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

Log in

10,391 extensions found in Web Development

Filter results
Search results
  • History Clean and Control

    History Clean and Control

    Automatically clears history for specific domains based on your keywords. Allows you to customize the cleaning schedule and view statistics.

    Ferichi

    3 users

  • A11y Inspector

    A11y Inspector

    ( beta ) web accessibility testing tool that helps developers create inclusive digital experiences. Comprehensive WCAG compliance checker with real-time analysis and detailed reporting.

    Coper nck

    3 users

  • Create Link by sunadarake

    Create Link by sunadarake

    現在のページのURLとタイトルからHTMLリンクを生成してクリップボードにコピーするFirefox拡張機能です。

    sunadarake

    3 users

  • VT companion

    VT companion

    A companion browser extension for VT, the Val Town CLI

    Val Town

    3 users

  • Check Nofollow Backlink

    Check Nofollow Backlink

    Check NoFollow Backlink add on is provide you to find url which is no follow link in any webpage . you can clearly see red border around anchor link which is no follow link

    Yogeshkumar Hadiya

    3 users

  • IPLocate

    IPLocate

    Check the country flags near IP addresses on any website!

    Sven Kuhnert

    3 users

  • Side Notes Sync

    Side Notes Sync

    Allowing users to sync their notes across multiple devices or browsers, ensuring access to their notes from anywhere.

    Leonna

    3 users

  • Last Modified

    Last Modified

    The Last Modified extension helps users identify when web content was originally published or last updated. Key features: - Detects dates from multiple sources: - HTML meta tags (OpenGraph, Schema.org) - Content patterns (common date formats

    ENDE

    3 users

  • FasttasK

    FasttasK

    Fast local checklist taskFasttasK is a lightweight task list extension that lets you quickly write down and manage your to-dos directly from the browser.

    Ilbeol

    3 users

  • AutoScroll Plus

    AutoScroll Plus

    Enable Windows-style middle button scrolling in your browser - click the middle button once to enter scroll mode, move your mouse to scroll, click again to exit.

    Sundance

    3 users

  • Kinemaster Video Editing Tips

    Kinemaster Video Editing Tips

    Get quick Kinemaster video editing tips with each click! This simple extension provides random tips to enhance your editing skills, perfect for creators using Kinemaster.

    Shahid Iqbal

    3 users

  • Unicode Character Picker

    Unicode Character Picker

    A quick and easy way to find and insert special Unicode characters.

    Melker

    3 users

  • BookyyTV

    BookyyTV

    Notifie quand le CEO est en live Recevez des notifications instantanées lorsque votre streamer Twitch préféré, BookyyQLF, est en direct. Accédez rapidement au flux et au chat directement depuis votre navigateur.

    Marksman

    3 users

  • Snapkit.pro - Professional Screenshot Editor

    Snapkit.pro - Professional Screenshot Editor

    Create beautiful, professional screenshots with annotations, backgrounds, and effects. Perfect for presentations, documentation, and social media.

    Jason

    3 users

  • Time Manager utility

    Time Manager utility

    Manage your time effectively with a Pomodoro timer.

    Time management utility

    3 users

  • Unplug Dev

    Unplug Dev

    QR code, Color Picker, Cookies, SEO/Meta, Screenshot, Auto Form Fill, Json Formatter

    UNLEIN Private Limited

    3 users

  • Speedster

    Speedster

    Control media playback speed with keyboard shortcuts allowing unlimited speed.

    Abhigyan Narayan

    3 users

  • Site Switcher

    Site Switcher

    Easily switch across live, stage & local site

    Markus Popp

    3 users

  • CSS Selector Capture

    CSS Selector Capture

    Real-time CSS selector generation tool with parent/child and sibling strategies

    dev47

    3 users

  • Squatch SEO Tools

    Squatch SEO Tools

    Pulls SEO data points and displays them all in one, easy-to-use interface.

    Squatch SEO

    3 users

  • RTL Page Fixer

    RTL Page Fixer

    Applies RTL (right-to-left) direction to the current web page and LTR to pre tags. Ideal for testing RTL layouts or viewing RTL content; especially when using AI-related pages and pages translated by page translators such as Google Translate.

    mohammad alaei

    3 users

  • Duplicate Tab with Shortcut

    Duplicate Tab with Shortcut

    Duplicate the currently active tab using keyboard shortcuts (Command+Shift+D on Mac, Ctrl+Shift+D on Windows/Linux)

    Pratham

    3 users

  • FlexDeploy Actions

    FlexDeploy Actions

    A browser extension for sending webhooks to FlexDeploy

    Flexagon

    3 users

  • Examzone Webcheck

    Examzone Webcheck

    Helfer-Addon für die Erstellung von Filterlisten für das Prüfungsprogramm Examzone.

    Lukas_Skywalker

    3 users

  • dot js

    dot js

    dotjs for modern foxes If you install this: https://github.com/defunkt/dotjs then browse to https://localhost:3131 and accept the certificate, then you'll be able to add a `.js` directory in your home directory for custom js. c:

    chee

    3 users