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11,695 extensions found in Web Development

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  • Proxy Toggle

    Proxy Toggle

    Button to switch between system-set (off) and manually-set (on) proxy.

    Ben

    224 users

  • Image Map Editor

    Image Map Editor

    Check and editing the image maps inside the web page with magnifying glass.

    Heinz-Jürgen Boms

    224 users

  • Responsive View Simulator

    Responsive View Simulator

    Seamlessly test website appearance on various mobile devices with this handy extension. Preview the responsive design in real-time.

    Buy Bulk Weed

    224 users

  • NetSuite Field Explorer

    NetSuite Field Explorer

    Examine the fields in a Netsuite record (Firefox port of the Chrome extension by Michoel Chaikin)

    Zackery Bellerose

    223 users

  • Detector Whats Font

    Detector Whats Font

    You can find out the font of a web page very easily.

    macha

    223 users

  • Material Design Colors Picker

    Material Design Colors Picker

    Copy a Material Design Color in one click in either #HEX, HEX, RGB and RGBA format.

    Alexandre CIPOR

    222 users

  • Block Sign In With Google

    Block Sign In With Google

    Blocks the sign in with google popup

    zaporter

    222 users

  • JS Injector

    JS Injector

    Inject JavaScript custom code into every webpage (e.g. to help with debugging).

    Francesco De Stefano

    222 users

  • Text Spacing Editor

    Text Spacing Editor

    A tool for editing text spacing properties on web pages. WCAG conformance information included.

    Actum, s.r.o.

    221 users

  • InspectWP - WordPress Theme & Plugin Detector

    InspectWP - WordPress Theme & Plugin Detector

    InspectWP is a website and WordPress analysis tool which includes a WordPress theme and plugin detector.

    InspectWP

    221 users

  • phab-test-policy

    phab-test-policy

    Adds Testing Policy UI to Mozilla's Phabricator instance

    nchevobbe

    221 users

  • Copy Link/Tab Name and URL

    Copy Link/Tab Name and URL

    Copy the name and URL of a link or a Tab. 复制链接或标签页的名称和地址

    Ren Wei

    219 users

  • Palette Creator

    Palette Creator

    Creates a color palette from any image. Just right-click on the image and select the 'Palette Creator' option.

    Daniel Perez Alvarez

    218 users

  • Easy QR

    Easy QR

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

    iToolkit

    218 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

    218 users

  • The Hell is Connections Roblox

    The Hell is Connections Roblox

    Replaces 'Connections' with 'Friends' on any Roblox page

    thebonkeybruh

    218 users

  • HeaderMod

    HeaderMod

    Inject, update, edit, modify, override HTTP headers

    UtilsFactory

    218 users

  • Canvas Capture

    Canvas Capture

    Capture video from canvas elements

    Chase

    217 users

  • Draw.io MCP Extension

    Draw.io MCP Extension

    Draw.io MCP Extension providing services to Draw.io MCP Server

    Ladislav

    215 users

  • Link Analyzer

    Link Analyzer

    Analyze the status of the links in a complete webpage or in selected text.

    damufo

    213 users

  • Remove css from website

    Remove css from website

    Removes css from website. Remove inline styles, stylesheets, add custom styles.

    Michal Szczepanski

    212 users

  • JavaScript Switch

    JavaScript Switch

    This plugin provides a button which behaves like that, set `javascript.enabled`=`false` or `true` at `about:config` page..

    Novs Yama

    212 users

  • Page Text Editor

    Page Text Editor

    Easy access to editing the texts on any websites with a toggle!

    Raymond Hsu

    211 users

  • Chat Export

    Chat Export

    This extension allows you to export chat conversations from the LLM sites ChatGPT and Claude to Markdown, XML, JSON, and HTML.

    Jerren T

    211 users

  • かんたん文字数カウント

    かんたん文字数カウント

    選択したテキストの文字数を数えることができるFirefox アドオンです。 記事の文字数の確認や校正などにご活用ください。

    Masaki Wakatake

    211 users