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8,017 extensions found in Web Development

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  • Who is Hosting this Website?

    Who is Hosting this Website?

    Who is Hosting This Website is a free Add-on service for telling you- where websites are being hosted. "Who is Hosting this Website?" will also determine and display the IP address, DNS records and domain name ownership information (Whois Records).

    Jason Pat

    393 users

  • Open iFrame

    Open iFrame

    Adds context menu items to open a frame (or iframe) in the current tab, a new tab, new window, or incognito window.

    iN4sser

    393 users

  • MobX Developer Tools

    MobX Developer Tools

    Dev-tools for MobX and React. Use this extension to debug pages containing MobX 3.1.15 or higher (https://mobx.js.org/) For more information, please refer to https://github.com/andykog/mobx-devtools/blob/master/README.md

    Andrii Kogut

    390 users

  • HTTP Status Code

    HTTP Status Code

    Shows HTTP response status code as a badge icon in the toolbar.

    Ahmad Samiei

    390 users

  • NsLookup — Find DNS Records

    NsLookup — Find DNS Records

    A simple and powerful tool for querying DNS records.

    Ruurtjan Pul

    389 users

  • Vidoo

    Vidoo

    Change the speed of medias, adjust video filters, skip Ads automatically, flip videos horizontally or vertically, rotate, etc. Adjustable filter parameters: brightness, contrast, saturation, etc.

    Geraked

    383 users

  • Mobile View Tester

    Mobile View Tester

    User can test the look of a website on different mobile devices

    TheWebDev

    380 users

  • RemoveYouTubePause

    RemoveYouTubePause

    Remove the 'Video paused. Continue watching?' message on YouTube, allowing for a seamless video and audio experience without interruptions, on Firefox for both desktop and mobile.

    DevTiagoCruz

    379 users

  • Headers

    Headers

    Take control of your web requests with the Headers extension for Firefox! This powerful tool allows you to effortlessly add, modify, or remove HTTP headers for any website you visit, giving you enhanced privacy, security, and customization options.

    Kuba Zygmunt

    378 users

  • GitHub Gloc

    GitHub Gloc

    Сounts lines of code on GitHub

    Kas Elvirov

    377 users

  • ViewGrip: For YouTube

    ViewGrip: For YouTube

    We will help you get more YouTube views, subscribers, likes and comments organically.

    ViewGrip

    376 users

  • Text Editor

    Text Editor

    A free, highly customizable text and code editor for your browser.

    Sevina

    375 users

  • Твич 1080 | Вернуть 1080 на Twitch (не ВПН)

    Твич 1080 | Вернуть 1080 на Twitch (не ВПН)

    Не используем ВПН как аналоги. Единственное решение без впн. Расширение для твича 1080 качество 1080 на Twitch в России.

    STREAM KEY

    374 users

  • Open in Brave Browser

    Open in Brave Browser

    Open current page, link, or all tabs in the Brave browser

    Brian

    372 users

  • PlantUML Visualizer

    PlantUML Visualizer

    A Chrome / Firefox extension for visualizing PlantUML descriptions.

    WillBooster Inc.

    371 users

  • ARIA DevTools

    ARIA DevTools

    Easily spot missing ARIA labels, misused ARIA roles, and incomplete keyboard support in your web applications.

    Mateusz Zieliński

    371 users

  • Cookie Editor - Extended

    Cookie Editor - Extended

    Simple yet powerful Cookie Editor that allow you to quickly create, edit and delete cookies without leaving your tab.

    Warren Bank

    371 users

  • Quicker Connector

    Quicker Connector

    Quicker软件的浏览器扩展。 让使用者可以通过Quicker动作控制浏览器或网页，实现自动化，提升工作效率。

    cuiliang

    370 users

  • Atom File Icons Web

    Atom File Icons Web

    Changes GitHub and BitBucket file icons according to their extension or framework

    Mallowigi

    369 users

  • HybridTvViewer

    HybridTvViewer

    With this add-on, your browser will not download HbbTV/CE-HTML/BML/OHTV web pages (i.e. iTV applications) but will provide a simulator enabling underneath technological features (OIPF,DVB,...)

    Karl

    369 users

  • IEability - Open in IE

    IEability - Open in IE

    Runs Internet Explorer (IE) in Firefox with IE Tab mode, supporting legacy websites, Java, ActiveX, Flash and enterprise systems.

    Thienhabet

    368 users

  • TwineHacker

    TwineHacker

    Allows you to change font/style; also adds cheats

    biah

    368 users

  • SWR DevTools

    SWR DevTools

    A DevTool for SWR

    koba04

    367 users

  • GPSDetect

    GPSDetect

    Detects GPS EXIF information in loaded JPEGs automatically

    Allan Wirth

    365 users

  • Element-Hider

    Element-Hider

    Pressing control and shift keys, double click away any element you want to hide. Control + shift + z to undo.

    David Stevens

    363 users