$npx -y skills add rshankras/claude-code-apple-skills --skill app-store-assetsComprehensive App Store asset specifications and guidelines for all promotional artwork — app icons, screenshots, app previews, event cards, subscription images, and featuring artwork. Use when preparing assets for App Store Connect upload.
| 1 | # App Store Assets Generator |
| 2 | |
| 3 | Generate complete asset specifications, design guidelines, and checklists for all App Store Connect promotional artwork and media. |
| 4 | |
| 5 | ## When This Skill Activates |
| 6 | |
| 7 | Use this skill when the user: |
| 8 | - Asks about "App Store asset specs" or "screenshot sizes" |
| 9 | - Mentions "app preview" video requirements |
| 10 | - Wants to know "what images do I need" for App Store |
| 11 | - Preparing assets for submission or update |
| 12 | - Asks about "featuring artwork" or "subscription images" |
| 13 | - Needs a comprehensive asset checklist |
| 14 | |
| 15 | ## Configuration Questions |
| 16 | |
| 17 | Ask user via AskUserQuestion: |
| 18 | |
| 19 | 1. **Which platforms?** (multi-select) |
| 20 | - iPhone |
| 21 | - iPad |
| 22 | - Mac |
| 23 | - Apple Watch |
| 24 | - Apple TV |
| 25 | - Apple Vision Pro |
| 26 | |
| 27 | 2. **What assets do you need?** |
| 28 | - App icon |
| 29 | - Screenshots |
| 30 | - App preview video |
| 31 | - In-App Event card images |
| 32 | - Subscription promotional images |
| 33 | - Custom Product Page assets |
| 34 | - All of the above |
| 35 | |
| 36 | ## Output Format |
| 37 | |
| 38 | Read `specs-reference.md` and generate a customized asset checklist for the user's platforms. |
| 39 | |
| 40 | ```markdown |
| 41 | # App Store Asset Checklist: [App Name] |
| 42 | |
| 43 | ## Required Assets |
| 44 | |
| 45 | ### App Icon |
| 46 | | Spec | Value | |
| 47 | |------|-------| |
| 48 | | Size | 1024 x 1024 px | |
| 49 | | Format | PNG | |
| 50 | | Color space | sRGB or Display P3 | |
| 51 | | Layers | Flat (no transparency, no rounded corners) | |
| 52 | | Shape | Square (system applies mask) | |
| 53 | |
| 54 | ### Screenshots: [Platform] |
| 55 | [Platform-specific requirements] |
| 56 | |
| 57 | ### App Preview (Optional but Recommended) |
| 58 | [Video specifications] |
| 59 | |
| 60 | ## Promotional Assets |
| 61 | |
| 62 | ### In-App Event Card |
| 63 | [Specs if applicable] |
| 64 | |
| 65 | ### Subscription Image |
| 66 | [Specs if applicable] |
| 67 | |
| 68 | ## Production Checklist |
| 69 | - [ ] All sizes prepared |
| 70 | - [ ] Localizations ready |
| 71 | - [ ] Tested on actual devices for readability |
| 72 | - [ ] Compliant with Apple content guidelines |
| 73 | ``` |
| 74 | |
| 75 | ## References |
| 76 | |
| 77 | - **specs-reference.md** — Complete specifications for all asset types |
| 78 | - Related: `app-store/screenshot-planner` — Screenshot strategy and captioning |
| 79 | - Related: `generators/in-app-events` — Event card design guidance |
| 80 | - Related: `generators/custom-product-pages` — CPP-specific asset planning |