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542 extensions found in Web Development

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  • Easy DNS lookup

    Easy DNS lookup

    Utility to do DNS lookups directly to DNS APIs and display the response in the addon.

    wesinator

    247 users

  • all-in-one

    all-in-one

    Facility for providing suite of tools for handling web components e.g. standard formats HTML, RSS, M3U8, and more.

    Firefox user 15314155

    243 users

  • Website Technology Detector

    Website Technology Detector

    Detects technologies used in websites

    Sumalya Chatterjee

    242 users

  • SnapOSINT

    SnapOSINT

    A snappy OSINT (open-source intelligence) searching tool that turns your search bar into a dedicated OSINT engine. This add-on is designed to save you time during your osint investigation.

    m4ny0p

    242 users

  • V2Ray Link Converter

    V2Ray Link Converter

    V2Ray Link Converter

    Valas

    237 users

  • SEO Website Scanner: Meta, Headings, etc.

    SEO Website Scanner: Meta, Headings, etc.

    Scans a page for basic SEO meta information and headings.

    SEO Website Scanner

    233 users

  • cBlock Origin

    cBlock Origin

    一款适用于中国大陆的广告拦截插件，占用极低的内存和 CPU。

    Ariel

    214 users

  • Easy QR

    Easy QR

    Easy QR code, the best QR extension. Generate offline QR Code with a simple click!

    iToolkit

    210 users

  • Simple Modify Headers - Extended

    Simple Modify Headers - Extended

    Rewrites HTTP request/response headers based on a rules table.

    Warren Bank

    209 users

  • OptiSearch

    OptiSearch

    Affichez les réponses ChatGPT, StackOverflow, Wikipedia, etc. à côté des résultats de recherche Google !

    OptiSearch

    205 users

  • Google-Youtube Search Fixer

    Google-Youtube Search Fixer

    Override the user-agent string presented to Google Search pages to receive the search experience shown to Chrome.

    csalaki

    203 users

  • Right Click

    Right Click

    A right-click menu is available for specific actions, and it works on Android as well.

    cuhela

    190 users

  • Inspector

    Inspector

    FOSS extension to read and inspect all cookies and local storage.

    MLOP

    188 users

  • Chrome Simulator

    Chrome Simulator

    给您的火狐浏览器戴上“面具”，让它在那些不支持火狐的网站上看起来像谷歌Chrome，从而使网页正常显示。

    Ariel

    179 users

  • Local Storage Manager

    Local Storage Manager

    Export and import local storage.

    YL

    177 users

  • ChatGPT - Auto RTL Checker

    ChatGPT - Auto RTL Checker

    افزونه فعلی دچار یک انقلاب شده است؛ اکنون به‌صورت سوپر گلوبال عمل می‌کند، متون فارسی را خودکارراستچین میکند . RTLChecker has been radically upgraded: it is now super global, automatically sets RTL for Persian text.

    Abolfazl Mousavi

    174 users

  • PinVault Pro – Pinterest Bulk Downloader

    PinVault Pro – Pinterest Bulk Downloader

    Professional Pinterest bulk downloader with AI auto-scroll, dual-interface sync, and smart vault organization for creators.

    Yogeshwar Kumar

    169 users

  • Febbox UI Token Grabber - willow

    Febbox UI Token Grabber - willow

    Gets the ui token cookie from febbox.com to use on willow

    Thingfoil

    169 users

  • Meme Magic Maker v3

    Meme Magic Maker v3

    This extension adds CORS headers to resources, expanding memesyndicate/zip's functionality while also improving overall website speed by removing the need for Flash Player and other bulky frameworks

    StevensNJD4

    165 users

  • Behind the Curtain

    Behind the Curtain

    A Firefox extension supposed to help you find the backend IP-Address of a website proxied by Cloudflare. Also allows you to gather a lot more information about the website, like querying info from crt.sh, Shodan and more.

    DAMcraft

    162 users

  • Bluesky - Cleanup Usernames

    Bluesky - Cleanup Usernames

    cleans all usernames of their extention on Bluesky

    Greendata

    158 users

  • Show-HTTP-Headers

    Show-HTTP-Headers

    Show HTTP headers in each tab.

    Warren Bank

    155 users

  • Stay for Browser

    Stay for Browser

    Userscript manager compatible with Tampermonkey, Violentmonkey. Dark mode for every website. Stay synched on Chrome/Safari/Firefox.

    Stay Browser

    151 users

  • CRX下载器

    CRX下载器

    CRX下载器，Chrome/Edge插件下载，可下载微软和谷歌扩展商店插件

    waahah

    149 users

  • Disable CSP and CORS

    Disable CSP and CORS

    Disables CSP and CORS for every website.

    nas927

    148 users