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

Log in

9,530 extensions found in Tabs

Filter results
Search results
  • Backrooms Tab Manager

    Backrooms Tab Manager

    Your abandoned tabs vanish into the backrooms. They're still there, somewhere, in the endless hallways...

    SixBangs

    4 users

  • Make it louder!

    Make it louder!

    A minimalist, privacy-first audio booster for Firefox. Amplify any tab up to 500%, boost bass by 20dB, and toggle mono audio—all with zero tracking or data collection.

    lezzowski

  • copy_url

    copy_url

    URLバーのアイコンをクリックするとURLがクリップボードにコピーされるの！

    Yuki

    4 users

  • Daily Inspiring Quotes

    Daily Inspiring Quotes

    Daily Quotes to Motivate & Inspire You!

    Mediastinct

    4 users

  • Music Island - Music Player

    Music Island - Music Player

    Dynamic Island-style music player. Control Spotify, YouTube, YT Music & Deezer with a floating widget.

    VTR

    4 users

  • Tab Audio Balancer

    Tab Audio Balancer

    Adjust the balance of left and right audio channels per tab.

    Reid Green

    4 users

  • ryo.to 短縮URL作成

    ryo.to 短縮URL作成

    無料、高速、安全な短縮URL作成サービス。

    ryo.to

    4 users

  • dlive-chest-collector

    dlive-chest-collector

    Automatically collect the chest on Dlive User Pages.

    spacefrog771

    4 users

  • Tab Comparison Tool

    Tab Comparison Tool

    Easily compare the content of two tabs and highlight the differences.

    Iesha

    4 users

  • Year Progress

    Year Progress

    Extension that shows the year progress in the new tab + todo app, for chrome, Firefox, and Edge. Available in 2 languages.

    Ahmed Abdelsalam

    4 users

  • Tab URL Harvester

    Tab URL Harvester

    Copies open tab URL to clipboard.

    MoofyWoofy

    4 users

  • Codex Browser Extension

    Codex Browser Extension

    Codex Browser Extension is a real-time code collaboration platform that supports multiple clients to connect to specific rooms and contribute their code to the editor that would sync across all the connected members in the room.

    SG

    4 users

  • Copy2AI创作助手 - AI侧边栏写作助手 - 支持AI改写 - AI仿写 - AI批量生成

    Copy2AI创作助手 - AI侧边栏写作助手 - 支持AI改写 - AI仿写 - AI批量生成

    Copy2AI是一款2025上线的完全免费的AI创作助手，内置一个功能强大的AI对话系统，支持自由接入主流模型。同时提供AI灵感、AI写作、AI批量生成、AI仿写/改写、AI决策分析、AI文案等众多功能。

    LocalAPI.AI

    4 users

  • Youtube Timekeeper

    Youtube Timekeeper

    Constantly updates a youtube tab's URL to include the current time of the video

    ts

    4 users

  • Tab Counter

    Tab Counter

    Displays the total number of tabs in the current window

    Pontoporeia

    4 users

  • fullscreenify

    fullscreenify

    Trying to get a web app or presentation fullscreen? Using an external monitor on a Mac? No problem, just click the full screen button in the toolbar, then click anywhere on the page. Now it's full screen!

    tVoss

    4 users

  • 112000000 Subway Surfers

    112000000 Subway Surfers

    Gives you a subway to surf whilst viewing your 112000000 flashcards...

    Reeve

    4 users

  • Save Screenshot++

    Save Screenshot++

    Based on Manuel Reimer's "Save Screenshot" extension, this extension save you more time, it can capture the screenshot based on patterns you set automatically!

    WheelsPlusPlus

    4 users

  • Azure DevOps icon [Pipelines]

    Azure DevOps icon [Pipelines]

    Adds colour-coded tab icons and associated shortcut button for Pipelines on Azure DevOps

    Will Westrop

    4 users

  • AllTab

    AllTab

    All-in-one tab manager — session manager, save & restore tabs, dark mode, volume booster, suspend tabs, organize tabs, auto reload.

    AllTab Labs

    4 users

  • Show Miscellaneous Information About Tabs

    Show Miscellaneous Information About Tabs

    Show miscellaneous information about tabs.

    zupffwhy

    4 users

  • Tabi - Visualize Tabs

    Tabi - Visualize Tabs

    Visualize tabs and bookmarks

    Argit2

    4 users

  • Tab Shortcuts

    Tab Shortcuts

    Keyboard shortcuts for managing tabs.

    Marijn Kok

    4 users

  • Sidebar Tab Groups

    Sidebar Tab Groups

    Manage your tabs in sidebar groups. I was inspired by Opera GX sidebar and wanted something similar in Firefox. Please, check the README on my github. Additional settings are required in userChrome.css.

    EoinKanro

    4 users

  • Flight Price Tracker

    Flight Price Tracker

    Utility to track airfare prices and notify when cheap tickets are available.

    Mr Carlos Davidson

    4 users