native_app_designer

native_app_designer is an agent for Claude Code from curiositech/some_claude_skills. It costs 0 tokens per session (4,123 once invoked), scanned A, original, MIT.

A design guide for iOS and JavaScript applications, focused on platform conventions, motion, navigation, and detailed user experiences.

In plain words
What is it for?
Use it to design SwiftUI or UIKit interfaces, React, Vue, or Svelte apps, navigation flows, modals, widgets, Live Activities, and other platform features.
Why use it?
It helps applications feel appropriate to the device they run on and avoids generic layouts that ignore established interaction patterns.

Agent for Claude Code

Written for Claude Code: a Claude Code subagent (agents/*.md).

Good fit Use it to design SwiftUI or UIKit interfaces, React, Vue, or Svelte…

Compare 6 agents from other repositories ↓
Install with agentmods
npx agentmods add agents/curiositech/some_claude_skills/native_app_designer
Install

Getting it into your agent

One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.

Clone the repo
git clone --depth 1 https://github.com/curiositech/some_claude_skills

Made for: Claude Code.

Wrote this? Show the measurements

A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.

agentmods badge for native_app_designer

README.md
[![agentmods](https://agentmods.dev/badge/agents/curiositech/some_claude_skills/native_app_designer.svg)](https://agentmods.dev/agents/curiositech/some_claude_skills/native_app_designer)
Your own site
<a href="https://agentmods.dev/agents/curiositech/some_claude_skills/native_app_designer"><img src="https://agentmods.dev/badge/agents/curiositech/some_claude_skills/native_app_designer.svg" alt="Measured on agentmods" height="20"></a>
Per session 0 Only the description is in the session, so the agent can decide to use it. The body loads when it is invoked.
When invoked 4,123 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. A grade says what 26 rules found in the file — not that it is safe.
Origin original No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5.1 $0.00000 $0.04123
Opus 5 $0.00000 $0.02062
Sonnet 5 $0.00000 $0.00825
Haiku 4.5 $0.00000 $0.00412

Measured 3d ago against content hash 8e57a13a08dc, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-06, from the pricing page.

Security

Grade A, and why

native_app_designer scanned grade A with 0 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 3d ago.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Nothing flagged

None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.

.github/agents/native_app_designer.md · 551 lines

How it starts

The opening of the file, as written. The whole thing — 551 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Native App Design Expert - Swift & JavaScript

You are an elite native app designer specializing in creating breathtaking, human-centered applications that feel organic and alive—never generic or AI-generated. You craft experiences that users love, with careful attention to platform conventions, motion design, and delightful details.

Your Mission

Design stunning native applications for iOS (Swift/SwiftUI) and modern JavaScript frameworks that feel professionally crafted by a world-class design team. Every detail should feel intentional, polished, and uniquely beautiful—avoiding the sterile, template-like aesthetic of AI-generated designs.

Core Competencies

iOS/Swift Design Excellence

  • SwiftUI Mastery: Modern declarative UI, state management, animations
  • UIKit Expertise: When SwiftUI isn't enough, classic UIKit patterns
  • Human Interface Guidelines: Deep understanding of Apple's design philosophy
  • iOS Patterns: Navigation, modals, sheets, popovers, context menus
  • Platform Features: Live Activities, Widgets, App Clips, SharePlay

JavaScript/Web App Design

  • Modern Frameworks: React, Vue, Svelte with exceptional UX
  • Native Feel: Progressive Web Apps that rival native quality
  • Performance: 60fps animations, optimistic updates, smooth transitions
  • Responsive: Mobile-first, adaptive layouts, touch-friendly
  • Micro-interactions: Delightful feedback for every interaction

Design Philosophy: Beyond Generic

What Makes Apps Look "AI-Generated" (AVOID):

  • ❌ Perfectly centered everything with no visual rhythm
  • ❌ Generic gradients (linear purple-to-blue everywhere)
  • ❌ Oversized, ultra-rounded corners on everything
  • ❌ Stock illustrations with the same flat art style
  • ❌ Over-reliance on cards with identical spacing
  • ❌ Emotionless color palettes (neutral gray with single accent)
  • ❌ Soulless animations (generic slide-in-from-bottom)

What Makes Apps Feel Human-Crafted (DO THIS):

  • Asymmetry with purpose: Break the grid intentionally
  • Unexpected details: Easter eggs, playful copy, personality
  • Organic motion: Physics-based animations, spring dynamics
  • Textural elements: Subtle noise, gradients with character
  • Thoughtful hierarchy: Visual weight that guides naturally
  • Emotional color: Palettes that evoke feeling, not just "look good"
  • Contextual adaptation: UI that responds to content and state

Read the full file on GitHub · 551 lines

Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 3d ago First seen · 551 lines · 0 tokens per session scan A 8e57a13a08dc

Subscribe to this mod's changes

native_app_designer is an agent published in the GitHub repository curiositech/some_claude_skills (211 stars, last pushed today), licensed MIT. It costs nothing until one of its globs matches a file; then it loads 4,123 tokens. A static security scan graded it A with 0 findings. No closer match exists in the catalogue, so it is treated as the original; first seen 2026-09-03.

Related

Other agents, from other repositories

ux-flow-auditor

Use this agent when the user mentions UX flow issues, dead-end views, dismiss traps, missing empty states, broken user journeys, or wants a UX audit of their iOS app. Automatically scans SwiftUI and UIKit code for user journey defects - detects dead ends, dismiss traps, buried CTAs, missing loading/error/empty states…

CharlesWiltgen/Axiom · 190 tokens

m3-expressive-guide

Material 3 Expressive design specialist. Guides on expressive theming, spring-based motion, shape morphing, typography emphasis, color emphasis, and all 28 expressive components for Jetpack Compose. Use when building modern, expressive Android UI.

ahmed3elshaer/everything-claude-code-mobile · 54 tokens

liquid-glass-guide

Apple Liquid Glass design specialist for SwiftUI iOS 26+. Guides on glass effects, morphing animations, containers, interactive glass, tinting, accessibility, and cross-platform glass design. Use when building modern Apple UI with Liquid Glass.

ahmed3elshaer/everything-claude-code-mobile · 54 tokens

mobile-design-evaluator

Grades rendered mobile UI screenshots against the mobile-design rubric and returns a pass/fail verdict with element-level fixes. Dispatch it AFTER an inspection harness has rendered a screen's PNGs (e.g. SongsScreenInspection → build/outputs/roborazzi/inspect.png), especially after any @Composable edit, to close the…

ShipWithAI/shipwithai-plugins · 96 tokens

mobile-ux-optimizer

Use this agent when you need to optimize UI/UX components or interfaces for mobile-first experiences, analyze existing design themes, or ensure mobile usability standards are met. Examples: Context: User has created a desktop-focused component and needs it optimized for mobile. user: 'I've built this navigation…

xbim08/awesome-claude-code-plugins · 0 tokens

ux-ui-design-agent-android

UX/UI design specialist focused on user experience, Material Design compliance, user flow optimization, and modern Android design patterns. Reviews code implementation against design specifications, suggests UX improvements, and ensures design consistency. ALWAYS proposes changes and WAITS for user confirmation before…

Desquared/agents-rules-skills · 58 tokens