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11,299 extensions found in Web Development

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  • Easy SEO

    Easy SEO

    This addon check some basic SEO feaures for the current page. If you need to validate several pages from a website this addon can help you to review all pages in less time. Check for headings, images,links and the snippet is the basic SEO.

    Brad

    15 users

  • Link Counter

    Link Counter

    A simple extension that counts the number of links on the current page.

    Vision Tech Camps

    15 users

  • Rempl

    Rempl

    Rempl host for browser Developer Tools

    exdis

    15 users

  • GitHub Markdown Exporter

    GitHub Markdown Exporter

    Export GitHub issues and discussions to markdown format

    fefedu973

    15 users

  • WPlaceTools 26.08.2025

    WPlaceTools 26.08.2025

    Cross-browser extension

    Hakimjon3d

    15 users

  • WPTheme Plugin Detector

    WPTheme Plugin Detector

    WordPress Theme Detector can detect installed WordPress Themes and WordPress Plugins on the Website you are currently viewing.

    XIN88

    15 users

  • Render Whitespace on GitHub

    Render Whitespace on GitHub

    Renders spaces as · and tabs as → in all the code on GitHub.

    glebm

    15 users

  • 赛盒小助手

    赛盒小助手

    辅助客户完成相关的浏览器层面的操作

    irobotbox

    15 users

  • NetShadow Interceptor

    NetShadow Interceptor

    Intercept, modify and repeat web requests with a hacker-style interface.

    Sumalya Chatterjee

    15 users

  • Screen Reader Enhancer

    Screen Reader Enhancer

    Enhance the screen reader compatibility for better web accessibility.

    Tarra

    15 users

  • Stackoverflow HNQ Blocker

    Stackoverflow HNQ Blocker

    Blocks the Hot Network Questions panel on Stackoverflow.

    peabrainiac

    15 users

  • Github Gists

    Github Gists

    Search your Github Gists

    Matthew Jarvis

    15 users

  • Character Count

    Character Count

    Character Count Extension for Firefox - Word and Character Counter.

    Alphapik

    15 users

  • Unacademy Watermark Remover

    Unacademy Watermark Remover

    Remove annoying account watermark from Unacademy hosted videos

    Sahil Ahuwalia

    14 users

  • JSON[B] Viewer

    JSON[B] Viewer

    JSON[B] is a editor online web-based tool to view, edit, format, transform and diff JSON documents.

    Luewell

    14 users

  • Browser Windows Size

    Browser Windows Size

    If you want to get the width and height of your browser window, install this extension.

    Mehrshad Farzaneh

    14 users

  • Lookup - Website Profiler

    Lookup - Website Profiler

    Lookup is a lightweight browser extension that gives you instant, in-depth insights into any website you visit.

    Lookup

    14 users

  • ChatStash

    ChatStash

    Keep local backups of your ChatGPT, Claude, and Gemini conversations. Your AI chats, saved on your device.

    WhatPulse

    14 users

  • HLSify++

    HLSify++

    Native HLS playback for any HTML5 video element. Fork of HLSify with additional features and fixes.

    cyan-n1d3

    14 users

  • Lifetime Deal Alert for AppSumo & Dealify

    Lifetime Deal Alert for AppSumo & Dealify

    Get notifications of new lifetime deals from AppSumo, Dealify.com and more + Exclusive Freebies!

    Dealify

    14 users

  • GOV.UK Browser Extension

    GOV.UK Browser Extension

    Utility Extension for people working on GOV.UK

    GOV.UK Developers

    14 users

  • Markdown Collector

    Markdown Collector

    Easily capture web content as Markdown to provide context to AI assistants like ChatGPT, streamlining your research and coding workflow.

    Simon Benedict

    14 users

  • SEO Add-on: Doug Toolz

    SEO Add-on: Doug Toolz

    An SEO add on that shows Google cache dates, indexed pages, various meta tags, canonical tags, nofollow tags & much more. Displays alerts for detected issues. No logging in required and all the data is shown within the tool.

    d-projekts

    14 users

  • DevTools Prototyper

    DevTools Prototyper

    This add-on adds JS Fiddle style code prototyping to Firefox DevTools.

    Tim Nguyen

    14 users

  • PageCleaner – Make items disappear

    PageCleaner – Make items disappear

    Clean up web pages: hide ads, pop‑ups, cookie banners, distractions and any other element, site by site, with PageCleaner. Your web, your rules.

    Maxime

    14 users