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

Log in

12,163 extensions found in Web Development

Filter results
Search results
  • Sorol Calculator

    Sorol Calculator

    Smart calculator with History, Dark Mode, Percentage support, and Keyboard support.

    LavluWorld

    1 user

  • OIC Autosaver

    OIC Autosaver

    Enable auto-saving on Oracle Integration Cloud (OIC)

    Bhavesh Bhanushali

    1 user

  • PTokenLoginer

    PTokenLoginer

    A minimalist, cozy-themed developer tool to manage and inject Discord authentication tokens for testing purposes.

    Pumpellocsak

    1 user

  • Live Page Monitor

    Live Page Monitor

    Refreshes pages and alerts you when content changes.

    Philippa Rush

    1 user

  • ServerCheck

    ServerCheck

    Erweiterung zur Prüfung der Verfügbarkeit diverser Websites Source @ GitHub: https://github.com/StephanAltmann85/chrome-extension-servercheck

    Stephan Altmann

    1 user

  • Gmail Plus Address Generator

    Gmail Plus Address Generator

    Quickly generate a plus address for emails in forms

    o8e

    1 user

  • Change Webpage Fonts

    Change Webpage Fonts

    Change Webpage Fonts

    TIP88

    1 user

  • Screenshot Tool - By Mr.Bear

    Screenshot Tool - By Mr.Bear

    A minimal Firefox extension that captures a screenshot of the visible page with one click and saves it automatically. Click on the extension at the top to take a screenshot !!

    Mr.Bear

    1 user

  • Savior

    Savior

    A devtool for easily exporting requests that can be shared with developers

    Eline H

    1 user

  • Bandhutva

    Bandhutva

    The perfect tool to foster meaningful professional connections on LinkedIn!

    Pratham P. Sharma

    1 user

  • More Ractive Data

    More Ractive Data

    Adds details about Ractive Components to Firefox via the web extensions API (based on the Chrome plugin).

    SquaredUp

    1 user

  • DevJoin

    DevJoin

    Join the Roblox server of a specific user by scanning the Servers tab (DOM-only, CSP-safe).

    Dizzysky1

    1 user

  • Coverage Lens

    Coverage Lens

    Line-by-line code coverage overlay on GitHub PR diff pages. Supports Cobertura XML.

    Ishay

    1 user

  • URL Size Memory

    URL Size Memory

    Remember and manage window sizes for specific URLs.

    Kazuki

    1 user

  • YoCoBoard: An Online Time Tracker

    YoCoBoard: An Online Time Tracker

    Add YoCo to FireFox and track real time work hours and productivity right away.

    YoCoBoard

    1 user

  • Extracty

    Extracty

    This official extension helps you generating code for Extracty endpoints.

    Extracty

    1 user

  • Word Frequency Inspector

    Word Frequency Inspector

    Analyze word frequency patterns on any webpage to understand text composition and writing style.

    S8club

    1 user

  • Open in DeepWiki

    Open in DeepWiki

    Redirects a GitHub repository page to its DeepWiki with a single click.

    Mutsumi

    1 user

  • Reddit Thread to ChatGPT

    Reddit Thread to ChatGPT

    Adds a floating button on Reddit threads that sends visible posts and comments to ChatGPT for quick AI analysis.

    Vedant

    1 user

  • SimpleNotes.cc Extension

    SimpleNotes.cc Extension

    SimpleNotes.cc Extension - Create, edit and organize notes anytime, anywhere. Cloud note app with API v2, Desktop and Android support.

    SimpleExtensions

    1 user

  • RequestSpy

    RequestSpy

    Bisbilhotar as requisições feita pelo navegador.

    PauloCesar0073

    1 user

  • UnblockerlyGO

    UnblockerlyGO

    Professional media discovery and evidence preservation tool for investigators and legal researchers. Discover and save high-resolution images, video, and audio from webpages with optional forensic logging for research and documentation.

    Greengage LTD

    1 user

  • weclapp API Switcher

    weclapp API Switcher

    Designed for developers and power users, this extension eliminates the manual work of editing URLs to inspect API data. With a single click, you can jump from a Customer, Article, or Order page directly to its API record, and back again.

    oslig

    1 user

  • Resize Window Presets

    Resize Window Presets

    Resize browser windows instantly using customizable size presets.

    Leena

    1 user

  • MDN Web Docs OpenSearch Engine

    MDN Web Docs OpenSearch Engine

    OpenSearch engine for MDN Web Docs with a theme responsive icon.

    aminomancer

    1 user