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code-snippet-images

Generate beautiful code snippet images (PNG) for social media, tweets, LinkedIn, and documentation. Creates light-themed, macOS-style window chrome screenshots from code using HTML templates and Chrome headless. Use when asked to create code images, tweet images, snippet screenshots, code cards, or visual code examples for sharing. Supports single snippets, multi-image sets, and 2x2 grid composites.

74

Quality

91%

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Passed

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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.

The body is well-structured and highly actionable, delegating templates and the render script to real bundle files. It is mostly concise and clear; the only gaps are minor trim opportunities in 'Tips' and the absence of an explicit output-verification step.

Suggestions

Add a brief verify step after rendering, e.g. 'Confirm the PNG exists and is 2400x1350' — cheap insurance for the grid and batch cases.

Trim advisory Tips like 'Keep code concise — these are for social media, not documentation' that state what Claude already infers from context.

Move the full inline HTML syntax-highlighting example to a reference or shorten it, since the template file already demonstrates the structure.

DimensionReasoningScore

Conciseness

Mostly lean and assumes Claude's competence; only a few advisory lines in 'Tips' (e.g., 'Keep code concise — these are for social media, not documentation') could be trimmed. It is efficient but not quite fully stripped.

4 / 5

Actionability

Fully executable guidance: concrete shell commands with exact args, specific placeholders (<!-- FILENAME -->, <!-- CODE CONTENT -->), a complete syntax-class table, and a copy-paste-ready HTML example covering the common case.

5 / 5

Workflow Clarity

Quick Start and Grid Composite are clear numbered sequences with the exact render.sh invocation. This is a non-destructive single-purpose render so the simple-skill exception applies, but there is no explicit verify step (e.g., confirm the PNG was produced).

4 / 5

Progressive Disclosure

SKILL.md is a well-organized overview that delegates heavy detail to real bundle files (assets/template.html, assets/grid-2x2.html, scripts/render.sh), all clearly signaled and one level deep. Minor: inline example/spec could be even tighter given the templates already exist.

4 / 5

Total

17

/

20

Passed

Description

100%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: it names concrete actions and the rendering mechanism, supplies comprehensive natural trigger terms, and explicitly pairs 'what' with 'when'. It is distinct and concise without fluff or over-claims.

DimensionReasoningScore

Specificity

Lists multiple concrete actions ('Generate...code snippet images (PNG)', 'Creates light-themed, macOS-style window chrome screenshots', 'Supports single snippets, multi-image sets, and 2x2 grid composites') with a specific rendering mechanism, giving comprehensive coverage.

5 / 5

Completeness

Explicitly answers both what ('Generate beautiful code snippet images (PNG)... using HTML templates and Chrome headless') and when ('Use when asked to create code images, tweet images, snippet screenshots, code cards, or visual code examples for sharing').

5 / 5

Trigger Term Quality

Covers natural terms and synonyms users would say — 'code images, tweet images, snippet screenshots, code cards, or visual code examples for sharing' plus social-media surfaces (tweets, LinkedIn, documentation).

5 / 5

Distinctiveness Conflict Risk

Occupies a clear niche — generating shareable code-snippet images — with distinct triggers unlikely to collide with other skills.

5 / 5

Total

20

/

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
freekmurze/dotfiles
Reviewed

Table of Contents

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