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

Log in

11,676 extensions found in Web Development

Filter results
Search results
  • Typeform Contentful links

    Typeform Contentful links

    Adds links to Typeform.com to take you directly to an entry on Contentful.com

    George Gillams

    1 user

  • DiskPass

    DiskPass

    Generate strong passwords with meaningful words.

    Floating Cafe

    1 user

  • LocalConfig

    LocalConfig

    显示本地信息

    小潘

    1 user

  • BG Image Outliner

    BG Image Outliner

    Introducing "BG Image Outliner," the ultimate Firefox addon for web designers and developers. With this powerful tool, effortlessly identify and outline background images on any webpage with just a click. Whether you're analyzing website layouts

    QH88

    1 user

  • Table Changer

    Table Changer

    Changes content in (P)lay(S)tation

    lol

    1 user

  • BreakTimeExtended

    BreakTimeExtended

    Run Brick Breaker (aka Breakout) inside your Google and Outlook Calendars!

    BreakTimeExtended

    1 user

  • Show Element Tag Names

    Show Element Tag Names

    "Show Element Tag Names" is a Firefox addon that provides a convenient way to display the tag names of elements on web pages. With this addon, users can easily identify the HTML tags associated with different elements on a webpage

    SV388

    1 user

  • Campus Switcher for Kiron

    Campus Switcher for Kiron

    Bidirectional switcher between Kiron Campus and Backend - Switch seamlessly between live pages and their backend counterparts

    NELE product management

    1 user

  • Last.fm Enhancer

    Last.fm Enhancer

    Enhance your Last.fm browsing experience with this customizable extension.

    k8cc

    1 user

  • Color Hunter

    Color Hunter

    Pick colors from any tab with a precise magnifier. Save history, favorites, and copy instantly to HEX/RGB/HSL. Keyboard support included.

    YazeDev

    1 user

  • Cloudtoc.pt

    Cloudtoc.pt

    Extension needed in order to the Cloudtoc.pt web app to work correctly.

    João Rodrigues

    1 user

  • PlotNerd Companion

    PlotNerd Companion

    One-click analysis of data on any webpage. Send numbers directly to plotnerd.com for instant box plots and statistical summaries.

    paradox

    1 user

  • AI Sanitizer

    AI Sanitizer

    Enhances privacy by sanitizing sensitive data in AI chat interfaces like ChatGPT, Claude, Gemini, and Copilot before submission.

    Wes

    1 user

  • Safari Vibe Ultimate

    Safari Vibe Ultimate

    极简、Safari风格的Firefox新标签页。

    kiri

    1 user

  • PDF Clipper

    PDF Clipper

    This extension Allows quick conversion for any file to PDF from the task bar icon. A new tab will show a background image.

    PdfClipper

    1 user

  • Webhook Notifier

    Webhook Notifier

    特定のドメインにアクセスした際にWebhookに通知を送ります。

    aki_lua87

    1 user

  • Azure changelog

    Azure changelog

    A firefox extension that gather selected tasks from Azure DevOps to generate a beautiful changelog.

    Moee

    1 user

  • PAGESPEEDPLUS

    PAGESPEEDPLUS

    Получение развернутых рекомендаций от Google Pagespeed и добавление возможности их скачивания одним файлом.

    Alexander Pomozov

    1 user

  • Browser JS Error Icon

    Browser JS Error Icon

    Little icon to remind you that something gone wrong on the current tab.

    c4software

    1 user

  • spFilterWebContent

    spFilterWebContent

    watch and block webrequests of the browser

    terriskator

    1 user

  • TheOpenRoad Secure Connection

    TheOpenRoad Secure Connection

    Securely access TheOpenRoad employee services.

    TheOpenRoad

    1 user

  • Search → GitHub Tracker

    Search → GitHub Tracker

    Automatically tracks your search engine queries and stores them locally for your personal review and analysis.

    Velox Nova

    1 user

  • Image Dimension Outliner

    Image Dimension Outliner

    The "Image Dimension Outliner" Firefox addon offers a streamlined solution for quickly identifying image dimensions while browsing. With a simple click, it overlays a clear outline on images, displaying their width and height dimensions.

    V9BET

    1 user

  • CodePen Adblocker

    CodePen Adblocker

    Removes the ads from CodePen free plan accounts. 🚀

    Felix Häberle

    1 user

  • Matomo Injector

    Matomo Injector

    Try out Matomo without modifying the existing website

    Lukas Winkler

    1 user