To use these add-ons, you'll need to download Firefox.

Log in

14,382 extensions found in Web Development

Filter results
Search results
  • Website Branding Tool

    Website Branding Tool

    Override website branding with your own logos.

    Evelyn

    1 user

  • Custom Style Lab

    Custom Style Lab

    A per-site stylesheet editor that validates braces and strips unsafe rules.

    Timothy Sanders

    1 user

  • Last Session Viewer

    Last Session Viewer

    View and restore your last saved session.

    Alexia Morrison

    1 user

  • Auto Tab Refresher (NDC)

    Auto Tab Refresher (NDC)

    No Data Collection! Auto refresh the current tab at a custom interval.

    Tintamar

    1 user

  • Localhost navigation

    Localhost navigation

    Naviagte to localhost without mouse

    thefancyostrich

    1 user

  • TruboRank Page Check

    TruboRank Page Check

    Run a quick on-page Instantly analyze the AI visibility and on-page readiness of any website.AI visibility check without using any API.

    ALI

    1 user

  • View Commit Message for Bitbucket Server

    View Commit Message for Bitbucket Server

    Adds the missing functionality to show the commit message in a pull request page when viewing a single commit in Bitbucket Server.

    Weston Renoud

    1 user

  • Polysh - AI Prompt Refiner

    Polysh - AI Prompt Refiner

    Instantly refine prompts inside Claude, ChatGPT, Gemini and more using custom instructions, local models, or premium APIs.

    Lucifer_1657

    1 user

  • Monaco Vim Keys

    Monaco Vim Keys

    Vim key bindings and relative line numbers for Monaco-based coding practice sites (LeetGPU, LeetCode, LeetCode China, HackerRank, LintCode), with per-site toggles and a floating NORMAL/INSERT/VISUAL mode indicator.

    Jim

    1 user

  • Email Manager

    Email Manager

    Manage and track emails from multiple accounts.

    Landon Payne

    1 user

  • Assembly Cast Subtitle Saver

    Assembly Cast Subtitle Saver

    국회인터넷의사중계시스템에서 AI자막을 저장하고 관리하는 확장 기능입니다. 자막 검색, 중요 표시, 자동 저장 기능을 제공합니다.

    dongnesuper

    1 user

  • Oficialni oceneni

    Oficialni oceneni

    Oficialni oceneni - overlay s cenou vozidla. Rychlé online vrácení ceny vozidla

    inPojištění, s.r.o.

    1 user

  • Tracker Scan

    Tracker Scan

    Reveal a website's hidden third parties. It inspects every resource a page loads, separates first-party from third-party domains, highlights known trackers, and rates the page's privacy from A to F.

    Dollops Flatter

    1 user

  • ColorPalette

    ColorPalette

    Simple color palette generator. Generate random color palettes with hex codes.

    patient

    1 user

  • ModWe

    ModWe

    Modify websites using custom CSS and JS snippets. Usefull for Developers, you can add Pages for which you can write CSS and JS snippets wich will be injected into them. All of them are custom writen by you on the Options page.

    Tomáš Chylý

    1 user

  • Zoho Network Inspector

    Zoho Network Inspector

    A Firefox extension to inspect Zoho inbox network requests.

    Vikalp

    1 user

  • Color Changer blue

    Color Changer blue

    Change webpage background colors randomly

    Bidget

    1 user

  • Google Ads COP to USD

    Google Ads COP to USD

    Addon replaces COP currencies with USD at Google Ads.

    Viacheslav

    1 user

  • DevTools StackProbe

    DevTools StackProbe

    Deterministic DevTools companion: console triage, error translation, DOM/CSS doctor, framework component trees and more.

    DevManchego

    1 user

  • Quasar Developer Tools Pro

    Quasar Developer Tools Pro

    Famous Developer Tools in your Browser Extension

    BL555

    1 user

  • CookieMimic

    CookieMimic

    Mimics the behavior, clone or remove, of cookies in a domain to another

    jesusnoseq

    1 user

  • Full Page Shot – Stitch & Save PNG

    Full Page Shot – Stitch & Save PNG

    Chụp ảnh toàn trang (cuộn & ghép) hoặc vùng hiển thị. Có popup & menu chuột phải.

    f168dluknet

    1 user

  • Borderify

    Borderify

    Adds a solid blue border to all webpages of tarcisomesquita.github.io. This is a remix of code in mdn github, repository webextensions-examples.

    Tarciso Mesquita

    1 user

  • PromptClip

    PromptClip

    PromptClip extracts web page content as clean Markdown, compiles it using customizable prompt templates, and forwards the generated prompt to AI assistants (Gemini, ChatGPT, or Claude) for analysis.

    nardian

    1 user

  • ClipShield: Anti Click-Fix

    ClipShield: Anti Click-Fix

    Protege tu portapapeles del fraude Click-Fix. Intercepta copiar/pegar y writeText, detecta comandos maliciosos y te avisa antes de que lleguen a tu clipboard. Todo ocurre en tu navegador, sin enviar datos.

    KMJ Ciberseguridad

    1 user