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7,518 extensions found in Web Development

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  • Page Hacker

    Page Hacker

    Edit in Firefox the page displayed in any tab, with formatting tools.

    nico@nc

    1,282 users

  • Word Counter

    Word Counter

    A lite tool for counting characters and words via context-menu

    Mark Lumnert

    1,277 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

    1,265 users

  • Youtube Ad Skipper

    Youtube Ad Skipper

    Ad Skipper is gives you less interrupted online streaming and skip or removes ad on behalf of you. It does not block an ads and auto skip or remove ads on MxPlayer, SonyLiv & Youtube web platform.

    Avinash Sakhreliya

    1,260 users

  • Spector.js

    Spector.js

    Easily explore and debug any WebGL context.

    BabylonJS

    1,246 users

  • 🚀 Free YouTube: Обходите Блокировки

    🚀 Free YouTube: Обходите Блокировки

    Free YouTube — это расширение для браузера, которое решает вопросы, как обойти блокировку YouTube, и помогает ускорить его работу. Независимо от того, где вы находитесь, этот инструмент обеспечит стабильный доступ к платформе и улучшит её производите

    Free Founder

    1,244 users

  • AInspector for WCAG Accessibility Evaluation

    AInspector for WCAG Accessibility Evaluation

    Inspects web pages for features and issues related to WCAG 2.2 level A and AA requirements for making web pages more accessible to people with disabilities using web accessibility standards, including WCAG, ARIA and ARIA in HTML specifications.

    Jon Gunderson

    1,236 users

  • Ace Script

    Ace Script

    User Script Manager with the support of Ace Stream technologies

    Ace Stream

    1,234 users

  • GraphQL DevTools

    GraphQL DevTools

    Developer tools panel for GraphQL development

    Francesco De Stefano

    1,217 users

  • Debug CSS

    Debug CSS

    Adds outline to all elements on the page to show the culprit element which is changing desired layout hit `Alt+Shift+C ` key to toggle the extension

    Pranay Joshi

    1,213 users

  • Free OpenVPN Server Finder

    Free OpenVPN Server Finder

    Display up-to-date list of public OpenVPN servers provided by VPN Gate (University of Tsukuba)

    Andy Portmen

    1,205 users

  • Xdebug Helper by JetBrains

    Xdebug Helper by JetBrains

    A modern, dependency-free, extension for Xdebug

    JetBrains

    1,200 users

  • Adblock For Youtube

    Adblock For Youtube

    Adblock For Youtube & Auto Ad Skip It is auto ad skip for youtube, ad blocker, hides ad banner in youtube home screen.

    Patricia Fisher

    1,199 users

  • AI Code Finder & Alerts for Papers: CatalyzeX

    AI Code Finder & Alerts for Papers: CatalyzeX

    🧑‍💻 Get implementation code for research papers directly on Google Search, ArXiv, Scholar, Twitter, Github, PubMed, IEEE, and more

    CatalyzeX

    1,188 users

  • Tab2QR

    Tab2QR

    A minimalist browser extension that generates QR codes from your current tab, allows you to edit the encoded content, copy QR code image to clipboard, or download as PNG or SVG files.

    James Shih

    1,183 users

  • Window Resizer

    Window Resizer

    Resize the browser window. The resolution list supports customization.

    antwhere.com

    1,183 users

  • Talisman Wallet

    Talisman Wallet

    Talisman is a Polkadot wallet that unlocks a new world of multichain web3 applications in the Paraverse.

    Talisman

    1,183 users

  • 谷歌翻译-划词翻译

    谷歌翻译-划词翻译

    一站式划词 / 截图 / 网页全文 / 音视频翻译扩展，支持谷歌、DeepL、百度、腾讯等 8 个国内外主流翻译服务，且均可用于网页翻译。能在 PDF 里使用。

    CW

    1,174 users

  • Copycat

    Copycat

    Copy content from web powerful than ever before.

    BlackGlory

    1,174 users

  • SEO Site Tools, Site Analysis

    SEO Site Tools, Site Analysis

    One-click SEO extension. Quick access to SEO analysis. Features: website indexed pages, backlinks, Alexa, IP, SEO stats and tools.

    SEO Site Tools

    1,167 users

  • Ember Inspector

    Ember Inspector

    Tool for debugging Ember applications.

    Ember.js

    1,164 users

  • JWT Debugger

    JWT Debugger

    The JWT.io debugger as a Web Extension

    JWT.io

    1,153 users

  • (Animated) Nyan Cat Progress Bar for YouTube™

    (Animated) Nyan Cat Progress Bar for YouTube™

    Nyan Cat Progress Bar for YouTube™ ~~ [Animated] ~~

    Ferris Etanish

    1,143 users

  • SAML Message Decoder

    SAML Message Decoder

    This tool helps you debug your SAML based SSO/SLO implementations. It runs in the background, collecting SAML messages as they are sent and received by the browser.

    Magnus Suther

    1,141 users

  • app.telemetry Page Speed Monitor

    app.telemetry Page Speed Monitor

    Get the page load times of any web page! app.telemetry Page Speed Monitor shows offset and duration of each step during the page load based on W3C navigation timing.

    app.telemetry

    1,135 users