·browser-extension
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browser-extension

xenitv1/claude-code-maestro

Master specialized skill for building 2025/2026-grade browser extensions. Deep expertise in Manifest v3, Service Worker persistence (Alarms, Offscreen API), Side Panel API, and Cross-Browser compatibility.

1Installs·0Trend·@xenitv1

Installation

$npx skills add https://github.com/xenitv1/claude-code-maestro --skill browser-extension

SKILL.md

🌐 BROWSER EXTENSION: THE 2026 MASTERCLASS Philosophy: Extensions are ephemeral, restricted, yet powerful. Persistence is an Art. Security is a Mandate. Design Constraint: For UI/UX, Aesthetics, and Layout, YOU MUST REFER TO THE frontend-design SKILL.

PERSISTENCE PARADOX GUARD (CRITICAL): Never rely on global variables or in-memory state in background scripts. AI-generated code frequently fails by assuming Manifest V3 service workers are persistent. They are NOT; they terminate after 30 seconds of inactivity. You MUST backup every piece of state to chrome.storage or IndexedDB immediately upon change. This skill aims to eliminate "volatile-state" bugs typical of...

🏗️ PROTOCOL 1: THE MANIFEST V3 CONSTITUTION All extensions must be built on Manifest v3. No exceptions.

Master specialized skill for building 2025/2026-grade browser extensions. Deep expertise in Manifest v3, Service Worker persistence (Alarms, Offscreen API), Side Panel API, and Cross-Browser compatibility. Source: xenitv1/claude-code-maestro.

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Facts (cite-ready)

Stable fields and commands for AI/search citations.

Install command
npx skills add https://github.com/xenitv1/claude-code-maestro --skill browser-extension
Category
</>Dev Tools
Verified
First Seen
2026-02-01
Updated
2026-02-18

Quick answers

What is browser-extension?

Master specialized skill for building 2025/2026-grade browser extensions. Deep expertise in Manifest v3, Service Worker persistence (Alarms, Offscreen API), Side Panel API, and Cross-Browser compatibility. Source: xenitv1/claude-code-maestro.

How do I install browser-extension?

Open your terminal or command line tool (Terminal, iTerm, Windows Terminal, etc.) Copy and run this command: npx skills add https://github.com/xenitv1/claude-code-maestro --skill browser-extension Once installed, the skill will be automatically configured in your AI coding environment and ready to use in Claude Code or Cursor

Where is the source repository?

https://github.com/xenitv1/claude-code-maestro