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

Log in

12,175 extensions found in Web Development

Filter results
Search results
  • Save HTML as Markdown

    Save HTML as Markdown

    Convert the current webpage's HTML content into a clean Markdown file and save it to the user's computer.

    eupthere

    40 users

  • Proxy Port

    Proxy Port

    Automatic proxy rotation for anonymity and browsing blocked resources. VPN for your browser. SOCKS5, HTTPS, HTTP Proxy.

    Proxy Port

    40 users

  • QR & Bar Code Generator

    QR & Bar Code Generator

    Browser extension for QR & Bar Code generation Features: - Generate QR Code - Generate Bar Code - Save generated code as PNG - Copy generated code image

    Vladislav

    40 users

  • Graph X-Ray

    Graph X-Ray

    Graph X-Ray converts your Microsoft admin portal clicks into ready-to-use code in PowerShell, C#, Python, and more.

    Merill Fernando

    40 users

  • Medium to Freedium

    Medium to Freedium

    Detects Medium URLs and opens them in Freedium with a click.

    dotHatab

    40 users

  • Allow Copy & Right Click

    Allow Copy & Right Click

    Enable copy on protected websites: allow right click, unblock context menu. Enable text highlight and allow copy.

    Vavi

    40 users

  • Universal Adobe Debugger

    Universal Adobe Debugger

    Adobe Analytics, AEP & Launch debugger. Inspect Web SDK, XDM & tracking calls directly in Chrome DevTools.

    Bogdan Nazaruk

    40 users

  • JS and CSS snippets for web

    JS and CSS snippets for web

    Run peristent JavaScript and CSS code snippets on any website.

    Yupma

    40 users

  • GeminiPrompt - Image to Prompt

    GeminiPrompt - Image to Prompt

    Right-click any image to analyze and generate AI prompts with GeminiPrompt.id

    mazbron

    39 users

  • QuickShot

    QuickShot

    Take a screenshot of the current page.

    Leha Ástríðr

    39 users

  • Testing Daily

    Testing Daily

    Get the feed of the latest testing news.

    Sanjay Kumar | SelectorsHub Founder

    39 users

  • Smart Tab Reminder

    Smart Tab Reminder

    Get reminders to open specific websites at set intervals.

    Rayhan

    39 users

  • Sitechecker.pro

    Sitechecker.pro

    SiteChecker - Free On-Page SEO Checker. Get Your SEO Score Now!

    Edward

    39 users

  • Script Type Analyze

    Script Type Analyze

    Analyzes and counts <script> tags by type attribute on the page.

    Krešimir

    39 users

  • DNS Checker

    DNS Checker

    Check DNS of current website

    dns-checker

    39 users

  • Export Coretax checkbox to Excel

    Export Coretax checkbox to Excel

    Ekspor data dari web ke Excel berdasarkan checkbox yang dipilih.

    KelapaPusing2x

    39 users

  • Inertia devtools 🕵️‍♂️

    Inertia devtools 🕵️‍♂️

    A simple devtools panel to inspect Inertia.js data

    Johannes Arvidsson

    39 users

  • CORSE

    CORSE

    CORS Everywhere allows to anonymously fetch resources across origin

    Roman Shafigullin

    39 users

  • Scrapebold

    Scrapebold

    Webpage Data Extraction Tool

    Scrapebold

    39 users

  • QuickTools – Save Page as PDF or Image

    QuickTools – Save Page as PDF or Image

    Save any webpage as a PDF or image with one click. QuickTools captures the page locally in your browser and downloads it instantly — no uploads, no servers, 100% privacy-friendly.

    QuickTools.one

    39 users

  • Web Design Ruler

    Web Design Ruler

    Essential design tools for web designers: pixel-perfect measurements, font identification, and professional color picking.

    LXB-Studio

    39 users

  • Webfonting it!

    Webfonting it!

    The simplest extension for working with web fonts

    Fontstorage

    39 users

  • UUID Generator

    UUID Generator

    Generate universally unique identifiers fast.

    Žan Ožbot

    39 users

  • Whois Checker

    Whois Checker

    The Whois Checker! IP Checker extension identifies your IP address with just one click, please note it DOES NOT hide or change your IP address. This tool is to be used to check your current IP address.

    Ahmet Erdem

    39 users

  • Shadertoy frame exporter

    Shadertoy frame exporter

    High quality timed frame export from Shadertoy

    tdhooper

    39 users