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frontend-design

Create distinctive, production-grade frontend interfaces with high design quality. Use this skill when the user asks to build web components, pages, artifacts, posters, or applications (examples include websites, landing pages, dashboards, React components, HTML/CSS layouts, or when styling/beautifying any web UI). Generates creative, polished code and UI design that avoids generic AI aesthetics.

68

Quality

86%

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SKILL.md
Quality
Evals
Security

Quality

Content

78%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 lean, well-structured creative-guidance skill with concrete do's, don'ts, and named techniques, and no wasted explanation of concepts Claude already knows. Its main weaknesses are mild motivational padding and the lack of concrete starter artifacts (font pairings, palette skeletons, animation snippets) plus an implicit rather than explicit refinement step.

Suggestions

Add a compact set of concrete starter resources — e.g., 3-4 example distinctive font pairings and a CSS-variable palette skeleton — so the typography and color guidance becomes copy-paste actionable.

Include a short load-animation snippet demonstrating the recommended staggered-reveal technique (animation-delay), since motion is called out as high-impact but shown only in the abstract.

Replace the motivational closing lines with an explicit refinement step or checklist (e.g., 'review spacing, contrast, and consistency against the chosen direction before finishing') to give the workflow a concrete final checkpoint.

DimensionReasoningScore

Conciseness

The body is efficient and assumes design competence — it names specific techniques ('animation-delay', 'gradient meshes, noise textures, geometric patterns, layered transparencies') without explaining them. It is not a 5 because motivational padding like 'There are so many flavors to choose from' and 'Remember: Claude is capable of extraordinary creative work. Don't hold back...' does not strictly earn its tokens.

4 / 5

Actionability

For an instruction-only skill the guidance is mostly concrete and executable: 'Pair a distinctive display font with a refined body font', 'Use CSS variables for consistency', 'Use Motion library for React when available', plus explicit anti-patterns ('NEVER use... Inter, Roboto, Arial', 'NEVER converge on common choices (Space Grotesk...)'). It falls short of 5 because there are no copy-paste-ready artifacts (e.g., a sample font-pairing list, a CSS-variable palette skeleton, or a load-animation snippet) covering the most common cases.

4 / 5

Workflow Clarity

The sequence is clear and well-ordered: 'Before coding, understand the context and commit to a BOLD aesthetic direction' with the four thinking prompts (Purpose, Tone, Constraints, Differentiation), then 'implement working code' with explicit criteria. No validation cap applies since the skill is neither destructive nor batch. It stays at 4 rather than 5 because 'Meticulously refined in every detail' and 'Match implementation complexity to the aesthetic vision' are directions rather than an explicit review/refinement checkpoint the implementer can act on.

4 / 5

Progressive Disclosure

The skill is under 50 lines with no external references needed, and the content is organized into well-labeled sections ('Design Thinking', 'Frontend Aesthetics Guidelines') that keep navigation trivial. Per the rubric's simple-skill guideline, this earns a 5; there is no inline content that belongs in a separate file.

5 / 5

Total

17

/

20

Passed

Description

88%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 strong description that explicitly states what the skill does and when to use it, with a rich set of natural trigger phrases spanning build and styling requests. The only notable gap is the absence of file extensions and a few common synonyms that would push trigger coverage to comprehensive.

DimensionReasoningScore

Specificity

The description lists multiple concrete actions with comprehensive coverage: 'Create distinctive, production-grade frontend interfaces', 'Generates creative, polished code and UI design that avoids generic AI aesthetics', and enumerates concrete build targets ('web components, pages, artifacts, posters, or applications', 'websites, landing pages, dashboards, React components, HTML/CSS layouts'). It matches the anchor 'Lists multiple specific concrete actions; comprehensive coverage' and is above anchor 4 because coverage within its domain (building plus styling/beautifying) leaves no obvious gaps.

5 / 5

Completeness

Both questions are explicitly answered: the 'what' ('Create distinctive, production-grade frontend interfaces... Generates creative, polished code and UI design that avoids generic AI aesthetics') and the 'when' ('Use this skill when the user asks to build web components, pages, artifacts, posters, or applications... or when styling/beautifying any web UI') with concrete trigger phrases. This matches anchor 5 exactly; anchor 4 would require the 'when' clause to be less explicit than it is.

5 / 5

Trigger Term Quality

Natural phrases users would say are well covered: 'build web components, pages, artifacts, posters, or applications', 'websites, landing pages, dashboards', 'React components', 'styling/beautifying any web UI'. It falls at anchor 4 ('Good keyword coverage; a few natural terms missing') rather than 5 because common variations and file extensions like '.html', '.css', or the bare term 'frontend' as a trigger are absent.

4 / 5

Distinctiveness Conflict Risk

The frontend-design niche with distinct triggers ('styling/beautifying', 'design quality', 'avoids generic AI aesthetics', 'posters') is mostly distinct from other skills. It sits at anchor 4 rather than 5 because 'build web components... pages... applications' has minor overlap risk with general web-development or component-building skills.

4 / 5

Total

18

/

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.

Validation — 16 / 16 Passed

Validation for skill structure

No warnings or errors.

Repository

Kiz8-Team/open-agents

Path

.agents/skills/frontend-design/SKILL.md

Reviewed

Table of Contents

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