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

Log in

13,405 extensions found in Web Development

Filter results
Search results
  • GitHub Readme First

    GitHub Readme First

    See README at the top of GitHub repositories instead of files

    metafab

    8 users

  • IMDb Ratings

    IMDb Ratings

    Display IMDb ratings for movies and TV shows.

    IMDb Ratings

    8 users

  • RP_form

    RP_form

    Extension created for automatic form filling;

    Adriano Xavier

    8 users

  • Clipboard Image Preview

    Clipboard Image Preview

    Paste an image and Paste an image and preview it instantly in the popup. preview it instantly in the popup.

    Dhayanand

    8 users

  • LinkedIn Lead Email Extractor

    LinkedIn Lead Email Extractor

    Extract emails from LinkedIn posts and webpages instantly using a mobile-friendly popup optimized for Firefox Android and desktop browsers.

    Rajiv

    8 users

  • Measure Aspect Ratio

    Measure Aspect Ratio

    Easily measure the aspect ratio of any area on a web page. Enter width and height to get an accurate aspect ratio. Simple, elegant, and efficient!

    Sierra Garcia

    8 users

  • Email or Login Filler

    Email or Login Filler

    Sometimes your browser's password manager fails to autofill email or login fields? Sync and fill email, login, or name fields when autofill doesn’t work. Simple, fast, and private.

    Przemysław Stańczyk

    8 users

  • net-tools

    net-tools

    Network & site inspector: public IP, headers, redirects, robots/sitemaps, and basic endpoint detection.

    networkluki

    8 users

  • 数派插件

    数派插件

    自动获取品牌搜索词表现报表，助力卖家更好地管理亚马逊运营数据。

    数派插件

    8 users

  • Streamscript Editor

    Streamscript Editor

    Autocomplete and formatting for the Streamscript language.

    Streamscript Ltd

    8 users

  • focusTab

    focusTab

    Focus a tab with window.focusTab() function

    tomofi

    8 users

  • Code Compliance

    Code Compliance

    Check a web page's code compliance at the click of a button and see the errors and warnings broken down by each line. Works on local HTML, pages behind authentication and firewalls.

    James Crooke

    8 users

  • Jipy

    Jipy

    Jipy (Jip-pee) formats your JSON payload in place. Simply highlight your JSON payload and format it away! Anywhere on the page!

    twskj

    8 users

  • Kilo Code

    Kilo Code

    Side-panel AI chat agent. Use open-weight, frontier models or free models.

    Kilo

    8 users

  • Instagram Unfollowersa

    Instagram Unfollowersa

    Helps manage Instagram followings. Use responsibly.

    Murat Karademir

    8 users

  • Apidog Browser Extension

    Apidog Browser Extension

    Connect Apidog desktop app with your browser to capture and debug API requests in real-time. Essential companion for API development and testing workflows.

    apidog.com

    8 users

  • VDP Finder

    VDP Finder

    It checks whether the visited site falls within the scope of a Vulnerability Disclosure Policy (VDP). Additionally, it verifies whether it is under a bug bounty program and sends this information to the client.

    Emirhan Yücel

    8 users

  • AI AdBlocker

    AI AdBlocker

    AI-powered blocker (your path) Hybrid rules + on-page heuristic for Firefox MV2. Uses a machine learning model (running in the browser with ONNX Runtime) to see or analyze the DOM.

    eye3

    8 users

  • Chartarrr! - Exploratory Testing

    Chartarrr! - Exploratory Testing

    Assisting in exploratory testing on the web via session based test charters.

    James

    8 users

  • Helper Tools For CKG

    Helper Tools For CKG

    Help your CKG data entry

    dinyomage

    8 users

  • URL Theme Switcher

    URL Theme Switcher

    Automatically changes Firefox theme colors based on the current website URL. Choose your colours according to your own personal rules ! Perfect for distinguishing between different environments (dev, staging, prod). 🚀

    Ckrytech

    8 users

  • Better GitHub Co-Authors

    Better GitHub Co-Authors

    Adds a button to GitHub pull requests to make it simple to add co-author credits for all PR participants before merging.

    delucis

    8 users

  • Text to Speech world

    Text to Speech world

    Reads selected text aloud

    Crypto llc

    8 users

  • Copy Relative URL

    Copy Relative URL

    Copy just the relative path of a URL

    Cody

    8 users

  • Bahria LMS Assignment Tracker

    Bahria LMS Assignment Tracker

    Collects assignment deadlines from lms.bahria.edu.pk and shows priority-sorted to-dos + notifications.

    Stefan

    8 users