mobile-android-design

Overview of mobile-android-design skill

What the mobile-android-design skill is for

The mobile-android-design skill helps an agent produce Android UI design and implementation guidance that aligns with Material Design 3 and Jetpack Compose, instead of giving generic cross-platform design advice. It is best for people building native Android screens, refining Compose layouts, choosing Android navigation patterns, or setting up Material 3 theming with adaptive behavior.

Who should install it

This mobile-android-design skill is a strong fit for:

• Android developers working in Jetpack Compose
• Product designers handing off Android-specific UI direction
• AI-assisted coding users who want Android-native patterns, not web or iOS defaults
• Teams designing for phones, tablets, and foldables

If your project uses XML Views, React Native, Flutter, or a custom design system that intentionally ignores Material 3, this skill is less directly useful.

The real job-to-be-done

Most users do not need a history lesson on Material You. They need help turning a rough goal like “design a settings screen” into Android-appropriate structure: screen layout, component choice, state handling, navigation approach, theming, spacing, accessibility, and responsive behavior. mobile-android-design is useful because it narrows the solution space to patterns Android teams actually ship.

What makes it different from a generic UI prompt

The repository content is opinionated around three practical areas:

• Material 3 design principles and components
• Jetpack Compose layout and component patterns
• Android navigation and theming references

That matters because ordinary prompts often miss Android-specific choices such as when to use bottom navigation vs navigation rail, how dynamic color changes visual decisions, or how Compose structures lists, sheets, and adaptive layouts.

What to read before deciding

For a quick install decision, the highest-signal files are:

• SKILL.md
• references/material3-theming.md
• references/compose-components.md
• references/android-navigation.md

Those references tell you the skill is most useful when you want concrete Compose-oriented output, not just design critique.

How to Use mobile-android-design skill

Install context for mobile-android-design

If your agent runtime supports Skills, install from the repository:

npx skills add https://github.com/wshobson/agents --skill mobile-android-design

Because the upstream SKILL.md does not include its own install command, directory users benefit from treating this as a reusable Android UI design skill inside the wshobson/agents collection.

Start with the right repository files

For actual mobile-android-design usage, read in this order:

1. SKILL.md for scope and intended use
2. references/material3-theming.md for Material 3 color and theme behavior
3. references/compose-components.md for component-level Compose patterns
4. references/android-navigation.md for Navigation Compose structure

This order mirrors the typical workflow: theme first, component structure second, app flow third.

What input the skill needs to work well

The skill performs better when you provide:

• app type and main user goal
• target screens or flows
• device targets: phone only, tablet, foldable, or mixed
• whether you use Material 3 and Jetpack Compose already
• navigation model you expect or want evaluated
• brand constraints, if dynamic color should be allowed or limited
• accessibility or compliance requirements
• whether you want design guidance, Compose code, or both

Weak input: “Create an Android dashboard.”

Strong input: “Design a Compose dashboard screen for a finance app. Use Material 3, support phone and tablet, include summary cards, recent transactions, pull to refresh, and bottom navigation. Prioritize accessibility and dark theme.”

Turn rough goals into better prompts

A good mobile-android-design guide prompt usually includes five parts:

1. Screen goal
2. User actions
3. Device context
4. Design system constraints
5. Output format

Example:

“Use the mobile-android-design skill to propose a Material 3 Compose design for an e-commerce product detail screen. Include top app bar behavior, image gallery treatment, pricing area, sticky add-to-cart action, recommended navigation pattern, accessibility notes, and a Compose component breakdown. Assume phone-first with tablet adaptation.”

This produces better output because the skill can map directly to the repository’s theming, component, and navigation references.

Ask for Android decisions, not only visuals

The most valuable use of mobile-android-design for UI Design is asking the agent to make Android-specific decisions explicit:

• why a component fits Material 3
• what layout primitives to use in Compose
• how screen state changes should appear
• how navigation should be modeled
• how the design adapts across screen sizes

If you only ask for “a beautiful UI,” you lose the repository’s strongest advantage.

Suggested workflow for real projects

A practical workflow is:

1. Ask for a screen structure and component map
2. Ask for Material 3 theming implications
3. Ask for Navigation Compose integration
4. Ask for Compose implementation scaffolding
5. Review for app-specific constraints and iterate

This staged approach works better than requesting one giant answer because the repository itself is split across theming, components, and navigation.

Use the references to anchor output quality

The support files are not filler. They cover the implementation areas most likely to block adoption:

• references/material3-theming.md helps with dynamic color, dark theme, and custom color schemes
• references/compose-components.md helps with lists, pull-to-refresh, dismiss actions, and common UI building blocks
• references/android-navigation.md helps with type-safe routes and screen flow structure

If the first answer feels generic, explicitly tell the agent to ground its response in one or more of those files.

Best use cases for mobile-android-design usage

This skill is especially useful for:

• new screen design in Compose
• converting product requirements into Android UI structure
• adapting layouts for larger screens
• selecting Material 3 components correctly
• improving navigation consistency across screens
• setting up or reviewing theme architecture

It is less helpful for pixel-perfect visual exploration outside Android conventions.

