macos-sparkle-config

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Configure Sparkle framework for macOS auto-updates with appcast, delta updates, and code signing

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What this skill tells your AI

The instructions your AI receives, as published by a5c-ai/babysitter in library/specializations/desktop-development/skills/macos-sparkle-config/SKILL.md and read by ahel’s review.

Configure Sparkle framework for macOS auto-updates. This skill sets up appcast feeds, delta updates, EdDSA signing, and update UI customization.

Capabilities

Integrate Sparkle 2.x framework
Generate appcast.xml feeds
Configure EdDSA signing for updates
Set up delta updates
Customize update UI
Configure update check intervals
Generate release publishing scripts
Configure sandboxed app support (XPC)

Input Schema

{
  "type": "object",
  "properties": {
    "projectPath": { "type": "string" },
    "appcastUrl": { "type": "string" },
    "signUpdates": { "type": "boolean", "default": true },
    "deltaUpdates": { "type": "boolean", "default": true },
    "checkInterval": { "type": "number", "default": 86400 }
  },
  "required": ["projectPath", "appcastUrl"]
}

Configuration

// In App Delegate or SwiftUI App
import Sparkle

class AppDelegate: NSObject, NSApplicationDelegate {
    let updaterController = SPUStandardUpdaterController(
        startingUpdater: true,
        updaterDelegate: nil,
        userDriverDelegate: nil
    )
}

// Info.plist
// SUFeedURL: https://yourserver.com/appcast.xml
// SUPublicEDKey: your-public-ed25519-key

Appcast Generation

# Generate appcast
./bin/generate_appcast ./releases/

# Sign update
./bin/sign_update MyApp-1.0.0.zip

Related Skills

macos-notarization-workflow
auto-update-system process

Signals

GitHub stars: 2k
Forks: 112
Last commit: Sep 2026

Advanced

Item type: skill
Key: macos-sparkle-config
Source: github.com/a5c-ai/babysitter

github.com/a5c-ai/babysitter