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13,774 extensions found in Web Development

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  • Inspector Tools

    Inspector Tools

    Enable additional features for the Inspector tool by Ingenuiti.

    Roy

    1 user

  • Ports 1-1023

    Ports 1-1023

    A static offline reference of well-known ports (1-1023) in a searchable sidebar.

    Libor Benes (Dr. B)

    1 user

  • Tab Close on Escape

    Tab Close on Escape

    Closes the current tab when the Escape key is pressed

    citzseat

    1 user

  • Digital55 PlugIn-Gmail

    Digital55 PlugIn-Gmail

    Allows to select & send customized design email template from your gmail.

    Pspl

    1 user

  • Mahfuj Theme Converter

    Mahfuj Theme Converter

    Smooth, smart dark mode for every website. Automatically converts light backgrounds to deep, natural dark themes while preserving images and media.

    Mahfuj Ibn Mijan

    1 user

  • HTTP-TRACKER

    HTTP-TRACKER

    Inspect HTTP request headers, cookies, data, response Headers, cookies and add/modify request headers before sending requests

    hinh nhu

    1 user

  • Vinted Speedy Page Navigation

    Vinted Speedy Page Navigation

    Navigate Vinted catalog pages faster using Ctrl + Left / Right arrows.

    chihabgoku

    1 user

  • QQImageTools

    QQImageTools

    上传图片到QQ相册的同时获取图片链接

    wangbob

    1 user

  • Tracker Peek

    Tracker Peek

    See who's watching. Scans a page for third-party domains, flags known analytics and ad trackers, and gives the page a privacy grade — all computed locally from the resources it loaded.

    Dollops Flatter

    1 user

  • Copiar Nombre de Contacto

    Copiar Nombre de Contacto

    Esta extensión copia el nombre del contacto del chat abierto de WhatsApp.

    Tuty

    1 user

  • WindowSize Presets

    WindowSize Presets

    Resize the current Firefox window to saved dimensions, manage local window-size presets, and copy size reports.

    Mike767

    1 user

  • Blend In and Spoof Everything

    Blend In and Spoof Everything

    Pretend to be using only the most popular fonts, display, network API, and device properties. Always 100% battery, spoof video card, and more.

    BrowserPlugs

    1 user

  • Change Case by mr.lostov

    Change Case by mr.lostov

    Change Case by mr.lostov — A powerful extension for Firefox that allows you to instantly change the text case (UPPERCASE, lowercase, camelCase, snake_case, etc.) via hotkeys or the context menu. Supports custom ignore and correction lists.

    Manuchehr Jalolov

    1 user

  • patens

    patens

    Sends web context to your local AI database.

    Patens

    1 user

  • LCSC to KiCad Importer

    LCSC to KiCad Importer

    Import the LCSC/EasyEDA part on the current page into your local KiCad library.

    itsred

    1 user

  • My Tools

    My Tools

    Quick utilities for transportation management.

    My Utilities

  • Pulse

    Pulse

    A gentle hourly check-in that asks: are you producing or consuming? Stay intentional with your time.

    Vannyou TANG

    1 user

  • Kenteken, pls

    Kenteken, pls

    Gemakkelijk testen met kentekens, kies een categorie en kenteken, pls zal een willekeurig (actief) kenteken invoegen in het veld.

    Freek Post

    1 user

  • Генератор GUID

    Генератор GUID

    Генерирует уникальный идентификатор (GUID/UUID) и копирует его в буфер обмена.

    Владислав

    1 user

  • Dev to Hero

    Dev to Hero

    Color-codes JS docs by difficulty. 100% free, no account, no AI — runs entirely in your browser.

    Anthony YAMMINE

    1 user

  • Markdown Preview & Converter

    Markdown Preview & Converter

    Live markdown preview as you type. Open and read .md files, convert markdown to PDF and Word, and PDF, Word, HTML or JSON back to markdown. Everything runs locally in your browser - no account, no analytics, no network requests at all.

    Markdown Live Preview, MD Viewer & Converter

    1 user

  • EMS Medical Extension - 21JC

    EMS Medical Extension - 21JC

    Outil de productivité pour les EMS du serveur 21 Jump Click, automatisant la rédaction et la gestion des rapports médicaux.

    Axioneer

    1 user

  • roter

    roter

    Rotate the current webpage content in place.

    Cymbals

    1 user

  • Authin Mini Dashboard

    Authin Mini Dashboard

    The Authin Plugin enables seamless Single Sign-On (SSO) using Secure Web Authentication (SWA) for apps that don’t support federated login. It features a mini dashboard for auto-filling credentials, changing passwords and logging out from authin app

    Authin

    1 user

  • UA Shuffle

    UA Shuffle

    Randomize your browser’s User-Agent, set a specific string instantly, and edit your custom list anytime. Stay unique and bypass fingerprinting.

    dogwater

    1 user