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

Log in

12,461 extensions found in Appearance

Filter results
Search results
  • Page Dark

    Page Dark

    Hides the page content - except videos, games and other media - with a simple black overlay. No fancy extras, just lightweight, perfect darkness!

    Marnes

    32 users

  • FX OSK FR

    FX OSK FR

    Simple clavier virtuel (OSK) avec disposition/layout français pour saisir des données sans clavier branché. Destiné aux écrans tactiles et aux PC en mode kiosque.

    TergalPhantom

    32 users

  • Amazing Fields for Trello

    Amazing Fields for Trello

    Extends Amazing Fields for Trello Powerup to customize UI on Firefox.

    allen

    32 users

  • vkshare

    vkshare

    Simple way to share your pages via vkontakte.ru

    zoonman

    32 users

  • PoliTools

    PoliTools

    Improve your everyday life with this extension for the teaching portal.

    Francesco Masullo

    32 users

  • YouTube Blur (so you stay focused)

    YouTube Blur (so you stay focused)

    Blur YouTube thumbnails & titles so you stay focused and avoid distractions when you need YouTube.

    Omar V

    32 users

  • niconico-yt

    niconico-yt

    NicoNico-style comments on YouTube

    jasmaa

    32 users

  • Fireburp

    Fireburp

    Adds an http header to each request to highlight them in Burp Proxy https://github.com/rumiljonov/fireburp

    rumiljonov

    32 users

  • Insta Suggested Blocker

    Insta Suggested Blocker

    Blocks suggested posts from the Insta website

    Epord

    32 users

  • Dark Mode for Outlook

    Dark Mode for Outlook

    A better dark theme for Microsoft Outlook.

    jerboa88

    32 users

  • Rumble Resize

    Rumble Resize

    Make Rumble Theatre Mode fill the entire browser window.

    Michael Riley

    32 users

  • Space bar for Bandcamp

    Space bar for Bandcamp

    Toggles play/pause in Bandcamp player via space bar

    Jindřich Mynarz

    32 users

  • Night Mode - Hacker News

    Night Mode - Hacker News

    Night Mode for Hacker News (news.ycombinator.com)

    Nex

    32 users

  • Chess Style: customize your piece sets

    Chess Style: customize your piece sets

    Customize your piece sets on lichess.org and chess.com.

    Dec_32

    32 users

  • URL Bulk Opener

    URL Bulk Opener

    Automatically open a list of URLs in new tabs with a custom delay between each.

    IT-Service Frankfurt

    32 users

  • PoE Expand Challenges

    PoE Expand Challenges

    Expand or hide all (in)complete PoE challenges. This product isn't affiliated with or endorsed by Grinding Gear Games in any way.

    ESPONO

    32 users

  • Dlive Stickers from spacefrog

    Dlive Stickers from spacefrog

    Adds spacefrog.xyz functionality to Dlive.tv

    space.frog

    31 users

  • Google Calendar Gray Weekends

    Google Calendar Gray Weekends

    Turn weekend days light gray in Google Calendar

    deal_apart_taken

    31 users

  • 几枝

    几枝

    支持自定义新标签页的扩展，几枝将在新标签页上展示中国传统色的层叠波浪动画效果搭配经典诗词。

    Yes365

    31 users

  • Netflix with Elapsed Time

    Netflix with Elapsed Time

    Netflix with Elapsed Time displays the elapsed time from the beginning.

    Joseph Mpo Yeti

    31 users

  • Row Highlighter for Gmail™ and Inbox™

    Row Highlighter for Gmail™ and Inbox™

    Highlights Gmail and Inbox rows on mouse over with nice and shiny colors.

    pb_ee1

    31 users

  • CleanerReads - A Goodreads Theme

    CleanerReads - A Goodreads Theme

    Nothing removed, just muted or moved out of the way.

    icetbr

    31 users

  • NYT Crossword Fullscreen

    NYT Crossword Fullscreen

    Adds a full-screen button to the NYT crossword UI.

    Jasper

    31 users

  • Highlight Mouse Pointer

    Highlight Mouse Pointer

    Shows 2 arrows around the mouse pointer to make it easier to see, which is great for tutorial recordings or classroom environments.

    em_te

    31 users

  • CoinMarketCap-Width

    CoinMarketCap-Width

    Make the width of Coinmarket Cap 98% so it is more readable with 12 columns instead of having to scroll sideways.

    Ganesh

    31 users