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13,773 extensions found in Web Development

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  • SQL Reference

    SQL Reference

    A Firefox Sidebar with 145+ SQL commands, subcommands, and syntax examples for ANSI, MySQL, PostgreSQL, and Oracle DBMS.

    Libor Benes (Dr. B)

    12 users

  • Analyse du balisage Schema

    Analyse du balisage Schema

    Analyse du balisage Schema by NDW est une extension Firefox conçue pour détecter et comprendre les balises Schema.org sur les pages web, idéale pour les consultants SEO, développeurs et créateurs de contenu.

    MELWYNN RODRIGUEZ

    12 users

  • Frias Markdown Reader

    Frias Markdown Reader

    A Firefox extension to render Markdown files using Marked.js.

    fria

    12 users

  • Tab Title Renamer

    Tab Title Renamer

    Instantly rename any browser tab title. Changes persist across page refreshes.

    Farman Ashfaq

    12 users

  • Force RTL2

    Force RTL2

    يجبر الصفحات على العرض من اليمين إلى اليسار.

    miloud

    12 users

  • Accept Language Switcher

    Accept Language Switcher

    A webextension which allows to change the Accept-Language header. The purpose is to quickly change the header in order to test a website against multiple languages.

    Firefox user 14376499

    12 users

  • Highlight nofollow Links SEO

    Highlight nofollow Links SEO

    Toggle highlighting on nofollow links. No need to use the Inspector or View Page Source.

    Joel Lombardo

    12 users

  • Signstr: A Nostr Signer for your Browser

    Signstr: A Nostr Signer for your Browser

    Fork of Alby's lightning browser extension modified to work without logging in, specifically for signing nostr events.

    Abhay

    12 users

  • Rempl

    Rempl

    Rempl host for browser Developer Tools

    exdis

    12 users

  • Rota PJE

    Rota PJE

    Roteiro Operacional de Tarefas e Aprendizado no PJE.

    MinducaGS

    12 users

  • Anchor Selector

    Anchor Selector

    To change URL hash, Click icon and select anchor element has id attribute.

    bgpat

    12 users

  • Export HTML Table to JSON/CSV

    Export HTML Table to JSON/CSV

    Instantly export HTML tables from any webpage into JSON or CSV formats.

    Michel Leonard

    12 users

  • Cookie & Storage Toolkit

    Cookie & Storage Toolkit

    Manage cookies, localStorage, and sessionStorage with import, export, editing, migration, and encrypted cookie files.

    Hadesker

    12 users

  • Elementor Rocket

    Elementor Rocket

    Por WP Universe (www.wpuniverse.com.br) Facilite e agilize o processo de criação de sites e Landing Pages no Elementor.

    Frison Digital

    12 users

  • HTML Table Exporter

    HTML Table Exporter

    Export web tables to Excel, CSV, JSON or SQL in one click. Cleans numbers, dates, booleans. 100% local. No telemetry.

    GauchoGrid

    12 users

  • AWS Colorize

    AWS Colorize

    AWS Colorize allows you to choose a name and color to represent the AWS accounts you log into. This is useful when you have different environments deployed to different AWS accounts.

    Derek Pavao

    12 users

  • Force English Websites

    Force English Websites

    Force all websites to open in English, including by redirecting and overriding cookies.

    Sukhi

    12 users

  • Conversor de Texto

    Conversor de Texto

    Converte textos para maiúsculo, minúsculo e conta o número de palavras. #addonshackday #MozActivate17

    Luis Fernando Mangia

    12 users

  • Dynamic Domain Redirector

    Dynamic Domain Redirector

    Dynamic Domain Redirector allows you to automatically redirect one domain to another while keeping the rest of the URL intact. This is useful when websites change their domain name or move to a different TLD.

    Sajeeva SA

    12 users

  • TabGenius

    TabGenius

    Enhanced tab manager with search, grouping, and quick navigation

    S Victor Kumar

    12 users

  • Pgscode.id Cookie Export

    Pgscode.id Cookie Export

    Ekstensi untuk mengekspor cookie Google ke clipboard

    Somone

    12 users

  • MDN Search 2026: Web & Extension Developers' Bible

    MDN Search 2026: Web & Extension Developers' Bible

    Set MDN as your default engine for instant access to 11,000+ verified web docs. Use AI Help for real-time coding solutions and technical preservation through 2026. The world’s most trusted library for HTML, CSS, and JS—search like a pro today!

    Handmade Internet Treasures

    12 users

  • Beagle Security Web Assessment

    Beagle Security Web Assessment

    Find surface level vulnerabilities in your web applications. Run a free website security assessment and gain a preliminary understanding of your application’s security posture.

    Beagle Security

    12 users

  • Claude Voyager

    Claude Voyager

    Productivity toolkit for claude.ai adds timeline navigation, chat folders, a prompt library, export options, adjustable chat width, tab title sync, and formula copy directly into the Claude interface.

    Cheswick

    12 users

  • GitHub Release Downloads

    GitHub Release Downloads

    This extension displays the number of downloads GitHub releases have on the releases page.

    Addshore

    12 users