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

Log in

12,204 extensions found in Web Development

Filter results
Search results
  • Vault Auto-Type Extension

    Vault Auto-Type Extension

    Auto-type passwords from your Vault app into any website, including banking sites

    Sri

    0 users

  • Weather & News Homepage

    Weather & News Homepage

    Stay updated with live weather and news feeds.

    Jake Hodge

    0 users

  • PostPilot - Auto Paste Assistant

    PostPilot - Auto Paste Assistant

    Paste generated content directly into social/media platforms.

    Mayuri

    0 users

  • Quick Onpage SEO Check

    Quick Onpage SEO Check

    Audit the currently opened pQuick Onpage SEO Checkup is a powerful SEO audit extension that helps you analyze technical SEO, headings, meta tags, schema markup, internal links, age for keyword coverage, headings, schema, word count, and an SEO score.

    Areesh Ishtiaq

    0 users

  • HTTP-TRACK9ER

    HTTP-TRACK9ER

    Inspect HTTP request headers, cookies, data, response Headers, cookies and add/modify request headers before sending requests

    coralyn pondu

    0 users

  • ReadFlow Enhancer

    ReadFlow Enhancer

    Enhance your reading flow by creating focus zones that dim distracting content around your selected text areas

    Soikeonc

    0 users

  • Header Master

    Header Master

    自定义修改 HTTP 请求头，支持分组管理与正则匹配。

    varg

    0 users

  • Cuttle Export Helper

    Cuttle Export Helper

    Batch-export Cuttle.xyz designs as separate files. Set parameters, list values, click Export — one file per variation, automatically named.

    bwente

    0 users

  • Hookmark

    Hookmark

    A extension built so that you can save your time finding valuable resources online and get hooked to them

    Haridarshan

    0 users

  • WebTransport Inspector

    WebTransport Inspector

    DevTools extension for inspecting WebTransport connections and MoQT protocol traffic

    moqtap

    0 users

  • A1 Accessibility Quick Audit

    A1 Accessibility Quick Audit

    Run a fast local accessibility checklist on the active page with actionable DOM hints.

    A1 Local Extensions

    0 users

  • A1 HTML Checker

    A1 HTML Checker

    Run a fast local markup structure check on the active page with selectors and snippets.

    A1 Local Extensions

    0 users

  • XploitPro

    XploitPro

    A professional-grade security testing tool with AI-driven vulnerability analysis.

    Marly

    0 users

  • 素材采集器(C5)

    素材采集器(C5)

    Capture web pages into 素材采集器(C5) data for Figma, Sketch and AI prompt workflows.

    Maple

    0 users

  • ghfix

    ghfix

    Get rid of annoying Github "Please type [repo name] to confirm."

    Daniel C

    0 users

  • LumiFox

    LumiFox

    Adjust page brightness based on ambient light conditions

    Nhà Cái Uy Tín

    0 users

  • VietEng Vocab Quest

    VietEng Vocab Quest

    An interactive quiz game to boost your Vietnamese-to-English vocabulary skills with fun and challenging word translation questions.

    Elizabeth Clarke

    0 users

  • Change Image Brightness

    Change Image Brightness

    Addon thay đổi độ sáng của hình ảnh trên trang web khi nhấp vào biểu tượng.

    siu88news

    0 users

  • leet-zen

    leet-zen

    LeetZen helps you stay focused while solving problems on LeetCode by hiding distracting sections and giving you a clean, minimal interface. It blocks solution tabs, discussions, and difficulty labels and lets you focus on problem itself!

    Sid

    0 users

  • Gescobinho

    Gescobinho

    This was made as a joke for my co-workers on our development lab. It is a bug that follows the mouse on any webpage, making fun of the user.

    Calmf

    0 users

  • NeoCookieMonster

    NeoCookieMonster

    Mons Cookie Override Extension

    Chiye Ma

    0 users

  • Clipboard URL Saver

    Clipboard URL Saver

    Save copied URLs for later use and open them instantly.

    Tallulah

    0 users

  • JavaScript Playground

    JavaScript Playground

    在浏览器 DevTools 中添加一个 JavaScript Playground 标签页

    晓伟

    0 users

  • ChatGPT UX Suite

    ChatGPT UX Suite

    Rapid prompt navigation, token counter, easy context export, session time tracking, styling & sound notifications for Chatgpt.

    xyra

    0 users

  • Browser Bookmark Mindmapper

    Browser Bookmark Mindmapper

    Convert your bookmarks into a mind map layout.

    Cecilia

    0 users