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12,527 extensions found in Web Development

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  • Block HTTP

    Block HTTP

    Block HTTP Access Notice: This add-on is no longer in development. Please use Firefox's HTTPS-Only mode.

    ^2

    8 users

  • Fireclaw - Scrape to MD / JSON (Firecrawl)

    Fireclaw - Scrape to MD / JSON (Firecrawl)

    Quickly scrape or crawl websites with Firecrawl. Extract content as Markdown, HTML, JSON, or other formats with a single click.

    Kifah M

    8 users

  • TabCounter

    TabCounter

    Simple tab counter. See how many tabs you have open and manage them easily.

    riony

    8 users

  • Time Machine

    Time Machine

    An extension to slow down or speed up your browser.

    TheLazyCat

    8 users

  • Purity

    Purity

    Remove right-click blockers, copy paste blockers, or any blockers you want to remove.

    Helloyunho

    8 users

  • Virtual Hosts (fork)

    Virtual Hosts (fork)

    Apply a virtual hosts file for development purposes.

    Anon

    8 users

  • Hexa - color picker

    Hexa - color picker

    Pick any color from the screen and copy it in multiple formats.

    Davide Cairoli

    8 users

  • CookiePeek

    CookiePeek

    View, decode, edit, and export cookies in one click. JWT decode, anti-detect ready export, zero telemetry.

    301.st

    8 users

  • Mutation Events Polyfill

    Mutation Events Polyfill

    Polyfills deprecated Mutation Events (DOMNodeInserted, DOMSubtreeModified, etc.) using MutationObserver, ensuring compatibility for sites that rely on these events after their removal in Chrome 127+ and future Firefox versions.

    Norvyll

    8 users

  • Decode URL by Click

    Decode URL by Click

    Copy URL, Click Icon!

    Roeniss Moon

    7 users

  • AIbolit

    AIbolit

    Detects invisible characters, Unicode artifacts and suspicious text. No more AI leaks.

    Oleg

    7 users

  • Browser Extension Icon Generator By Coditude

    Browser Extension Icon Generator By Coditude

    This is a simple tool to generate icons for Firefox Extensions

    Hrishikesh Kale

    7 users

  • FoxyQL

    FoxyQL

    Firefox extension for the GraphiQL tool

    Milo Xeon

    7 users

  • OpenBots Web Automation

    OpenBots Web Automation

    OpenBots extension for browser communication

    OpenBots Dev

    7 users

  • simple-header-changer

    simple-header-changer

    simple header changer setting in json

    Firefox user 13526136

    7 users

  • B & S For KEY

    B & S For KEY

    A lightweight and practical add-on that adds quick action buttons to web pages for faster form interactions.

    Mehdi

    7 users

  • Jira Boards Suite by Sngular

    Jira Boards Suite by Sngular

    Augment Jira boards with Kanban Combined WIP and Card Colors for Jira Boards, two separate Atlassian Marketplace apps by Sngular.

    MrAddon

    7 users

  • Abdal Clean Google Links

    Abdal Clean Google Links

    Removes Google tracking parameters from search result links.

    Prof.Shafiei

    7 users

  • Unicode Character Picker

    Unicode Character Picker

    A quick and easy way to find and insert special Unicode characters.

    Melker

    7 users

  • Auto Tab Freezer

    Auto Tab Freezer

    Freeze background tabs to optimize browser performance.

    Mcgowan

    7 users

  • Simple Google PageSpeed Insights

    Simple Google PageSpeed Insights

    This add-on shows the Google PageSpeed score of the current page with a single click.

    Labor 77

    7 users

  • QR Code

    QR Code

    Generate a QR code for the active tab's URL.

    Theo

    7 users

  • WebWidgetizer

    WebWidgetizer

    Web Widgetizer is an extension for Firefox browsers designed to enhance your browsing experience through pop-up windows, providing handy tools for managing and accessing your favorite links. Extension opens specific links in a dedicated popup tab.

    MuxBH28

    7 users

  • Android App Downloader

    Android App Downloader

    Download every app from Play Store. Direct download from the Google Play Store with some advanced customization options.

    Cristiano Ronaldo

    7 users

  • Crossref DOI Accessibility Tool

    Crossref DOI Accessibility Tool

    Enhances Crossref DOI links for better accessibility with screen readers, providing meaningful link text without altering the visual experience for sighted users.

    Patrick Vale

    7 users