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

Log in

8,188 extensions found in Web Development

Filter results
Search results
  • AI Context Courier

    AI Context Courier

    Save and share your AI chat history from ChatGPT, Gemini, AI Studio and Deepseek with one click.

    Baha Ferchichi

    17 users

  • Render Whitespace on GitHub

    Render Whitespace on GitHub

    Renders spaces as · and tabs as → in all the code on GitHub.

    glebm

    17 users

  • Nordcraft

    Nordcraft

    Browser extension for the nordcraft.com editor.

    Nordcraft

    17 users

  • Scratch Dark mode

    Scratch Dark mode

    This is an dark mode extension for scratch.

    Adam Naji

    17 users

  • Определение CMS - iTrack

    Определение CMS - iTrack

    Расширение для определения CMS сайта

    iTrack

    17 users

  • 赛盒小助手

    赛盒小助手

    辅助客户完成相关的浏览器层面的操作

    irobotbox

    17 users

  • SVG Collector

    SVG Collector

    Collect and display SVGs from the current page.

    Emre Birkan Kervan

    17 users

  • Beagle Security Web Assessment

    Beagle Security Web Assessment

    Find surface level vulnerabilities in your web applications. Run a free website security assessment and gain a preliminary understanding of your application’s security posture.

    Beagle Security

    17 users

  • Image Dimensions

    Image Dimensions

    Get current page image dimensions (width x height) from images loaded in the DOM [Document Object Model - img tag]

    Genius Lynx

    17 users

  • Don't Touch My Selection

    Don't Touch My Selection

    Prevents the anti-selection scripts from web pages.

    Kodigen

    16 users

  • ChatGPT Disable Auto Scroll - FREE

    ChatGPT Disable Auto Scroll - FREE

    Stop annonying scrolling in ChatGPT. Prevent jerky animation of appearing text

    Tik Hon

    16 users

  • Nudiflorum: display absolute date on GitHub

    Nudiflorum: display absolute date on GitHub

    Display absolute date and time in GitHub.

    Masataka Yakura

    16 users

  • bugzilla

    bugzilla

    解决bugzilla的列表页面乱码的问题

    wannasky

    16 users

  • WinTask Fr

    WinTask Fr

    WinTask - logiciel d'automatisation pour le Web et Windows

    michelme

    16 users

  • LiveChat Extension

    LiveChat Extension

    Webextension for LiveChat

    estos GmbH

    16 users

  • LinksTamed SEO Tool

    LinksTamed SEO Tool

    Расcчитайте внутренний статический вес страниц сайта и проведите аудит многих факторов, связанных со ссылками.

    dux-viator

    16 users

  • Runtime Data

    Runtime Data

    Demonstration of some runtime APIs

    web Master

    16 users

  • CFbooster

    CFbooster

    An extension that boost page speed of Codeforces in China.

    itdevwu

    16 users

  • Time Tracker by Chrometa

    Time Tracker by Chrometa

    Keep track of the time you spend in your browser and get an accurate reporting of your work.

    Chrometa

    16 users

  • MCP for claude.ai

    MCP for claude.ai

    Enable MCP on claude.ai

    Daniel Nakov

    16 users

  • IUD Sql

    IUD Sql

    This addons doing fast insert code.

    91011

    16 users

  • FormAssistant - Save & Restore

    FormAssistant - Save & Restore

    This extension is used by web developers to make it easy to save and restore forms for use in submission testing and validation. It has date and time template substitution capabilities built-in to help with your workflow.

    mathieuf20

    16 users

  • Seo Magic - информер тиц, индексации страниц

    Seo Magic - информер тиц, индексации страниц

    Расширение показывает количество проиндексированных страниц в Яндекс и Google, Тиц, АГС, проверка индексации страницы

    Maxim Arnautov

    16 users

  • demystify

    demystify

    Demystify is a suite of tools designed to help understand API behaviour. It generates accurate OpenAPI 3.1 specifications in real time from live network traffic or HAR files.

    Andrew Walsh

    16 users

  • Codeforces Theme Changer

    Codeforces Theme Changer

    Gives the option to change code-forces themes with an easy accessible popup menu.

    MostlyK

    16 users