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13,391 extensions found in Web Development

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  • Native MPEG-Dash + HLS Playback

    Native MPEG-Dash + HLS Playback

    Allow the browser to play HLS (m3u8) or MPEG-Dash (mpd) video urls 'natively'. This is a fork of Native HLS with additional features. Click on any m3u8 or mpd link inside Firefox to play it directly in a new tab

    David Cavar

    4,872 users

  • retire.js

    retire.js

    Scanning website for vulnerable js libraries.

    Francesco De Stefano

    4,858 users

  • Google Analytics Opt-out

    Google Analytics Opt-out

    Prevents the Google Analytics and Tag Manager's JavaScript APIs from collecting data and recording the user

    emano waldeck

    4,815 users

  • Ahrefs SEO Toolbar

    Ahrefs SEO Toolbar

    Save hours with a complete toolkit in one SEO extension. Insights for on-page, keyword research, and link analysis on any webpage.

    Ahrefs

    4,753 users

  • View Page Source

    View Page Source

    View the source code of a page with the click of a button.

    Jeurissen Apps

    4,713 users

  • Copy Selected Links

    Copy Selected Links

    Right-click selected text to copy the URL of any links it contains.

    Marnes

    4,645 users

  • WhatRuns

    WhatRuns

    Discover what runs a website - This Firefox extension helps you identify technologies used on any website at the click of a button.

    Whatruns

    4,598 users

  • Open in Google Chrome Browser

    Open in Google Chrome Browser

    Open current page or link in Chrome browser

    Andy Portmen

    4,584 users

  • View Image Info Reborn

    View Image Info Reborn

    Display info for the current image in a new window, new tab, or overlaid on the image. Convert WEBP images to PNG or JPEG. Send an image URL to TinEye for reverse image search. "View image..." in same tab? Check the screenshots for all the options.

    jscher2000

    4,548 users

  • Vercel

    Vercel

    Use the Vercel Toolbar on production deployments

    Vercel

    4,518 users

  • Mouse Gesture Events

    Mouse Gesture Events

    Control your browser faster and easier with gestures using mouse movement.

    Simpler

    4,486 users

  • Right-Click Borescope

    Right-Click Borescope

    List all images under your cursor, even ones hidden by other elements

    Blackle Mori

    4,469 users

  • FindSomething

    FindSomething

    Find interesting things in the webpage's source code or JavaScript

    residual.laugh

    4,433 users

  • SVG Gobbler

    SVG Gobbler

    Open source browser extension for finding, editing, exporting, optimizing, and managing SVG content.

    Ross Moody

    4,429 users

  • ТУБЕРНЕТ - Доступ к любимым сервисам

    ТУБЕРНЕТ - Доступ к любимым сервисам

    ТУБЕРNET - VPN и прокси для YouTube, ChatGPT, Claude, Gemini, Instagram, Facebook, X, Discord, Threads, RuTracker, Rutor, Roblox, Telegram, WhatsApp, Spotify, Snapchat, Ficbook, Proton, Ютуб, Инстаграм, Фейсбук, Дискорд

    DevFusion

    4,305 users

  • Elasticvue

    Elasticvue

    Elasticvue is a free and simple elasticsearch gui for your browser

    Carsten König

    4,221 users

  • Page Screenshot

    Page Screenshot

    Take a screenshot from the entire website with just one click.

    Bernard

    4,170 users

  • Google Analytics Blocker

    Google Analytics Blocker

    Block Google Analytics in any website. If you are a developer and you do not want to watch your own visits on your page or you are just a web user that you do not want pages analyse you, this extension is for you.

    David Población

    4,130 users

  • ColorFish 🐠 Color Picker

    ColorFish 🐠 Color Picker

    Open-Source Color Picker for Websites and Desktop Apps. With ColorFish you can get a color reading from any point in your browser and desktop. ColorFish is the only eyedropper browser extension with desktop color selection support.

    Ocr.Space (Free OCR API)

    4,113 users

  • Vue.js Devtools v6 (legacy)

    Vue.js Devtools v6 (legacy)

    Browser DevTools extension for debugging Vue.js applications. This is the legacy version of Vue Devtools (v6) for Vue 2 compatibility.

    Vue.js

    4,034 users

  • SVG Export

    SVG Export

    Download SVGs from websites as SVGs, PNGs or JPEGs

    delanebob

    4,010 users

  • Random User-Agent (Switcher)

    Random User-Agent (Switcher)

    Automatically change the user agent after a specified period of time to a randomly selected one, thus hiding your real user agent

    Paramtamtam

    4,004 users

  • Salesforce Inspector Reloaded

    Salesforce Inspector Reloaded

    Productivity tools for Salesforce administrators and developers to inspect data and metadata directly from the Salesforce UI.

    Thomas Prouvot

    3,877 users

  • HackBar

    HackBar

    A HackBar for new firefox (Firefox Quantum). This addon is written in webextension and alternatives to the XUL version of original Hackbar. Press F12 to use HackBar

    SecuriTeam

    3,854 users

  • WCAG Contrast checker

    WCAG Contrast checker

    Checks for compliance with the contrast levels of foreground and background colors combination based on the requirements of WCAG 2.2

    Rumoroso

    3,736 users