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/ss-audit

Audit screens for UX issues using Nielsen's heuristics and modern mobile UX best practices

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styleseed
95224 skills
Install
$ npx -y skills add bitjaru/styleseed --skill ss-audit --agent claude-code

How it fires

How this skill gets triggered: by you, by Claude, or both.

  • Fires itselfAuto-invocation. Claude auto-loads it when your prompt matches the work.Auto-invocation is when the right skill fires by itself at the right moment, driven by a FLOW.md router and a hook, instead of you invoking it by name. It is the difference between a skill being installed and a skill actually getting used.Read the full definition →
  • You can call itInvoke it directly when you want it.
  • Slash command/ss-audit

Context preview

The summary Claude sees to decide when to auto-load this skill.

Audit screens for UX issues using Nielsen's heuristics and modern mobile UX best practices

SKILL.md

ss-audit.SKILL.md
name: ss-audit
description: Audit screens for UX issues using Nielsen's heuristics and modern mobile UX best practices
argument-hint: "[file-path or screen-name]"
allowed-tools: Read, Grep, Glob

UX Audit

Registry-first artifact boundary

When `.styleseed/project.json` and `.styleseed/artifacts/index.json` exist, resolve the requested artifact ID first, then read only `.styleseed/bundles/<artifact-id>.md` and `.styleseed/manifests/<artifact-id>.json`. Never fall back to the global legacy bundle for a registry project. Legacy projects may use `.styleseed/effective-rules.md` only when no registry exists.

When NOT to use

  • For accessibility-only issues → use `/ss-a11y`
  • For design system token/golden-rule compliance → use `/ss-review`
  • For copy/microcopy quality → use `/ss-copy`
  • For brand new screens that don't exist yet — design first with `/ss-page` or `/ss-flow`

Target: **$ARGUMENTS**

Audit Framework

Nielsen's 10 Usability Heuristics

1. Visibility of System Status

  • [ ] Loading states present (skeleton screens, not spinners)
  • [ ] Success/error feedback after actions (toast notifications)
  • [ ] Progress indicators for multi-step flows
  • [ ] Active state clearly shown on navigation items
  • [ ] Real-time data has timestamp showing freshness

2. Match Between System and Real World

  • [ ] Labels use user's language, not technical jargon
  • [ ] Icons are universally recognizable (Lucide standard set)
  • [ ] Number formats match user expectations (comma separators, currency symbols)
  • [ ] Date formats are locale-appropriate

3. User Control and Freedom

  • [ ] Back navigation available on all non-root screens
  • [ ] Destructive actions have confirmation dialogs
  • [ ] Undo available for reversible actions (toast with undo)
  • [ ] Bottom sheet/modal can be dismissed (backdrop tap, swipe down, X button)
  • [ ] No dark patterns (no forced actions, always a way to dismiss)

4. Consistency and Standards

  • [ ] Same action = same appearance everywhere
  • [ ] Color meanings are consistent (green=success, red=error, brand=active)
  • [ ] Text hierarchy follows the 5-level grayscale system
  • [ ] Surface treatment follows the resolved grammar and brand recipe
  • [ ] Spacing follows the resolved token scale and adapter constraints

5. Error Prevention

  • [ ] Destructive buttons are visually distinct (destructive variant)
  • [ ] Form validation happens on blur (not while typing)
  • [ ] Dangerous actions require explicit confirmation
  • [ ] Input constraints are visible before errors occur (character limits, format hints)

6. Recognition Rather Than Recall

  • [ ] Icon controls have accessible labels; navigation labels follow the selected adapter
  • [ ] Current state visible without memorization (active tab highlighted)
  • [ ] Recent/frequent items shown for quick access
  • [ ] Placeholder text shows expected format

7. Flexibility and Efficiency

  • [ ] Key actions are reachable through an appropriate product-specific path
  • [ ] Refresh behavior follows the platform adapter and the product's data semantics
  • [ ] Touch targets >= 44x44px (no tiny tap areas)
  • [ ] Frequently used actions are placed according to the resolved navigation adapter

8. Aesthetic and Minimalist Design

  • [ ] Each screen focuses on ONE primary task
  • [ ] No decorative elements that don't serve a purpose
  • [ ] Information pyramid respected (most important = biggest)
  • [ ] Card and collection density follows the resolved grammar and task complexity
  • [ ] No competing visual elements (one hero metric per page)

9. Help Users Recover from Errors

  • [ ] Error messages explain what went wrong in plain language
  • [ ] Error messages suggest how to fix the problem
  • [ ] Partial failures don't break the whole page (one card fails, others load)
  • [ ] Network errors show retry button
  • [ ] Form errors highlight the specific field

10. Help and Documentation

  • [ ] Empty states guide users to take action
  • [ ] Onboarding for first-time features (if applicable)
  • [ ] Tooltips for complex metrics (if applicable)

Mobile-Specific UX Checks

Touch & Gesture

  • [ ] Touch targets minimum 44x44px
  • [ ] Minimum 8px between adjacent touch targets
  • [ ] No hover-dependent interactions (mobile has no hover)
  • [ ] Swipe gestures have visible affordances (carousel indicators)

Performance Perception

  • [ ] Skeleton screens appear within 300ms
  • [ ] Optimistic updates for user actions
  • [ ] Above-the-fold content loads first
  • [ ] No layout shift after content loads

Safe Areas

  • [ ] Content not hidden behind notch/Dynamic Island
  • [ ] Bottom content not behind home indicator
  • [ ] Navigation surfaces respect the platform safe-area contract when one applies

Dark Pattern Prevention

  • [ ] No forced bottom sheets on entry
  • [ ] No exit-prevention dialogs
  • [ ] Every screen has a way to go back/dismiss
  • [ ] CTA labels clearly describe the action
  • [ ] No manipulative graphics (begging, urgency)

Output Format

1. **Score**: A+ to F rating with breakdown 2. **Critical Issues**: Must fix (blocks usability) 3. **Major Issues**: Should fix (degrades experience) 4. **Minor Issues**: Nice to fix (polish) 5. **Recommendations**: Specific code changes for each issue

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Ships withstyleseed

Open-source design-method engine for Claude Code, Codex & Cursor. 23 agent skills for fixed design judgment, multiple grammars, semantic palettes, reference compilation, and evidence-verified UI. MIT.

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Repo: bitjaru/styleseed

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