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

Log in

11,259 extensions found in Web Development

Filter results
Search results
  • HTTP Headers Viewer

    HTTP Headers Viewer

    Displays the HTTP headers of the current page.

    RUNARDATA

    24 users

  • FlashFuzz

    FlashFuzz

    Fast, lightweight, and designed for security engineers who want immediate reconnaissance without leaving the browser. Quickly identify hidden endpoints and potential secrets across all open tabs.

    Adem KOUKI

    24 users

  • Geomask - Change your location

    Geomask - Change your location

    Change your geolocation to protect your privacy.

    DobladoV

    24 users

  • Mapp Cloud Debugger

    Mapp Cloud Debugger

    Debug and test your Mapp Cloud implementation

    Mapp Digital

    24 users

  • Github1s

    Github1s

    Simplest way to browse a github repository source code, adds github1s.com button of in Github repository navigation

    Mohammed CHERIFI

    24 users

  • ResponsiveHelper

    ResponsiveHelper

    A Firefox add-on to show the screen width and height when resizing the window

    Erdem Uslu

    24 users

  • OpenConnect for Ivanti Connect Secure

    OpenConnect for Ivanti Connect Secure

    Makes connecting to the VPN with OpenConnect easier

    Earl Franklin

    24 users

  • RxJs watcher

    RxJs watcher

    Devtools panel to visualize rxjs observables

    Ripcsu

    24 users

  • Erase Cookies Now

    Erase Cookies Now

    Delete all cookies for a website with a single click.

    Geoffrey De Belie

    24 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

    24 users

  • FoxyPGP

    FoxyPGP

    PGP integration for web browsers

    FoxRefire

    24 users

  • Keystroke Saver

    Keystroke Saver

    KeyStroke Saver: A privacy-focused Firefox text expander. Replace shortcuts with full phrases instantly. Works everywhere, no tracking, 100% local. Free, lightweight, and boosts typing efficiency! 🚀

    Sunny Kochar

    24 users

  • CSRF spotter

    CSRF spotter

    Find potential CSRF vulnerabilities

    Malm

    24 users

  • TemEx: Template Extractor

    TemEx: Template Extractor

    This tool automatically extracts the template of a webpage. In order to identify the template, this tool (1) analyzes the webpages linked by the current webpage, and (2) identifies common HTML structures. The common HTML structure is the template.

    Josep Silva

    24 users

  • Skuola.net CopyUnlock

    Skuola.net CopyUnlock

    Copy from Skuola.net

    sh4ttered

    24 users

  • Highlite

    Highlite

    Annotate, highlight, draw, and share on any web page

    Yoann Renard

    24 users

  • mRequestControl

    mRequestControl

    mRequestControl is a Firefox Plugin which lets you manipulate the responses of HTTP requests.

    mahe

    24 users

  • JSONPeek

    JSONPeek

    Passively identify JSONP endpoints as you browse with the ability to send suspected endpoints to an exploit server for validation.

    Hacks and Hops

    24 users

  • Copy HTML with CSS

    Copy HTML with CSS

    Adds a DevTools Elements sidebar that lets you copy the selected element's HTML along with its computed CSS as inline styles.

    michalgrzyska

    24 users

  • Domain Age Check

    Domain Age Check

    Domain age checker is a whois tool / extension developed by Cynexium (Umar) for checking any domain's age

    Umar

    24 users

  • Shopee Product Downloader

    Shopee Product Downloader

    An extension for saving Shopee product data and images in a ZIP file.

    Lalha

    24 users

  • Color Picker & Eye Dropper

    Color Picker & Eye Dropper

    Pick colors, generate palettes, export to JSON/CSS/ASE.

    Mikle

    24 users

  • UX Enhancer for GitLab

    UX Enhancer for GitLab

    A browser extension that enhances your GitLab experience.

    Puyt

    24 users

  • JSON Viewer

    JSON Viewer

    A beautiful, customizable JSON/JSONP viewer and highlighter. Open-source fork: github.com/Lysak/json-viewer

    Dmytrii Lysak

    24 users

  • Chegg Skip Bot

    Chegg Skip Bot

    Skip Chegg question in single click with i don't have the subject knowledge option selected! Get rid of 3 clicks :) Life is easy right? _______________________________________________ Note: Try refreshing if you face any errors

    Ajay Kumar

    24 users