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11,486 extensions found in Web Development

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  • Random password generator

    Random password generator

    A simple random password generator for Firefox browser

    Matija

    677 users

  • HackBar

    HackBar

    A HackBar for new firefox. This addon is written in webextension and alternatives to the XUL version of original Hackbar.

    SirAlidadi

    675 users

  • Favicon Detector

    Favicon Detector

    A simple way to detect website icons.

    BlackGlory

    674 users

  • Cloudflare Optics

    Cloudflare Optics

    Cloudflare Optics is a browser extension that helps display interesting information when you visit a site, particularly if that site is proxied through Cloudflare.

    Cloudflare

    673 users

  • Proxy Checker

    Proxy Checker

    Check the quality of your proxies' IPs in bulk.

    Pixelscan

    668 users

  • ExtPul-AGHU

    ExtPul-AGHU

    ExtPul-AGHU: Adiciona funcionalidade de impressão de pulseira para todos os pacientes, sem dependência de internação.

    Isabella Alves

    665 users

  • Measure Everything

    Measure Everything

    Element distance measurement tool.

    mdevils

    663 users

  • Table Extractor - TableConvert

    Table Extractor - TableConvert

    Instantly convert tables on any webpage to multiple formats

    Fechin

    656 users

  • RDS bar (seo: pr, dmoz, alexa, seomoz)

    RDS bar (seo: pr, dmoz, alexa, seomoz)

    RDS Bar is a handy tool for quick analysis of website and page SEO indicators, designed for webmasters and optimizers. And also with a number of useful features for ordinary users.

    Recipdonor

    652 users

  • Penetration Testing Kit

    Penetration Testing Kit

    Attention! This version is no longer supported. Use /firefox/addon/owasp-penetration-testing-kit/ extension instead.

    pentestkit.co.uk

    649 users

  • Content Security Policy (CSP) Generator

    Content Security Policy (CSP) Generator

    Automatic Content Security Policy (CSP) Generator. Generate a Content Security Policy header in minutes on any website. Built by https://csper.io

    Csper

    649 users

  • Disable CSP for a minute

    Disable CSP for a minute

    Temporarily disables CSP for the current tab's website. Right click on the page, then disable CSP.

    python273

    642 users

  • Code Editor

    Code Editor

    Powered by the Monaco Editor, it provides support for basic syntax colorization, IntelliSense, validation and Diff Editor features.

    sycxyc

    638 users

  • InlineDisposition Reloaded

    InlineDisposition Reloaded

    InlineDisposition Reloaded changes the disposition type of "Content-Disposition" response headers from "attachment" and "file" to "inline"

    Pasha_ZZZ

    637 users

  • Live Reload — monitor and reload html, css, js

    Live Reload — monitor and reload html, css, js

    Addon for web devs. Monitor included JS, CSS and/or HTML in frames and automatically reload the host page when a change is detected in the included source. Supports inline reloading of stylesheets and frames without reloading the host page.

    Blaise Kal

    636 users

  • Bug Magnet

    Bug Magnet

    Right-click context menu to help with exploratory testing

    Gojko Adzic

    635 users

  • Toggle Cache

    Toggle Cache

    Disables or enables the browser cache.

    Manuel Reimer

    634 users

  • Custom CSS

    Custom CSS

    Overwrite or inject custom CSS into website.

    Kenny Ooi

    634 users

  • OdooTerminal

    OdooTerminal

    Terminal for Odoo (v11-18. CE & EE) Works on backend & frontend (with limitations) Press "CTRL + ," to toggle terminal or use the browser action icon.

    Alexandre

    633 users

  • Auto Form

    Auto Form

    Copy/Paste all fields from a web form (with hotkey or contextual menus)

    olifozzy

    629 users

  • SQLite Reader

    SQLite Reader

    Easily browse, edit and manage SQLite database inside your browser!

    Loori

    629 users

  • CSS Stacking Context inspector

    CSS Stacking Context inspector

    Helps inspecting the css stacking contexts and solving the z-index war.

    Andrea Dragotta

    627 users

  • Request Interceptor

    Request Interceptor

    Intercept HTTP and HTTPS Requests. Add custom rules to modify request/response headers, block/redirect requests, modify query params. Example Usage: This extension can be used to block all ads having url (*/ad.x.com/*) by creating rules

    Vinay Kaparthi

    627 users

  • Google Cache

    Google Cache

    Google Cache lets you visit retrieve the web page from Google Web Cache when the site is offline.

    Baris Derin

    625 users

  • SnowEyes

    SnowEyes

    洞悉无形，守护无界

    Sickle

    623 users