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

Log in

7,662 extensions found in Web Development

Filter results
Search results
  • JSONViewPro

    JSONViewPro

    format several JSON documents in one window, depends to your screen width, up to 6.

    oppoic

    63 users

  • Get That API

    Get That API

    Get That API is an open-source browser extension made to test API endpoints right in the browser

    Ashutosh Dash

    63 users

  • Disable CSP and CORS

    Disable CSP and CORS

    Disables CSP and CORS for every website.

    nas927

    63 users

  • SeLite DB Objects

    SeLite DB Objects

    SeLite DB Objects provides mid-level objects for accessing test data in SQLite.

    Peter Lyons Kehl

    63 users

  • Confluence Quick Search

    Confluence Quick Search

    Quickly search team knowledge with the press of a button. Free and open-source, no ads!

    anth0d

    63 users

  • Environment Marker

    Environment Marker

    Use the Environment Marker extension and prevent screw-ups with the (programming) environments.

    Environment Marker

    63 users

  • Hamdast - RTL and Persian Font for AI Tools

    Hamdast - RTL and Persian Font for AI Tools

    افزونه همدست، راستچین و فارسی‌ساز فونت برای ChatGPT، Gemini، Copilot، Claude و دیگر ابزارهای هوش مصنوعی. فارسی‌سازی فونت‌ها به‌سادگی.

    Hamdast

    63 users

  • jump-to-anchor

    jump-to-anchor

    Jump to the nearest anchor above a selection

    Brett Zamir

    62 users

  • DOM Delete

    DOM Delete

    Delete DOM element by clicking on the element.

    vishal-vp

    62 users

  • Metafields Guru

    Metafields Guru

    Bring metafields management to a new level.

    256 Dev

    62 users

  • WebDevAuthn

    WebDevAuthn

    Debug FIDO2 requests and responses

    DarkThanos

    62 users

  • Pro SP Team - Form Filler

    Pro SP Team - Form Filler

    Pro SP Team - Form Filler fill all input with dummy data to make the developers test their form quickly and easily. By: The Lazy Programmers

    Pro SP

    62 users

  • Yandex.Metrica

    Yandex.Metrica

    This extension provides data from Yandex.Metrica to improve its usability.

    Yandex.Metrica

    62 users

  • KOSHIAN delフォームをポップアップで開く

    KOSHIAN delフォームをポップアップで開く

    delフォームをポップアップで開きます

    Pachira

    61 users

  • GitHub Repo Size

    GitHub Repo Size

    Show size summaries of GitHub repos

    AminoffZ

    61 users

  • Logify - Parental Control

    Logify - Parental Control

    fully integrated with Logify Apps

    Logify

    61 users

  • SteamBuyer

    SteamBuyer

    get cookie

    Andry

    61 users

  • mHeaderControl

    mHeaderControl

    mHeaderControl is a Firefox Plugin which provides features to manipulates HTTP headers of requests. Individual features can be turned on globally or on a per page basis.

    mahe

    61 users

  • Leet Xt - Supercharge your Leetcode practice

    Leet Xt - Supercharge your Leetcode practice

    Supercharge your LeetCode practice - Add to Friends, Premium Features, per Contest Friends Rating, and more!

    binbard

    61 users

  • Theme Explorer for Shopify

    Theme Explorer for Shopify

    Theme Explorer allows you to view important information about the themes installed on your Shopify store.

    Liam Merlyn

    61 users

  • Web-Encoder

    Web-Encoder

    Hello Web-Encoder 这是一款用于编码与解码的浏览器扩展程序

    Tanyiqu

    61 users

  • Tailwind responsive breakpoint

    Tailwind responsive breakpoint

    Display screen dimensions and tailwind breakpoint prefix in a widget.

    Dinesh S

    61 users

  • TinyURL Bypass

    TinyURL Bypass

    Automatically redirect tiny url without waiting for the timer.

    Peter

    60 users

  • ChatGPT Browser Integration

    ChatGPT Browser Integration

    Access ChatGPT from your browser anywhere! By command or simple button click, you can finally forget about switching tabs.

    Mantas Digital

    60 users

  • npmhub

    npmhub

    Explore npm dependencies on GitHub repos

    Fregante

    60 users