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

Log in

11,321 extensions found in Web Development

Filter results
Search results
  • 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

  • Sentiment-Based Comment Filter

    Sentiment-Based Comment Filter

    Filter and display only positive or negative comments based on sentiment analysis.

    Fosuso

    1 user

  • Open in DeepWiki

    Open in DeepWiki

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

    Mutsumi

    1 user

  • Smart Tab Refresher

    Smart Tab Refresher

    Automatically refresh tabs and receive real-time alerts for page content changes.

    Maximilian

    1 user

  • WebResourcePro: Asset Tracker

    WebResourcePro: Asset Tracker

    Track and manage web assets including images, scripts, and stylesheets

    Xổ số miền Bắc

    1 user

  • Element_Hider

    Element_Hider

    Hide unwanted web elements using custom CSS selectors on a per-domain basis.

    Napat Ch

  • Marketo Web Personalization

    Marketo Web Personalization

    Preview your Marketo Web Personalization campaigns seamlessly

    Marketo Dev User

    1 user

  • URL Size Memory

    URL Size Memory

    Remember and manage window sizes for specific URLs.

    Kazuki

    1 user

  • Privacy Header

    Privacy Header

    Privacy-focused HTTP header manipulator

    David Sint

    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

  • Monitor Outgoing Requests

    Monitor Outgoing Requests

    Allows you to monitor, edit & replay outgoing requests via regex

    ThomazPom

    1 user

  • HTTP-TRACKER

    HTTP-TRACKER

    Inspect HTTP request headers, cookies, data, response Headers, cookies and add/modify request headers before sending requests

    Saowin

    1 user

  • YouTube Seek Buttons

    YouTube Seek Buttons

    Adds adjustable seek buttons to the YouTube video player.

    Team Seek

    1 user

  • Borderify

    Borderify

    Adds a solid red border to all web pages matching mozilla.org.

    Juniper

    1 user

  • firePaste

    firePaste

    Clipboard Service Create custom scripts with access to the clipboard

    Michael

    1 user

  • Генератор GUID

    Генератор GUID

    Генерирует уникальный идентификатор (GUID/UUID) и копирует его в буфер обмена.

    Владислав

    1 user

  • CSSVarVault

    CSSVarVault

    Inspect CSS custom property declarations, references, and unresolved var() usage on the active page.

    Kenneth

  • BetterMIS

    BetterMIS

    Smart attendance calculator for MIS - Know how many lectures you can bunk

    n1khl

    1 user

  • Tab Close on Escape

    Tab Close on Escape

    Closes the current tab when the Escape key is pressed

    citzseat

    1 user

  • TSConfig Configurator

    TSConfig Configurator

    TSConfig Configurator (typescriptlang.org)

    lonberg

    1 user

  • CSS Hunter PRO

    CSS Hunter PRO

    Inspecione e copie CSS. Versão com atalhos e modo PRO.

    Wagner Vielmond

    1 user

  • Vinted Speedy Page Navigation

    Vinted Speedy Page Navigation

    Navigate Vinted catalog pages faster using Ctrl + Left / Right arrows.

    chihabgoku

    1 user

  • IndexLens

    IndexLens

    A lightweight browser extension for browsing, querying, and managing Elasticsearch clusters — with Vim keybindings baked in. Your credentials stay encrypted on your device. No telemetry, no third-party servers, no exceptions.

    Rami Labana

  • Snap Tab – Save PNG

    Snap Tab – Save PNG

    Chụp ảnh vùng hiển thị của tab hiện tại và lưu về máy (PNG). Có nút trong popup và menu chuột phải.

    au88uknet

    1 user

  • Gmail Plus Address Generator

    Gmail Plus Address Generator

    Quickly generate a plus address for emails in forms

    o8e

    1 user