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

Log in

11,968 extensions found in Web Development

Filter results
Search results
  • Auto Refresh Advanced

    Auto Refresh Advanced

    Advanced auto-refresh tool with random intervals, notifications, and more.

    yaagame

    5 users

  • Ruler Grid

    Ruler Grid

    Ultimate web design toolkit! Precision rulers, eyedropper, font scanner, and live page editing in one powerful tool. Measure distances, pick colors, and tweak any layout in real-time. Build pixel-perfect websites faster. Essential for dev and design.

    MDesign

  • Vim Compose

    Vim Compose

    Compose mail and other text on the web as markdown using vim.

    mbid

    5 users

  • Opengrapher

    Opengrapher

    Webextension to use opengrapher on firefox and on chrome Opengrapher scan the page to get opengraph metas and show it.

    lefuturiste

    5 users

  • showWindowSize

    showWindowSize

    Utility for displaying browser window size

    deni5n

    5 users

  • Fetch Pro

    Fetch Pro

    Make GET POST PUT DELETE requests and view JSON responses

    Olsen

  • PPChecker

    PPChecker

    Detects performance issues on page.

    Murphy

  • IP Locator Pro

    IP Locator Pro

    Look up the geolocation, ISP, ASN, and timezone of any IP address or domain. Plots the location on a mini world map.

    Winona

  • Page Performance Checker

    Page Performance Checker

    Detects performance issues on page.

    Murphy

  • Text Gradient

    Text Gradient

    Visual gradient text creator with angle and stop editor

    Malakai

  • Sokker JSON data exporter

    Sokker JSON data exporter

    This extension helps sokker.org authenticated users to get JSON data so it can be used to improve the management of your team.

    Ismail

    5 users

  • GitHub Tree View

    GitHub Tree View

    Provides folder structure view for code in GitHub.

    Github Tree View

    5 users

  • Open Tab Reloader (OTR)

    Open Tab Reloader (OTR)

    Open Tab Reloader (OTR) is an open-source add-on project designed for running on the Firefox web browser, allowing users to reload tabs with specific time-intervals automatically. GitHub URL: https://github.com/kokhong1995/open-tab-reloader

    Kok Hong

    5 users

  • Tachi Code

    Tachi Code

    A fully configurable lightweight code editor integrated right into your browser to supercharge your productivity!

    David Septimus

    5 users

  • JSONViewer

    JSONViewer

    测试开发中有时候服务器可能没有将content-type设置为application/json，使用本插件依旧可以显示格式化后的JSON字符串

    gscsdlz

    5 users

  • XHR Viewer

    XHR Viewer

    Catch XHR requests and display them in a popup.

    Olivier

    5 users

  • Cloudwatch Insights Colors

    Cloudwatch Insights Colors

    Parse color codes from logs in Amazon Cloudwatch Insights

    Firefox user 14054124

    5 users

  • Hitsteps Analytics

    Hitsteps Analytics

    Hitsteps Analytics is a powerful real time website visitor manager, it allow you to view and interact with your visitors in real time.

    Hitsteps

    5 users

  • Style Detector

    Style Detector

    A tool to inspect and change styles (color, font family, etc..) of any DOM element with one click..

    Haikel Fazzani

    5 users

  • Gifify – Smart GIF Viewer

    Gifify – Smart GIF Viewer

    Yorumlardaki GIF linklerini embed eden eklenti

    Can Şenbaş

    5 users

  • BrowserOffice :: Breakpoints

    BrowserOffice :: Breakpoints

    Define sets of breakpoints and display them in the corner of any site - highly customizable

    BrowserOffice

    5 users

  • Refined Bitbucket server

    Refined Bitbucket server

    Browser extension that simplifies and adds useful features to bitbucket server UI

    Joan Caron

    5 users

  • User-Agent Rotator Per Tab

    User-Agent Rotator Per Tab

    Randomly changes the user-agent for each new tab using a predefined list of iPhone user agents.

    Oaliur Rahman

    5 users

  • Reveal Password Field

    Reveal Password Field

    Adds a context menu option to reveal password fields.

    Brightery

    5 users

  • Achromafox

    Achromafox

    Achromafox is an AchromaJS-based tool to simulate different conditions of eye vision.

    Hendrik

    5 users