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browser-extension-builder

Architect cross-browser extensions with Manifest V3 standards.

Updated Jan 12, 2026
Search Tags:#web development#service worker#chrome extension#browser extension#manifest v3#content scripts
One-click install
npx skills add https://github.com/giosuetedeschi-spec/bobu-website --skill browser-extension-builder-giosuetedeschi-spec
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: browser-extension-builder
Source: https://github.com/giosuetedeschi-spec/bobu-website/tree/main/.claude/skills/browser-extension-builder
Command: npx skills add https://github.com/giosuetedeschi-spec/bobu-website --skill browser-extension-builder-giosuetedeschi-spec

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

This skill simplifies the complex architecture of browser extension development, helping you navigate manifest v3 requirements, security constraints, and store policies to build functional, user-friendly tools.

Core Features & Use Cases

  • Architecture Guidance: Provides templates for manifest v3, background service workers, and content scripts.
  • Communication Patterns: Implements secure messaging between popups, background workers, and web pages.
  • Use Case: Use this skill to scaffold a new Chrome extension that injects a custom UI into a specific website and persists user settings using the Chrome Storage API.

Quick Start

Use the browser-extension-builder skill to generate a manifest v3 configuration for a new extension that requires storage permissions and a background service worker.

Frequently Asked Questions about browser-extension-builder

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I build a Chrome extension using Manifest V3?▼

To build a Chrome extension using Manifest V3, you architect the manifest file, implement background service workers, and define content scripts. This approach ensures compliance with browser security policies and supports cross-browser functionality.

How does messaging work between background service workers and content scripts?▼

Messaging between background service workers and content scripts works through secure communication patterns provided by the extension API. This architecture allows popups, background workers, and web pages to securely exchange data and trigger actions.

Can I use the Chrome Storage API to persist extension user settings?▼

Yes, you can use the Chrome Storage API to persist extension user settings. The API allows content scripts and service workers to store and retrieve user data, ensuring preferences remain accessible across browser sessions.

Does this approach support cross-browser extension development for Firefox?▼

Yes, this cross-browser extension development approach supports Firefox. By adhering to Manifest V3 standards, the architecture accommodates both Chrome and Firefox, allowing you to build functional tools for both platforms.

What are the requirements for publishing a browser extension to extension stores?▼

Publishing a browser extension requires compliance with specific browser security policies and extension store requirements. Your Manifest V3 configuration, content scripts, and API usage must meet these standards to pass store review.

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