What good output should look like

A strong answer from the mobile-android-design skill should usually include:

• recommended screen layout
• Compose component choices
• Material 3 rationale
• state and interaction notes
• navigation approach
• responsive behavior guidance
• accessibility considerations
• optional starter code or composable structure

If those are missing, the prompt was likely too broad or too visual-only.

Common adoption blockers

The main blockers are not installation issues but fit issues:

• your app is not using Compose
• you want platform-agnostic design output
• your design system diverges heavily from Material 3
• you need production-ready architecture, not UI design guidance
• you expect full Android engineering setup beyond the referenced UI topics

Treat mobile-android-design install as easy, but treat scope-fit as the real decision.

mobile-android-design skill FAQ

Is mobile-android-design only for designers

No. It is often more valuable for developers who need Android-native UI decisions translated into Compose-friendly structure. Designers can still use it for handoff-ready guidance, but the repository evidence is strongest on implementation-adjacent UI patterns.

Does it require Jetpack Compose

For best results, yes. The skill centers Compose patterns, Material 3 components, and Navigation Compose examples. If your app uses legacy Views, some design principles still apply, but the concrete output will be less directly reusable.

Is this better than a normal Android UI prompt

Usually, yes, when you want Android-specific output. A generic prompt may suggest patterns that look fine but ignore Material 3 behavior, adaptive layouts, Navigation Compose, or theming constraints. The mobile-android-design skill gives the agent a narrower and more useful frame.

Can beginners use the mobile-android-design skill

Yes, if they provide enough context. Beginners should ask for explanations alongside recommendations, for example:

• why a component was chosen
• how it maps to Compose
• what changes on tablet
• how dynamic color affects branding

That makes the skill a learning aid, not just a generator.

When should I not use mobile-android-design

Skip it when:

• you need iOS or web UI guidance
• your app is fully custom and not Material-based
• you want backend, data, or non-UI Android architecture help
• you need full production code rather than guided UI structure

Does it help with theming and navigation too

Yes. That is one of the better reasons to adopt it. The repository includes separate references for Material 3 theming and Android navigation, so the skill can connect visual design decisions to app structure instead of treating screens in isolation.

How to Improve mobile-android-design skill

Give the skill richer Android constraints

To improve mobile-android-design, include constraints that change design decisions:

• min SDK or Android version assumptions
• phone vs tablet vs foldable targets
• portrait-only or adaptive layout expectations
• dynamic color allowed, optional, or disabled
• accessibility targets such as large text or strong contrast
• content density expectations

These inputs prevent generic Compose screen suggestions.

Name the exact screen states

Many weak outputs happen because users ask for only the happy path. Provide states such as:

• loading
• empty
• error
• offline
• success
• destructive confirmation
• refresh in progress

That leads to better Material 3 component choices and more realistic Compose structure.

Ask for structure before code

A common failure mode is jumping straight to implementation. First request:

• screen hierarchy
• component inventory
• navigation entry and exit points
• responsive layout changes
• theme implications

Then ask for Compose code. This usually improves the first-pass design more than asking for a complete file immediately.

Be explicit about Material 3 vs brand overrides

The skill is strongest when it can decide whether to follow Material 3 directly or adapt it. Say:

• “follow Material 3 closely”
• “use Material 3 components but preserve brand colors”
• “disable dynamic color”
• “keep Android conventions but use custom shapes”

Without this, the answer may be correct but not usable for your product.

Reference the upstream files in your prompt

If output quality is drifting, tell the agent to use:

• references/material3-theming.md for color and theme setup
• references/compose-components.md for component patterns
• references/android-navigation.md for flow and route design

This is one of the easiest ways to improve mobile-android-design usage without changing tools.

Iterate on device adaptation early

For Android work, tablet and foldable adaptation should not be bolted on later. Ask the skill to explain:

• when a bottom bar becomes a navigation rail
• when one-column layouts should split into panes
• how spacing and list density should change on larger screens

This is where mobile-android-design for UI Design can add more value than a generic prompt.

Watch for common output mistakes

Revise the prompt if the answer:

• suggests web-style patterns with weak Android fit
• ignores Material 3 component semantics
• skips navigation flow details
• forgets dark theme or dynamic color impact
• gives pretty layouts without state handling
• treats accessibility as an afterthought

These are signs the skill was invoked too loosely.

Ask for decision rationale, not just deliverables

A stronger prompt asks the agent to justify important choices. For example:
“Explain why you selected bottom navigation instead of navigation rail, and how that changes for tablets.”

That rationale makes the output easier to review, teach, and adapt inside a real Android team.

Improve after the first draft

After the first answer, the best follow-up prompts are usually:

• “Refine this for tablet and foldable support.”
• “Replace generic cards with more appropriate Material 3 components.”
• “Add loading, error, and empty states.”
• “Convert this screen plan into Compose composable sections.”
• “Adjust the theme strategy for custom brand colors with dynamic color fallback.”

That kind of iteration is where the mobile-android-design skill becomes materially better than a one-shot prompt.