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

Log in

12,640 extensions found in Web Development

Filter results
Search results
  • More package managers in npmjs.com

    More package managers in npmjs.com

    Adds yarn and pnpm commands next to the npm command on npmjs.com. You can copy it by clicking on it.

    Jonasz Potoniec

    5 users

  • Hacker News Pro

    Hacker News Pro

    Use your coding skills to craft the perfect Hacker News experience

    dan-lovelace

    5 users

  • Change Url

    Change Url

    Modifier l'url de l'onglet courant en remplaçant une chaîne de caractères dans l'url ou en ajoutant un paramètre.

    Carine Chaulacel

    5 users

  • Rapid Autofill

    Rapid Autofill

    Rapid Autofill is a fast and efficient browser extension designed to automatically fill out forms, saving you time and effort on repetitive tasks. With just a click, it quickly and accurately populates fields with your saved information, ensuring a s

    Md Rasel Rahman Rocky

    5 users

  • Clipboard URL Launcher

    Clipboard URL Launcher

    Launch URLs from clipboard using a simple hotkey.

    Charis Rodriguez

    5 users

  • showWindowSize

    showWindowSize

    Utility for displaying browser window size

    deni5n

    5 users

  • Rewrite AI

    Rewrite AI

    Rewrite any selected text instantly using AI. Supports Groq (free), Google Gemini, and OpenAI.

    Vaan Labs

    5 users

  • Hack This WebPage

    Hack This WebPage

    Hack This WebPage makes webpages editable!

    PANKAJ ASWAL

    5 users

  • Google Maps B2B Lead Scraper

    Google Maps B2B Lead Scraper

    An automated B2B lead generation tool to extract business names, ratings, websites, and data directly from Google Maps listings.

    Appsmind

    5 users

  • ChatGPT Tweaker

    ChatGPT Tweaker

    Diagnose ChatGPT’s interface and apply small compatibility fixes.

    Neulen

    5 users

  • Browser terminal

    Browser terminal

    Extension that allows you to open a native shell in the browser

    batteredBunny

    5 users

  • Perplexity Lag Fix

    Perplexity Lag Fix

    Reduces lag in long Perplexity AI threads by hiding older messages. Keep only the N most recent Q&A pairs visible.

    Akuaja

    5 users

  • iServe Scrapper

    iServe Scrapper

    Grab task numbers from pages quickly

    DG Tech

    5 users

  • Website Performance Analyzer Tool

    Website Performance Analyzer Tool

    Adds a DevTools panel that audits performance, accessibility, best practices, and SEO.

    Hikasami

    5 users

  • GetSet Local Storage & Session

    GetSet Local Storage & Session

    Get all the Local/Session Storage values of one domain and set all those values in other domain's local/session storage.

    Rex Saurio

    5 users

  • Auto Tab Suspender

    Auto Tab Suspender

    Automatically suspends inactive tabs to save memory and improve performance.

    Z16

    5 users

  • Browser History

    Browser History

    Search, filter, open, copy, and clean browser history from a compact toolbar popup.

    Веселов Антон

    5 users

  • Enhanced Anime1

    Enhanced Anime1

    Browser extension that adds useful features for anime1.me site.

    黯梦萦辰

    5 users

  • Write Bar

    Write Bar

    Track your word count in Google Docs with a progress bar.

    Syttpz

    5 users

  • Key to Click

    Key to Click

    Press a key to click an element

    zvakanaka

    5 users

  • SEO Analyzer for TPT

    SEO Analyzer for TPT

    Get SEO scores, keyword suggestions, and ranking tips for your TPT products—all from one powerful browser extension.

    SEO Mantis

    5 users

  • Atlassian Browser DevTools (ABD)

    Atlassian Browser DevTools (ABD)

    A browser extension for Developer Tools that helps you inspect and debug the Frontend code of Atlassian products. The extension adds a new "ABD" tab to the browser devtools.

    Maciej Adamczak

    5 users

  • Pseudolocalize

    Pseudolocalize

    Transform a webpage by inserting accented characters and making words 30% longer or swap text to read from right to left. A tool to help web developers test their code in different locales without having a translation available.

    Stephanie Hobson

    5 users

  • Webpage Editable Switch

    Webpage Editable Switch

    Turn document body contentEditable on or off.

    ggshow

    5 users

  • Logeix Lab - Shopify SEO Extension

    Logeix Lab - Shopify SEO Extension

    Quickly check SEO issues and opportunities. Built for Shopify first.

    logeix

    5 users