Agent-Skills.md

Agent Skills: dmg-creator

Create macOS DMG installers with custom backgrounds and app placement

UncategorizedID: a5c-ai/babysitter/dmg-creator

Repository

a5c-ai/babysitter
a5c-aiLicense: MIT
244

Install this agent skill to your local

pnpm dlx add-skill https://github.com/a5c-ai/babysitter/tree/HEAD/plugins/babysitter/skills/babysit/process/specializations/desktop-development/skills/dmg-creator

Skill Files

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plugins/babysitter/skills/babysit/process/specializations/desktop-development/skills/dmg-creator/SKILL.md

Skill Metadata

Name
dmg-creator
Description
Create macOS DMG installers with custom backgrounds and app placement

dmg-creator

Create macOS DMG (Disk Image) installers with custom backgrounds, icon positioning, and professional appearance.

Capabilities

  • Create DMG with custom background
  • Configure app and Applications link positioning
  • Set window size and position
  • Configure icon sizes
  • Apply custom volume icons
  • Code sign DMG
  • Configure license agreements

Input Schema

{
  "type": "object",
  "properties": {
    "projectPath": { "type": "string" },
    "appPath": { "type": "string" },
    "outputPath": { "type": "string" },
    "backgroundImage": { "type": "string" },
    "windowSize": { "type": "object" }
  },
  "required": ["projectPath", "appPath"]
}

Using create-dmg

create-dmg \
  --volname "My Application" \
  --volicon "icon.icns" \
  --background "background.png" \
  --window-pos 200 120 \
  --window-size 600 400 \
  --icon-size 100 \
  --icon "MyApp.app" 150 185 \
  --hide-extension "MyApp.app" \
  --app-drop-link 450 185 \
  "MyApp-1.0.0.dmg" \
  "dist/"

Related Skills

  • macos-notarization-workflow
  • macos-codesign-workflow