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frontend-design

Design and implement distinctive, production-ready frontend interfaces with strong aesthetic direction. Use when asked to create or restyle web pages, components, or applications (HTML/CSS/JS, React, Vue, etc.).

87

0.98x
Quality

83%

Does it follow best practices?

Impact

95%

0.98x

Average score across 3 eval scenarios

SecuritybySnyk

Passed

No findings from the security scan

SKILL.md
Quality
Evals
Security

Quality

Content

82%Weight 40%Scale 1-5

Reviews the quality of instructions and guidance provided to agents. Good implementation is clear, handles edge cases, and produces reliable results.

A tight, well-structured design-thinking skill that is concise and actionable with a clear workflow and self-validation checklist. It loses only marginal points for lacking executable code and slightly exceeding the simple-skill line count.

Suggestions

Add a short copy-paste starter snippet (e.g., a minimal CSS-variables token block) to push actionability toward fully executable without bloating the file.

Make the self-validate step a true feedback loop: note that if a checklist item fails, Claude should revise and re-check rather than only listing the criteria.

Consider splitting the detailed Aesthetic Guidelines subsections into a one-level-deep reference (e.g., aesthetics.md) so the overview stays lean and progressive disclosure can score 5.

DimensionReasoningScore

Conciseness

The body is lean and directive throughout, assuming Claude's competence without explaining basic HTML/CSS or library concepts, and every section earns its place via concrete checklists and directives.

5 / 5

Actionability

Concrete, specific actionable guidance is provided (CSS variables for tokens, prefers-reduced-motion, avoid Inter/Roboto, a 6-step design system definition), but as an instruction-only design skill it offers no copy-paste executable code, which is appropriate yet keeps it just below fully executable.

4 / 5

Workflow Clarity

A clear sequence runs from gathering inputs through design thinking, implementation, aesthetic guidelines, deliverables, and a self-validate quality checklist that acts as an explicit checkpoint, though an explicit failure-feedback loop is not spelled out.

4 / 5

Progressive Disclosure

The single-file skill is well-organized into clearly labeled sections with no nested references and no need for external bundle files (references/scripts/assets are absent), but at roughly 100 lines it exceeds the under-50 simple-skill threshold where structure alone could score 5.

4 / 5

Total

17

/

20

Passed

Description

83%Weight 40%Scale 1-5

Based on the skill's description, can an agent find and select it at the right time? Clear, specific descriptions lead to better discovery.

A well-crafted description that clearly states both the capability and explicit trigger conditions with natural user language. It is specific and distinctive, with only minor keyword-coverage and overlap gaps.

DimensionReasoningScore

Specificity

"Design and implement distinctive, production-ready frontend interfaces" names the domain plus two concrete actions with strong qualifiers, matching the anchor for several specific actions with only minor coverage gaps.

4 / 5

Completeness

It explicitly answers both what ("Design and implement distinctive, production-ready frontend interfaces with strong aesthetic direction") and when ("Use when asked to create or restyle web pages, components, or applications"), with concrete trigger phrases.

5 / 5

Trigger Term Quality

"web pages, components, or applications (HTML/CSS/JS, React, Vue, etc.)" and "create or restyle" give good natural keyword coverage with synonyms and tech extensions, though terms like landing page, dashboard, and UI are missing.

4 / 5

Distinctiveness Conflict Risk

The emphasis on "distinctive" and "strong aesthetic direction" carves a clear frontend-design niche with distinct triggers, but the broad term "applications" leaves minor overlap risk with general web-development skills.

4 / 5

Total

17

/

20

Passed

Validation

100%

Checks the skill against the spec for correct structure and formatting. All validation checks must pass before discovery and implementation can be scored.

Validation16 / 16 Passed

Validation for skill structure

No warnings or errors.

Repository
mitsuhiko/agent-stuff
Reviewed

Table of Contents

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