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macos

verified

macOS platform-specific development with menu bar apps, window management, AppKit integration, and notarization. Use when building Mac apps, creating menu bar extras, or distributing outside App Store.

View on GitHub

Marketplace

fusengine-plugins

fusengine/agents

Plugin

fuse-swift-apple-expert

development

Repository

fusengine/agents
3stars

plugins/swift-apple-expert/skills/macos/SKILL.md

Last Verified

February 2, 2026

Install Skill

Select agents to install to:

Scope:
npx add-skill https://github.com/fusengine/agents/blob/main/plugins/swift-apple-expert/skills/macos/SKILL.md -a claude-code --skill macos

Installation paths:

Claude
.claude/skills/macos/
Powered by add-skill CLI

Instructions

# macOS Platform

macOS-specific development with window management and distribution tools.

## Agent Workflow (MANDATORY)

Before ANY implementation, launch in parallel:

1. **fuse-ai-pilot:explore-codebase** - Analyze existing macOS patterns
2. **fuse-ai-pilot:research-expert** - Verify latest macOS 26 docs via Context7/Exa
3. **mcp__XcodeBuildMCP__build_macos** - Build for macOS validation

After implementation, run **fuse-ai-pilot:sniper** for validation.

---

## Overview

### When to Use

- Building Mac desktop applications
- Creating menu bar apps (MenuBarExtra)
- Multi-window applications
- Keyboard shortcuts and menus
- Notarization for distribution
- AppKit integration

### Why macOS Skill

| Feature | Benefit |
|---------|---------|
| MenuBarExtra | Background utility apps |
| Window management | Multi-window support |
| Keyboard shortcuts | Power user productivity |
| Notarization | Gatekeeper-safe distribution |

---

## MCP Tools Available

### Build Tools
- `build_macos` - Build for macOS
- `build_run_macos` - Build and launch
- `test_macos` - Run macOS tests
- `launch_mac_app` - Start built app
- `stop_mac_app` - Terminate app

---

## Reference Guide

| Need | Reference |
|------|-----------|
| MenuBarExtra, Settings, Windows | [app-structure.md](references/app-structure.md) |
| XcodeBuildMCP macOS tools | [build-tools.md](references/build-tools.md) |
| NSViewRepresentable, menus | [appkit-integration.md](references/appkit-integration.md) |
| Code signing, notarization | [notarization.md](references/notarization.md) |

---

## Best Practices

1. **Keyboard shortcuts** - Support power users
2. **Menu bar integration** - For utility apps
3. **Multiple windows** - Use WindowGroup/Window
4. **Settings window** - Use Settings scene
5. **Notarization** - Required for distribution
6. **Sandbox** - Enable for App Store

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