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

Log in

13,183 extensions found in Web Development

Filter results
Search results
  • Browser SplitView Master

    Browser SplitView Master

    Split any website into up to 16 resizable panels. Compare side-by-side with sync scrolling, saved layouts, and screenshot capture

    SS Internet Services

    7 users

  • Omid Spinner & Canceler

    Omid Spinner & Canceler

    Adds ±1 and ±10 quick-adjust buttons

    omid

    6 users

  • Auto Scroll Assistant

    Auto Scroll Assistant

    Automatically scroll down pages at customizable speeds for hands-free reading.

    Vnhar

    6 users

  • EasyThemes! for Tumblr

    EasyThemes! for Tumblr

    Allows Tumblr theme developers to store themes locally and edit them with their code program or IDE of choice, such as Visual Studio Code, without having to use cumbersome Tumblr official online editor.

    Trixille

    6 users

  • ScheduledSurfer

    ScheduledSurfer

    The ScheduledSurfer extension provides a simple and efficient solution for those who want to automate the refreshing of their current browser tab. With this plugin, users can set a specific time and frequency for auto refresh.

    Jackers

    6 users

  • Goodreads Book ID Grabber

    Goodreads Book ID Grabber

    Grabs Book ID from Goodreads Links

    Nick van Rossum

    6 users

  • OpenBots Web Automation

    OpenBots Web Automation

    OpenBots extension for browser communication

    OpenBots Dev

    6 users

  • e107 Dev

    e107 Dev

    Easy Debugging/development for the e107 Content Management System

    CaMer0n

    6 users

  • CSS Selector Generator

    CSS Selector Generator

    Generate unique CSS selector for any element on web page with ease.

    rxliuli

    6 users

  • Basma Bura

    Basma Bura

    Basma Bura kısayolu ekler

    tokturbey

    6 users

  • WebWidgetizer

    WebWidgetizer

    Web Widgetizer is an extension for Firefox browsers designed to enhance your browsing experience through pop-up windows, providing handy tools for managing and accessing your favorite links. Extension opens specific links in a dedicated popup tab.

    MuxBH28

    6 users

  • SteamDB Extension

    SteamDB Extension

    Get game info and compare prices from SteamDB.

    SteamDB Extension

    6 users

  • URL Scanner and QR Codes

    URL Scanner and QR Codes

    Quickly get the Website, Text, Call, Messages on your phones using simple and advanced QR codes features.

    HUBET

    6 users

  • Simple Google PageSpeed Insights

    Simple Google PageSpeed Insights

    This add-on shows the Google PageSpeed score of the current page with a single click.

    Labor 77

    6 users

  • Form Autofill Pro

    Form Autofill Pro

    Extensão para capturar, salvar e preencher formulários automaticamente

    VSLZR Developer

    6 users

  • Akralys: ChatGPT Themes, UI Tools & PDF Export

    Akralys: ChatGPT Themes, UI Tools & PDF Export

    Akralys: Transform ChatGPT with unique animated themes, a powerful style editor, and PDF chat export. Customize fonts, colors, and backgrounds in real-time to create your perfect interface.

    CepeshRC

    6 users

  • Broken Images

    Broken Images

    The "Broken Images" Firefox addon is a handy tool designed to enhance your browsing experience by identifying and highlighting broken or missing images on web pages. With its intuitive interface and seamless integration

    8KBET

    6 users

  • Livewire Snapshot Extractor

    Livewire Snapshot Extractor

    Extract Livewire component snapshots (v2, v3, v4) as structured context for Claude Code and other AI coding assistants

    Jefferson Simão Gonçalves

    6 users

  • Inspectre

    Inspectre

    Debug page layout with CSS outlines.

    CommitsOverCoffee

    6 users

  • Custom Header Values

    Custom Header Values

    Adds Header Values to requests if a matching URL is found.

    TBednarek

    6 users

  • GitHub Quick Actions

    GitHub Quick Actions

    Adds quick action buttons to GitHub pages for common commands like /deploy, /unlock and /kill-canary

    Danilo González

  • Cobalt Sequence Recorder

    Cobalt Sequence Recorder

    Cobalt Record login/sequence You can use Cobalt Sequence Recorder to save and export a login or navigation sequence to be replayed during scans.

    Cobalt

    6 users

  • AIbolit

    AIbolit

    Detects invisible characters, Unicode artifacts and suspicious text. No more AI leaks.

    Oleg

    6 users

  • Custom Keyboard Shortcuts

    Custom Keyboard Shortcuts

    Allows users to set custom keyboard shortcuts

    Custom Keyboard Shortcuts

    6 users

  • Crypto Currency Converter

    Crypto Currency Converter

    Daily rate crypto and fiat currency converter powered by exchangerate-api.com and api.coingecko.com. Fork of Currency Converter.

    papich

    6 users