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

Log in

16,907 extensions found in Appearance

Filter results
Search results
  • Readable Marxists

    Readable Marxists

    A little extension that injects a stylesheet into pages on marxists.org to make the articles hosted there a little bit easier to read.

    alice.writes.wrongs

    9 users

  • Close This Tab

    Close This Tab

    Adds a border to the bottom left and right hand side of all pages that when clicked closes the tab.

    Soheil Yasrebi

    9 users

  • XR Graph - Browser Integration

    XR Graph - Browser Integration

    This extension adds a button to websites which display math graphs to directly open them in xr-graph.now.sh. Currently supported websites are: google.com, weitz.de/plot, wolframalpha.com.

    Marlon Lückert

    9 users

  • ManaFlow

    ManaFlow

    Show FPS graph

    Lost Saint

    9 users

  • TabTint

    TabTint

    Tint your tabs with colors! Add temporary colors or create permanent rules for domains and URLs.

    Yavuz Yıldırım

    9 users

  • YouTube Fullscreen Scale Modes

    YouTube Fullscreen Scale Modes

    Adds a button to change the stretching mode of Fullscreen between center crop or stretch. Made originally for watching the MST2K streams on a CRT :)

    V!RMSKVLL

    9 users

  • ScombZ Utilities

    ScombZ Utilities

    ScombZ Utilitiesは、ScombZの使いにくいUI/UXを改善し、よりユーザビリティに優れたScombZを提供します。

    うだい

    9 users

  • My Epitech Percentages

    My Epitech Percentages

    Adds percentage badges to project cards on my.epitech.eu

    knight-coder-19

    9 users

  • websocket live Interceptor

    websocket live Interceptor

    Intercepta y decodifica mensajes de TikTok y kick Live para enviarlo mediante una ventana o usando un webhook

    memelser

    9 users

  • Ketuvia: accessible captions

    Ketuvia: accessible captions

    Replaces YouTube's word-by-word auto-captions with customizable phrase-based captions for better readability and accessibility.

    Yonatan Mateo Aviv

    9 users

  • Floating Clock

    Floating Clock

    Floating Clock is a customizable on-screen clock overlay for Firefox with multiple visual styles, alarms, a built-in timer, GIF backgrounds, blur and transition effects, and drag-and-drop positioning.

    Streamline Apps

    9 users

  • Soviet Web

    Soviet Web

    Replace text parts like "my stuff" with "our stuff". Communism - it's that easy!

    doodlezucc

    9 users

  • Profile Prefix in Window Title

    Profile Prefix in Window Title

    Adds a custom prefix to the Firefox window title.

    Gilles Quenot

    9 users

  • Times New Bastard

    Times New Bastard

    Provides a way for you to experience the web in the most glorious font there is - Times New Bastard.

    Kevin

    9 users

  • YouTube RTGamify

    YouTube RTGamify

    Modify YouTube thumbnails to include famous YouTuber RTGame

    Iron_dragon

    9 users

  • YouTube™ Search New Tab

    YouTube™ Search New Tab

    Opens YouTube search results in a new tab without interrupting the current watching session or toggling miniplayer mode.

    Nhân Trí

    8 users

  • Undistracted Me

    Undistracted Me

    This extension replaces your new tabs with a distraction free nepali date.

    sarojbelbase

    8 users

  • DerStandard Popup Entferner

    DerStandard Popup Entferner

    Diese Erweiterung entfernt das "Bleiben sie uns verbunden" Popup und das Overlay.

    franz

    8 users

  • B & S For KEY

    B & S For KEY

    A lightweight and practical add-on that adds quick action buttons to web pages for faster form interactions.

    Mehdi

    8 users

  • Crunchyroll Reddit Button

    Crunchyroll Reddit Button

    Adds a button to crunchyroll video pages that lets you easily search for the episode on r/anime.

    TooFiveFive

    8 users

  • Text Content Editor

    Text Content Editor

    Easily Edit text on any Website!

    BarricadeBandit

    8 users

  • freaky fox

    freaky fox

    This extension sets every font on every webpage to papyrus aka freaky font.

    RiceCakes27

    8 users

  • LinkedIn Text Formatter

    LinkedIn Text Formatter

    Enhance your LinkedIn posts with rich text formatting! This extension adds a floating toolbar to easily apply Bold, Italic, Underline, and other styles to your text on LinkedIn and other websites.

    Top Deliverability

    8 users

  • Page Highlighter new

    Page Highlighter new

    Highlight text on any webpage with a button or shortcut (Ctrl+Shift+H).

    ummhcaitan65

    8 users

  • Qobuz SWF

    Qobuz SWF

    Qobuz Small-Window-Friendly - Allows to use web Qobuz with a screen narrower than 1024px.

    Iris

    8 users