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19,060 extensions found in Appearance

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  • CanvasPlus

    CanvasPlus

    CanvasPlus: Power up your learning with color themes, navigation shortcuts, and improved performance.

    CanvasPlus

    775 users

  • Monochromate - The Best Greyscale Extension

    Monochromate - The Best Greyscale Extension

    A browser extension that applies a grayscale filter to websites, reducing eye strain and helping prevent doomscrolling. Customize intensity, exclude sites, and browse more mindfully.

    lirena00

    774 users

  • Purple Private Windows

    Purple Private Windows

    Private windows are now purple. When you open a new private window, the appearance of the other windows changes, so in the extension settings, select the theme you are using.

    WaldiPL

    773 users

  • Better YouTube Subtitles

    Better YouTube Subtitles

    Adds more customization options to YouTube subtitles.

    54ac

    772 users

  • Date Today for Firefox

    Date Today for Firefox

    The best clock displays the current date and time at a glance. It offers a digital clock in the browser toolbar and an analog clock in the web browser's menu bar, allowing you to know the current date and time with just one blink.

    Stefan vd

    771 users

  • Facebook Video Controls

    Facebook Video Controls

    Enable video controls on Facebook reels and stories

    yacine-bens

    770 users

  • Open With Photoshop

    Open With Photoshop

    Open With Photoshop is a new companion for web and graphic designers to open up any web image with Adobe Photoshop via a single and quick mouse click.

    Baris Derin

    770 users

  • Rotate Image

    Rotate Image

    Adds a context menu item which allows you to rotate an image (element) on a web page in 90 degrees steps.

    Chris Doerr

    767 users

  • Séneca Fácil

    Séneca Fácil

    Mejore la experiencia de usuario en el cuaderno de Séneca

    Gregorio Gutiérrez del Moral

    766 users

  • Search with Wikipedia™

    Search with Wikipedia™

    Select and search in Wikipedia with mouse right-click.

    Martin

    764 users

  • Universal Automatic Currency Converter

    Universal Automatic Currency Converter

    Your new automatic currency converter. Completely customizable. Completly free.

    Baizey

    762 users

  • Color Picker

    Color Picker

    Pick colors from any page with an eyedropper, copy CSS and hex values, and build palettes fast for designers and web developers.

    Patrick

    762 users

  • Toggley — Theme Switcher

    Toggley — Theme Switcher

    Light / Dark mode toggle button and theme switcher for Firefox.

    Farid Zelli

    759 users

  • Pin Unpin Tab

    Pin Unpin Tab

    Pin Unpin Tab can pin or unpin a tab by: - a long left mouse click anywhere on the webpage (an arguably more efficient alternative to the no longer possible double-click on tab) - a keyboard shortcut - a click on the pin icon on browser toolbar

    Jayesh Bhoot

    757 users

  • ITA Matrix Powertools

    ITA Matrix Powertools

    Adds new features and builds fare purchase links for ITA Matrix

    Where to Credit

    757 users

  • TST Bookmarks Subpanel

    TST Bookmarks Subpanel

    Provides a bookmarks subpanel for Tree Style Tab's sidebar.

    Piro (piro_or)

    755 users

  • In Zoom

    In Zoom

    Enlarge (zoom in) images and videos "inline" (in place) using shift + mouse wheel.

    Konrad Papala

    752 users

  • YouTube use Flash Player

    YouTube use Flash Player

    Force YouTube to use Flash player over the HTML5 player

    James Fray

    752 users

  • hooverZoom

    hooverZoom

    Display a linked image in a fullsize overlay on mouse hover.

    arjuna

    749 users

  • Save Tabs

    Save Tabs

    Save and restore all tabs from toolbar popup!

    Glin

    748 users

  • YTMp3 YouTube To MP3 Converter YTMp4 Downloader

    YTMp3 YouTube To MP3 Converter YTMp4 Downloader

    Simple YouTube MP3 Button Just 1-Click YouTube Video Downloader Easy YouTube Mp4 Video Downloader Express YTMP3 Converter YTMP4

    YTMP3 YTMP4

    747 users

  • 会译:对照式翻译&沉浸式AI翻译

    会译:对照式翻译&沉浸式AI翻译

    为用户提供更好用的 AI 翻译和更流畅的阅读体验

    Nightingales Tech

    746 users

  • Toggle darkmode

    Toggle darkmode

    Adds a button to enable or disable global dark mode. Manual configuration is required since the default colors are still black text on white background.

    MrOtherGuy

    743 users

  • Slither.io Mods, Zoom, Unlock Skins, Bots

    Slither.io Mods, Zoom, Unlock Skins, Bots

    The Best Mod and Extension for Slither.io! Mod Zoom, Play with Friends, Skins, Custom Skins, Bots

    Firefox user 13052225

    740 users

  • Tabloc

    Tabloc

    Adds "Lock Tab" button. When you click links while the tab is locked, the link will be opened in a new tab instead of the current tab.

    asukaze

    736 users