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

Log in

15,986 extensions found in Appearance

Filter results
Search results
  • Dark Mode - Dark Theme

    Dark Mode - Dark Theme

    Dark mode for every website. A customizable dark theme that's easy on your eyes, day or night. Free, no tracking, no ads.

    Harry N.

    22 users

  • Roblox Unfriend Button

    Roblox Unfriend Button

    This extension adds up a '-' button near each friend in the friendslist. - Made By Ayoub

    Ayoub

    22 users

  • GA4 Optimizer: Tools for Google Analytics

    GA4 Optimizer: Tools for Google Analytics

    Fix GA4 and get the missing features you wish you had! Unlock on-the-fly custom metrics, 1-click YoY presets, Exit Reports and more.

    GA4 Optimizer

    22 users

  • 法規亦毒氣

    法規亦毒氣

    將網頁中的法規、條文、大法官解釋加上連結，並可於滑鼠經過時瀏覽其內容。

    Kong Kao

    22 users

  • NASA Acronyms

    NASA Acronyms

    Select a NASA or NASA-related acronym to expand it.

    Joel

    22 users

  • youtubeFix

    youtubeFix

    Fixes the youtube full screen scroll bar bug

    Bulbul Akabulbul

    22 users

  • hltv-not-wide

    hltv-not-wide

    Front-end changes to hltv.org.. but doesn't make it any wider. Collapse-able comments, more teams on the ranking, other stuff..

    skend

    22 users

  • DYNAMIC - Mountains Theme

    DYNAMIC - Mountains Theme

    A minimal dynamic theme with a mountain backdrop that changes color according to the time. Demo and source code available on GitHub (https://github.com/jennifer-lu/Animated-Dynamic-Mountains-Theme).

    Jennifer

    22 users

  • Board Centralizer

    Board Centralizer

    Centralize every chessboard on all chess.com webpages.

    adrian

    22 users

  • Tab Stats: Expanded

    Tab Stats: Expanded

    Provides some data about open tabs. Forked from "Tab Stats" in order to add a feature that upstream ignored for an extended period of time.

    Euan Kemp

    22 users

  • mobile-friendly-reddit

    mobile-friendly-reddit

    Disables anti-features from Reddit's mobile site

    Lucas Ruby

    22 users

  • Summertime Odyssey Genshin Impact theme (dynamic)

    Summertime Odyssey Genshin Impact theme (dynamic)

    Genshin Impact 'Summertime Odyssey' theme, change background by time.

    copyerder

    22 users

  • URL (protocol, hostname, path) in title

    URL (protocol, hostname, path) in title

    Adds the URL of the tab to the windows title: * optional delimiter (e.g. ' - ') * optional protocol (e.g. 'http://') * hostname (e.g. 'foo.org') * optional path (e.g. '/foo.php') This is for instance useful for keepass/keepassX.

    Tormen

    22 users

  • SoundCloud Search Engine

    SoundCloud Search Engine

    Adds a search engine for SoundCloud

    Paul Castello

    22 users

  • Bring Back Twitter

    Bring Back Twitter

    Brings back old Twitter UI

    luckyluke0501

    22 users

  • AGROUGROU

    AGROUGROU

    Agrougrougrou ! Enhance and tigerify your user experience on Assignments website with this Agrougrou module.

    Alexcroix

    22 users

  • Minimal X / Twitter

    Minimal X / Twitter

    A lightweight extension that forces a clean, distraction-free reading experience on X / Twitter.

    ostoh

    22 users

  • FolderFlow: Youtube Playlist Folders

    FolderFlow: Youtube Playlist Folders

    FolderFlow lets you organize your YouTube playlists into custom folders — right inside the YouTube interface. Perfect for anyone with more than a few playlists. No payment needed, everything is done locally on your browser!

    Hassan Ali Qadir

    22 users

  • HTML Tags Detector

    HTML Tags Detector

    Detect a web page elements by clicking the element name in sidebar. It's a good tool to check the overlapped elements on the page.

    WordPress Mechanic

    22 users

  • arXiv title fixer

    arXiv title fixer

    Set titles of papers on arXiv as <title> of the pdf-tabs.

    musically_ut

    22 users

  • NicoOpener

    NicoOpener

    ニコニコ動画のコンテンツIDをページから見つけて、アプリで開けるようにする拡張機能です

    kiichi toura

    22 users

  • YouTube Enhanced Extension

    YouTube Enhanced Extension

    A third party thing that makes watching YouTube videos a little bit better.

    Black Cat Milo

    22 users

  • Linkedin Feed Remover

    Linkedin Feed Remover

    Replace your LinkedIn Feed with a cute cat 😻.

    Giovanni Pereira

    22 users

  • 眺览 TillGlance

    眺览 TillGlance

    一目十行的阅读模式

    tillglance

    22 users

  • open youtube video with New Tab

    open youtube video with New Tab

    Open the youtube video link in a new tab ,(tested in android)

    yusea

    22 users