theme-factory-skill

Toolkit for styling frontend artifacts with curated themes — 10 pre-set themes with colors/fonts, or generate custom themes on-the-fly.

Quality

55%

Does it follow best practices?

Impact

Pending

No eval scenarios have been run

Securityby

Passed

No known issues

Optimize this skill with Tessl

npx tessl skill review --optimize ./frontend/theme-factory-skill/SKILL.md

Quality

Discovery

32%

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

The description provides a reasonable overview of the skill's theming capabilities but suffers from missing explicit trigger guidance ('Use when...'), which is critical for skill selection. It has moderate specificity and trigger terms but would benefit from more concrete actions and natural user keywords.

Suggestions

Add a 'Use when...' clause with explicit triggers like 'Use when the user asks to style an artifact, apply a theme, change colors/fonts, or wants a specific visual design'.

Include more natural trigger terms users would say: 'color scheme', 'dark mode', 'light mode', 'design', 'look and feel', 'CSS styling', 'UI theme'.

List more specific actions: 'apply pre-set themes', 'generate custom color palettes', 'configure typography', 'preview theme variations'.

Dimension	Reasoning	Score
Specificity	Names the domain (styling frontend artifacts) and mentions specific capabilities (10 pre-set themes, colors/fonts, custom theme generation), but lacks detail on concrete actions like 'apply theme', 'preview styles', or 'modify color palettes'.	2 / 3
Completeness	Describes what the skill does but completely lacks a 'Use when...' clause or any explicit trigger guidance for when Claude should select this skill. Per rubric guidelines, missing explicit trigger guidance caps this at 2, but the 'when' is entirely absent, warranting a 1.	1 / 3
Trigger Term Quality	Includes some relevant terms like 'themes', 'colors', 'fonts', and 'styling', but misses common user phrases like 'design', 'look and feel', 'CSS', 'color scheme', 'dark mode', 'light mode', or 'UI styling'.	2 / 3
Distinctiveness Conflict Risk	The mention of 'frontend artifacts' and 'curated themes' provides some specificity, but 'styling' is broad enough to potentially conflict with CSS skills, design systems, or general UI customization skills.	2 / 3
	Total	7 / 12 Passed

Implementation

77%

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

This is a well-structured, actionable skill with concrete color codes and font pairings that Claude can immediately apply. The main weakness is the verbose inline presentation of all 10 themes, which could be condensed into a table or split into a reference file. The CSS variable pattern and integration notes add practical value.

Suggestions

Consider condensing the 10 themes into a table format (Name | Colors | Fonts | Best For) to reduce token count while preserving all information

Move the full theme catalog to a separate THEMES.md file, keeping only 2-3 example themes inline in the main skill

Dimension	Reasoning	Score
Conciseness	The content is reasonably efficient but includes some redundancy - each theme follows the same verbose format with 'Best for' descriptions that could be condensed into a table. The theme descriptions are useful but could be more compact.	2 / 3
Actionability	Provides concrete, copy-paste ready hex codes, specific font pairings, and executable CSS variable patterns. The 5-step custom theme creation process and CSS example are immediately actionable.	3 / 3
Workflow Clarity	For a simple styling skill, the workflow is clear: choose theme → apply colors via CSS variables → set typography → ensure contrast. The 5-step 'How to Apply a Theme' and custom theme creation steps are unambiguous for this non-destructive operation.	3 / 3
Progressive Disclosure	All 10 themes are inline rather than in a separate reference file, making the skill quite long. The integration notes reference other skills well, but the theme catalog could be split into a THEMES.md reference for better organization.	2 / 3
	Total	10 / 12 Passed

Validation

90%

Warnings & errors only

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

Validation — 10 / 11 Passed

Validation for skill structure

Criteria	Description	Result
frontmatter_unknown_keys	Unknown frontmatter key(s) found; consider removing or moving to metadata	Warning

	Total	10 / 11 Passed

Repository: achreftlili/deep-dev-skills
Commit: 181fcbc

Reviewed: about 1 month ago

Table of Contents

Discovery Implementation Validation

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