMode

    ZedMode: Dark Mode for TryHackMe.com

    Zed

    4 users

  • No More Youtube Shorts Free

    No More Youtube Shorts Free

    Free Add On to Hide Youtube Shorts automatically

    Leonardo Serra

    4 users

  • IncluVision

    IncluVision

    Esta extensión es una herramienta de accesibilidad versátil que ajusta el tamaño texto, añade contraste, invierte colores, cambia la fuente, lee el texto en voz alta y bloquea anuncios.

    Faristol

    4 users