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14,393 extensions found in Appearance

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  • WhatRuns

    WhatRuns

    Discover what runs a website - This Firefox extension helps you identify technologies used on any website at the click of a button.

    Whatruns

    5,366 users

  • Tridactyl

    Tridactyl

    Vim, but in your browser. Replace Firefox's control mechanism with one modelled on Vim. This addon is very usable, but is in an early stage of development. We intend to implement the majority of Vimperator's features.

    Colin Caine

    5,209 users

  • Instagram Hide Reels, Explore Page - IGPlus

    Instagram Hide Reels, Explore Page - IGPlus

    2025 • Open-source • Disable Instagram Reels, videos, comments, suggestions wall, vanity metrics, homepage recommendations, trending... and many more.

    fullstackdev

    5,194 users

  • Fixed Zoom

    Fixed Zoom

    Extension that sets a custom default zoom for all pages in Firefox. You can set a general zoom for all pages or custom rules depending on the site.

    Ariel

    5,182 users

  • EuroSaver - Amazon Europe Price Comparison

    EuroSaver - Amazon Europe Price Comparison

    Simplifies Amazon product price comparison between all european Amazon stores.

    Foundere Developer

    5,150 users

  • Mouse Gesture Events

    Mouse Gesture Events

    Control your browser faster and easier with gestures using mouse movement.

    Simpler

    5,050 users

  • Timer (alarm, timer and stopwatch)

    Timer (alarm, timer and stopwatch)

    Stylish timer combined with stopwatch and alarm for your browser.

    Karl

    5,014 users

  • Improve Crunchyroll

    Improve Crunchyroll

    Enhance Crunchyroll: theater mode, skip intros/outros, mark as watched/not watched, fast forward/backward buttons, dark mode, ...

    Thomas Tavernier

    5,006 users

  • RYS — Remove YouTube Suggestions

    RYS — Remove YouTube Suggestions

    Stop the YouTube rabbit hole. Customize YouTube's user interface to be less engaging.

    Lawrence

    4,885 users

  • Copy Selected Links

    Copy Selected Links

    Right-click selected text to copy the URL of any links it contains.

    Marnes

    4,857 users

  • YouTube Popout Player

    YouTube Popout Player

    Provides a simple way to open any YouTube video in a popout window

    Ryan Thaut

    4,844 users

  • Prolific Assistant

    Prolific Assistant

    Monitors https://prolific.com/ for new studies.

    Prolific

    4,826 users

  • Allow Copy Plus

    Allow Copy Plus

    Unlocks content with allow copy feature.

    Allow Copy Plus

    4,745 users

  • Sauce for Strava™

    Sauce for Strava™

    Additional functionality for your cycling and running analysis. This extension upgrades the Strava™ website.

    Justin Mayfield

    4,735 users

  • Window Resizer

    Window Resizer

    Easily set the layout (size & position) of your browser window

    Kelvin

    4,711 users

  • Page Screenshot

    Page Screenshot

    Take a screenshot from the entire website with just one click.

    Bernard

    4,707 users

  • Rotate Youtube Video (+ Zoom / Mirror, AB Loop)

    Rotate Youtube Video (+ Zoom / Mirror, AB Loop)

    You can rotate, zoom, mirror, or A-B loop the video. See the full details at the bottom of this page, or press the shortcut Ctrl + Shift + 1 after installing the add-on to open the add-on preferences.

    znwyrz

    4,697 users

  • Country Flag +

    Country Flag +

    Shows country flag based on the server location of the active tab's url

    Glin

    4,674 users

  • Reload All Tabs

    Reload All Tabs

    Reload all tabs using keyboard shortcut or toolbar button.

    Glin

    4,646 users

  • Dreamy Tab

    Dreamy Tab

    Bring a Breath of Fresh Air to Your Tabs

    To Go Networks

    4,576 users

  • Nuke Anything Enhanced

    Nuke Anything Enhanced

    Allows you to hide almost anything in any page via context menu

    Patrick Abi Salloum

    4,536 users

  • YouTube LiveChat Flusher (Danmaku Chat)

    YouTube LiveChat Flusher (Danmaku Chat)

    Provides bullet chatting (danmaku) on YouTube Live, like niconico or bilibili.

    _y_s

    4,525 users

  • Adless Spotify

    Adless Spotify

    Mutes Spotify's Webplayer when advertisements are played.

    NCIH

    4,490 users

  • Talkie

    Talkie

    Select text on any web page, and have the computer read it out loud for you by simply clicking the Talkie button. 1. Select desired text on any web page. 2. Click the Talkie button in your browser bar. Or right click text, or use Alt+Shift+A.

    Joel Purra

    4,450 users

  • nightTab

    nightTab

    A neutral new tab page accented with a chosen colour. Customise the layout, style, background and bookmarks in nightTab.

    zombieFox

    4,439 users