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

Log in

16,047 extensions found in Appearance

Filter results
Search results
  • Fixxbook

    Fixxbook

    Adds slyle and js files to Ficbook.net pages, in case you cannot load them

    LazyLacey

    1 user

  • Smart Script Manager

    Smart Script Manager

    Manage, organize, and activate custom JavaScript and CSS for every site.

    Victoria

    1 user

  • MyCourses GUI-fix

    MyCourses GUI-fix

    Korjaa ne MyCoursesin pikkuriikkiset input-nilviäiset.

    Kaarre

    1 user

  • LichessVisuals

    LichessVisuals

    МЕГА-МОД для Lichess.org — 50+ функций: темы досок, наборы фигур, анимации, фоны, часы, рамки, курсоры, звуки, конфетти, частицы, эффекты и многое другое!

    Алексей

  • EzConvert Audio Trimmer

    EzConvert Audio Trimmer

    Professional audio trimmer. Cut and trim any audio format locally without quality loss.

    EzConvert

    1 user

  • LinkFeed Pro

    LinkFeed Pro

    A cleaner, distraction-free LinkedIn experience

    Amorem

    1 user

  • Movar

    Movar

    Keep search results in the language you read. Movar nudges Google, Bing, DuckDuckGo, and YouTube to match your language.

    Олександр Журавльов

    1 user

  • Brightery Website Builder

    Brightery Website Builder

    Brightery Website Builder, Build your website by yourself for free, no experience required

    Brightery

    1 user

  • FilmRatio for Letterboxd

    FilmRatio for Letterboxd

    Displays film aspect ratios on Letterboxd using IMDb Technical Specs.

    Eren Kruger

    1 user

  • arXiv Classic Red

    arXiv Classic Red

    Restores arXiv's site header from dark gray to the classic red.

    Henry Castillo

  • Better Claude

    Better Claude

    Improvements for Claude.ai: automatic RTL alignment for Hebrew and Arabic content, and live session + weekly usage bars in the chat header.

    Assaf Tzur-El

    1 user

  • filterify

    filterify

    A Firefox extension for filtering the twitch chat to only see messages from one person at https://twitch.tv/popout//chat

    mirabelllier

    1 user

  • Daily Motivation

    Daily Motivation

    Get 3 motivGet instantly inspired with 3 hand-picked motivational and hard work quotes every time you click the extension icon.ational quotes with a single click!

    Senator

    1 user

  • QuickDesk

    QuickDesk

    QuickDesk makes ERP effortless - it auto-fills login details, clearly highlights CDC updates and notices, and more.

    Krishna

    1 user

  • Simple Dark Notes

    Simple Dark Notes

    Minimalist dark notepad with local storage and private pagination.

    Dakaze

    1 user

  • Auto Label Formatter

    Auto Label Formatter

    Automatically generate labels based on URL keywords.

    Iestyn Short

    1 user

  • anicca — new tab

    anicca — new tab

    Your new tab as a quiet meditation on impermanence ; the waking hours you still have, streaming in real time as light against the dark. Three lenses: your life, your stillness, and your time with someone you love. Private, offline, no tracking.

    nishparadox

  • Confidential Report Helper

    Confidential Report Helper

    Local-only moderation helper (copy usernames & URLs)

    arham19

    1 user

  • Tabs Grid (Dark Mode)

    Tabs Grid (Dark Mode)

    A macOS-styled tabs grid in dark mode.

    R. Brancheau

    1 user

  • Quick Theme Builder

    Quick Theme Builder

    Pick your own toolbar colors, accents, and a custom new tab theme. Lightweight, no tracking.

    Ashforge Addons

    1 user

  • StreamTitle Filter

    StreamTitle Filter

    Filter Streams/Videos and Clips on Twitch or Kick by keywords in titles or include/exclude Categorys

    ItzNotMe

    1 user

  • Jumpbar for Kagi

    Jumpbar for Kagi

    Adds a quick-access jumpbar to the Kagi homepage for Assistant, News, Translate, Summarize, and Small Web.

    Seth Cottle

    1 user

  • Rewrite Text with AI – Selection & Clipboard

    Rewrite Text with AI – Selection & Clipboard

    Stop copy-pasting into ChatGPT. Rewrite text with AI directly where you type. Select or copy text → right-click → run your prompt → done.

    pwisn

    1 user

  • Ctrl+Alt+C should Trim Copy

    Ctrl+Alt+C should Trim Copy

    Copy selected text to clipboard and trim leading/trailing spaces.

    Ben

    1 user

  • Smart RTL Fix Ultra

    Smart RTL Fix Ultra

    Ultra-stable RTL fix for Persian/English mixed text in AI chats

    pooua purmirzay