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

Log in

16,966 extensions found in Appearance

Filter results
Search results
  • opgg plugin for primeleague

    opgg plugin for primeleague

    This is a small tool, that adds links to opgg multisearch for the lineups and team pages for primeleague

    arndttob

    39 users

  • Save Tab URLs to Markdown

    Save Tab URLs to Markdown

    Save open tabs to markdown so that you can maintain references and context without leaving so many tabs open.

    Save Tabs as Markdown

    39 users

  • Markdown Viewer & Reader

    Markdown Viewer & Reader

    Beautifully render Markdown (.md) files in your browser with syntax highlighting, GFM tables, task lists, and more.

    Vivek Maskara

    39 users

  • Youtube Playback Speed Control (mkr fork)

    Youtube Playback Speed Control (mkr fork)

    Control speed of the youtube playback using a keyboard. Press '+' to increase and '-' to decrease the playback speed. Fork of Toxblh/youtube-speed-control.

    mkrframe

    39 users

  • Visual CSS

    Visual CSS

    Collaborate with Intelligence. No coding Required

    Visual CSS

    39 users

  • YouTube Video Blocker

    YouTube Video Blocker

    Block YouTube videos based on video Title / ID / Channel name

    Shajirr

    39 users

  • Substack to PDF

    Substack to PDF

    Convert Substack articles into beautifully typeset PDF files

    decimus10

    39 users

  • Roblox Developer - Toolkit

    Roblox Developer - Toolkit

    Developer Toolkit gives you instant access to advanced developer settings, hidden tools, and quick controls for toggling features, managing configurations, testing, and debugging — all in one sleek interface, like a real developer.

    Trusted Developer Inc

    39 users

  • Tree Style Tab RainbowTabsFork

    Tree Style Tab RainbowTabsFork

    This is a fork of https://addons.mozilla.org/de/firefox/addon/tree-style-tab/ with colorful tabs. This addon displays all your tabs as a tree in a sidebar. Additionally to the original Tree Style Tab Addon this version adds colors to tabs.

    meph1570

    39 users

  • Clear Tabs

    Clear Tabs

    This extension clears all but the active tab in Firefox.

    FlyteSoft

    39 users

  • MKKP Hoax Radar

    MKKP Hoax Radar

    Amennyiben valamelyik, közismerten kamu híreket terjesztő oldalra tévedsz, egy figyelmeztetést fog dobni ez a kiterjesztés. A teljes listát itt tudod megtekinteni: https://mkkp-hoax-radar.lazos.me/

    Lazos

    39 users

  • Youtube Thumbnail Size Grid Controller

    Youtube Thumbnail Size Grid Controller

    YouTube Thumbnail Size Grid Controller: Your YouTube Experience, Your Rules. Modify YouTube's Thumbnail Grids from Display 1-16 videos per row instead of 3. Take ownership again of your viewing experience.

    drhoads

    39 users

  • Video Maximizer

    Video Maximizer

    Zoom in on videos from any website in the entire window

    seizing

    39 users

  • GeminiCopy (LaTeX)

    GeminiCopy (LaTeX)

    Lets you copy LaTeX directly from Gemini with one click :).

    Grovalyn

    39 users

  • Yet another flags

    Yet another flags

    Shows flag for the website near the location bar

    falsefalse

    39 users

  • Roundless

    Roundless

    Remove all round borders from every website.

    uint

    39 users

  • Salesforce Colored Favicons (MF)

    Salesforce Colored Favicons (MF)

    Apply unique Salesforce favicon color based on custom domain / org hostname. Inspired by Steve Babula's Salesforce Colored Favicons Chrome Extension.

    Maciej Kilijański

    39 users

  • List All Tabs

    List All Tabs

    List tabs, find duplicates, and close them.

    David Lazar

    39 users

  • Google Slides Dark Mode

    Google Slides Dark Mode

    Añade modo oscuro a la interfaz de Google Slides sin modificar el color original de las diapositivas.

    Alex

    38 users

  • ColorTabs For Firefox

    ColorTabs For Firefox

    Color-code any Firefox tab independently using a color picker or favorites.

    Tetryl

    38 users

  • BWNT - New Tab

    BWNT - New Tab

    A gorgeous minimalist new tab page featuring a clock and date. github.com/ErikBoesen/BWNT

    Erik Boesen

    38 users

  • Lemmy Modern UI Theme

    Lemmy Modern UI Theme

    Modifies the CSS styles on Lemmy instances to create a modern looking theme.

    pkrasicki

    38 users

  • pencil.nu

    pencil.nu

    Sharpens Paper.nu and CAESAR with inline CTECs, seat counts, and faster term navigation.

    Kevin Wang

    38 users

  • flashkill

    flashkill

    Diese Extension soll den Umgang mit der 99Damage Homepage erleichtern.

    flashkill

    38 users

  • Audio FX

    Audio FX

    An all in one extension for your sound needs. Slowed + reverb, nightcore, lofi, 8D audio, karaoke and EQ for any audio in any browser tab.

    AudioFX

    38 users