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14,418 extensions found in Web Development

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  • ByteStash Category Browser

    ByteStash Category Browser

    Shows a category panel for ByteStash snippets.

    value1337

    1 user

  • Reddit Thread to ChatGPT

    Reddit Thread to ChatGPT

    Adds a floating button on Reddit threads that sends visible posts and comments to ChatGPT for quick AI analysis.

    Vedant

    1 user

  • Text Highlighter 1

    Text Highlighter 1

    Highlight text on webpages with different colors

    Web3world

    1 user

  • Burning Ad 2025

    Burning Ad 2025

    [Very Fast Version] Sasuke uses Fire Style to burn YouTube ads before they even appear.

    Bendy

    1 user

  • Formaster

    Formaster

    Point-and-click form filling for testing and demos. Map any input on a page, then fill it with realistic fake data (Brazilian or US names, addresses, phones, passwords, credit cards) or your own JavaScript generator.

    Lu4nScr1pt1ng

    1 user

  • SimpleNotes.cc Extension

    SimpleNotes.cc Extension

    SimpleNotes.cc Extension - Create, edit and organize notes anytime, anywhere. Cloud note app with API v2, Desktop and Android support.

    SimpleExtensions

    1 user

  • Email Extractor

    Email Extractor

    Select any element on a page and get email-safe inline HTML with table layouts, ready to paste into your email tool.

    Eric

    1 user

  • VerifyCT

    VerifyCT

    VerifyCT - Certificate Transparency Verifier. This is an experimental, work in progress extension trying to bring Certificate Transparency support to Firefox.

    janspambox

    1 user

  • CSS Hunter PRO

    CSS Hunter PRO

    Inspecione e copie CSS. Versão com atalhos e modo PRO.

    Wagner Vielmond

    1 user

  • LumaShade

    LumaShade

    Create comfortable webpage lighting with brightness, warmth, presets, and per-site settings—even in fullscreen.

    Jakoby

    1 user

  • Inspector Tools

    Inspector Tools

    Enable additional features for the Inspector tool by Ingenuiti.

    Roy

    1 user

  • Cache Captain

    Cache Captain

    Monitor HTTP cache headers (fastcgi-cache, x-cache, cf-cache-status) as a colour-coded badge; clear browser cache in one click.

    WPNET.NZ

    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

  • Digital55 PlugIn-Gmail

    Digital55 PlugIn-Gmail

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

    Pspl

    1 user

  • Tab Close on Escape

    Tab Close on Escape

    Closes the current tab when the Escape key is pressed

    citzseat

    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

  • WindowSize Presets

    WindowSize Presets

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

    Mike767

    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

  • Vinted Speedy Page Navigation

    Vinted Speedy Page Navigation

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

    chihabgoku

    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

  • 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

  • My Tools

    My Tools

    Quick utilities for transportation management.

    My Utilities

    1 user

  • Build Link Plain

    Build Link Plain

    Build a plain link from the selected text or the current page's title.

    sanemat

    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