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

Log in

8,879 extensions found in Web Development

Filter results
Search results
  • GitHub Release Downloads

    GitHub Release Downloads

    This extension displays the number of downloads GitHub releases have on the releases page.

    Addshore

    9 users

  • AWS Login Helper

    AWS Login Helper

    Streamline your AWS login experience with AWS Login Helper. Log in once to AWS IAM Identity Center (IIC), SSO, or AWS Apps, and access multiple AWS accounts and roles using Firefox containers in new tabs or windows.

    penchala services inc

    9 users

  • WhatsTheTech

    WhatsTheTech

    An addon for web browser to identify the technology, such as WebServer, JavaScript Library, WebAPI and WebFramework, used by websites.

    JasonBian

    9 users

  • BGP.tools Search

    BGP.tools Search

    Adds a context menu option to search a selected ASN or IP address with BGP.tools

    Nicholis du Toit

    9 users

  • Node.js Highlighter

    Node.js Highlighter

    Highlights instances of 'Node.js' on the current website

    79king

    9 users

  • Simple Redirect

    Simple Redirect

    Simply redirect all requests from one url to another.

    Antiquete

    9 users

  • Tools

    Tools

    Joker.Tools Toolbox for Firefox with 50+ Tools

    klaetke

    9 users

  • Visily - Screenshot Capture & Design

    Visily - Screenshot Capture & Design

    Easily capture app and website screenshots and turn them into fully editable wireframes in Visily.

    Visily

    9 users

  • WSSE Generator

    WSSE Generator

    A WSSE Header Generator

    Wesley Berrêdo

    8 users

  • Watermark Pages

    Watermark Pages

    Inject a watermark into pages while browsing.

    tommilligan

    8 users

  • Bookmarkify - Bookmark Manager

    Bookmarkify - Bookmark Manager

    Bookmark Manager for Designers - No more juggling 10 tabs, find all your web design inspiration in one bookmarking manager place

    Bookmarkify

    8 users

  • Copy Link Title

    Copy Link Title

    Copy the title attribute of links.

    MiLaN

    8 users

  • XHProf helper for Firefox

    XHProf helper for Firefox

    Easy profiling for XHProf

    Michiel Roos

    8 users

  • Snapshot Capture

    Snapshot Capture

    With the snapshot capture extension, you can take snapshots of pages for analysis in Tealeaf and Connect.

    Tealeaf by Acoustic

    8 users

  • Kanban Combined WIP PRO for Jira Cloud

    Kanban Combined WIP PRO for Jira Cloud

    Now with the Kanban Combined WIP App for Jira Cloud you can improve your Kanban boards in a very simple way, combining columns and WIPS, adding color and wallpaper to your board, in addition to WIPS by swimlane. It will allow you to zoom, scroll

    MrAddon

    8 users

  • HTML Comments

    HTML Comments

    Lists the HTML comments of a web page.

    Rajkumar

    8 users

  • Web Defuser

    Web Defuser

    Userscripts/styles on steroids. Keep YouTube or Instagram playing in the background, remove annoying nagging popups, add dark mode to websites, increase video volume past 100% and more!

    Gear

    8 users

  • Simple Tab Groups

    Simple Tab Groups

    Create and manage themed tab groups easily.

    simple-tab-groups

    8 users

  • Custom Sourcemaps

    Custom Sourcemaps

    Define custom source maps for javascript files.

    wartmanm

    8 users

  • LeetBoost: AutoCompleteLeetCode

    LeetBoost: AutoCompleteLeetCode

    Provides context-unaware intellisense for LeetCode code editor. Allows users to make custom code snippets.

    fillabusta420

    8 users

  • MergEase

    MergEase

    Boosts your code reviews by improving the GitHub pull request interface.

    MergEase

    8 users

  • Razoscan by Razorfish.fr

    Razoscan by Razorfish.fr

    Allow user to calculate ecoIndex of given page.

    ltonin

    8 users

  • Content Scaler

    Content Scaler

    When you check HTML content which sets fixed viewport, this extension scales the content automatically. So you do not need to move horizontal scroll bar.

    Hossshy

    8 users

  • GitOwl (UNOFFICIAL)

    GitOwl (UNOFFICIAL)

    An unofficial port of GitOwl for firefox. GitOwl provides a sidebar with contextual insights to help you navigate the world of open source.

    dude-with-the-long-username

    8 users

  • BugBug Automation Testing

    BugBug Automation Testing

    Automate your website testing without code. An easy alternative to Selenium, Cypress and Katalon.

    Giới thiệu GEN88

    8 users