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

Log in

10,031 extensions found in Web Development

Filter results
Search results
  • Best Proxy Manager

    Best Proxy Manager

    The best anonymous proxy solution for you

    VPNSide

    14 users

  • GitHub Sidebar

    GitHub Sidebar

    Displays a sidebar with GitHub. Select the icon in the toolbar to open GitHub in the sidebar - great for GitHub users working on a small screen.

    Paul

    14 users

  • Filter Bubble

    Filter Bubble

    Hide content that you don't want to see on the web

    andornaut

    14 users

  • Google AI Slop Cleaner

    Google AI Slop Cleaner

    Adds specific terms from Google search queries to filter as much AI slop as possible. At least it should.

    Gerg0Vagyok

    14 users

  • RESTBolt

    RESTBolt

    Browser WebExtension to work on http(s) requests.

    Francesco De Stefano

    14 users

  • SEO Analyzer by Slim SEO

    SEO Analyzer by Slim SEO

    Analyze your page and provide a SEO report.

    Slim SEO

    14 users

  • SCDownloader

    SCDownloader

    A simple downloader for SoundCloud that allows users to save audio tracks from the platform for personal offline listening.

    SoundCloud Downloader

    14 users

  • Simple IP Calculator

    Simple IP Calculator

    Determine network details based on an ip and a netmask/CIDR.

    Omar E. Ferrer

    14 users

  • URL Envy

    URL Envy

    Allows editing the URL Params in the sidebar of the page.

    Valera Fooksman

    14 users

  • Reddit to Mp4 converter | reditor

    Reddit to Mp4 converter | reditor

    redditdownloader.us allows users to download reddit videos with audio in high quality.

    Reditor

    14 users

  • Display Div Dimensions

    Display Div Dimensions

    The "Display Div Dimensions" Firefox addon is a handy tool for web developers and designers. It allows users to quickly inspect and display the dimensions (width and height) of any div element on a webpage.

    Win55

    14 users

  • ccportal Helper - Ahmed Essam

    ccportal Helper - Ahmed Essam

    Adds helpful buttons to ccportal page

    Ahmed Essam

    14 users

  • Rubric

    Rubric

    Inject custom request and response headers.

    Rickard Andersson

    14 users

  • Cloudhood

    Cloudhood

    This extension allows users to control request headers that will be embedded in all requests in Firefox Browser, where each override contains the following properties

    Cloud.ru

    14 users

  • Cookie Ripper

    Cookie Ripper

    Allows you to set cookie and web storage preferences on a global, per domain and per cookie level.

    Sesu8642

    14 users

  • Web Monetization

    Web Monetization

    Support the content you love effortlessly as you browse. The Web Monetization Extension enables seamless, on-your-terms contributions to your favorite content owners and publishers.

    Interledger Foundation

    14 users

  • Bing AI Chatbot | Bing Unchained

    Bing AI Chatbot | Bing Unchained

    Use new Bing chatbot. Bing AI Chatbot | Bing Unchained

    Bing AI ChatBot

    14 users

  • GitHub Default Tab Size

    GitHub Default Tab Size

    Make tab indented code more readable by allowing you to set a default tab size

    forivall

    14 users

  • grpc-web-devtools

    grpc-web-devtools

    Chrome extension for gRPC-Web to inspect requests and responses in human readable format

    Ivan

    14 users

  • IntoWords Cloud

    IntoWords Cloud

    IntoWords Cloud for Firefox - Make reading and writing easy.

    Caheo

    14 users

  • Web Page Font Detector

    Web Page Font Detector

    Add-on to detect fonts on web pages

    Gatecordapp

    14 users

  • Share 2 Archive Webpage Today

    Share 2 Archive Webpage Today

    Publicly archive any website using the archive.today, archive.is, archive.ph service

    Gabriel

    14 users

  • Eventsource Monitor

    Eventsource Monitor

    Adds a new tab to devtools which contains currently open event source connections and lists their received data even when they are not closed yet.

    Bastian

    14 users

  • JSON Formatter Extension

    JSON Formatter Extension

    Format JSON content on specified websites with features like auto-formatting, dark/light themes, expandable levels, and copy functionality.

    Selcuk

    14 users

  • XPath Element Remover b8q

    XPath Element Remover b8q

    A simple tool to permanently hide unwanted page elements using XPath expressions. Clean up websites your way.

    Dejsp

    14 users