imagemagick

Guide for using ImageMagick command-line tools to perform advanced image processing tasks including format conversion, resizing, cropping, effects, transformations, and batch operations. Use when manipulating images programmatically via shell commands.

Quality

78%

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Securityby

Medium

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tessl review fix ./claude/skills/imagemagick/SKILL.md

Quality

Content

65%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 thorough, highly actionable ImageMagick command reference with excellent executable examples, but it is a verbose monolith that duplicates content and buries advanced material inline rather than progressively disclosing it via separate files.

Suggestions

Remove the redundant "Command Reference Quick Guide" section that repeats commands already shown in Common Operations.

Move Advanced Techniques, Performance Optimization, Troubleshooting, and the full command catalog into separate reference files (e.g. advanced.md, troubleshooting.md) linked from a concise overview, trimming SKILL.md well under its current length.

Add explicit validation checkpoints to batch/destructive workflows, e.g. verify dimensions with `identify` and back up originals before running `mogrify`, with a validate→fix→retry loop on failure.

Dimension	Reasoning	Score
Conciseness	Mostly efficient reference content, but the trailing "Command Reference Quick Guide" duplicates earlier sections, and the "When to Use"/Installation sections restate the description and basic knowledge Claude already has — these could be tightened.	3 / 5
Actionability	Fully executable, copy-paste-ready `magick`/`mogrify`/`identify`/`montage` commands across conversion, resize, crop, effects, compositing, batch loops, and complex pipelines, covering the common cases comprehensively.	5 / 5
Workflow Clarity	Batch and destructive operations (in-place `mogrify`, complex pipelines) are sequenced but lack explicit validate→fix→retry checkpoints; the Error Handling section offers partial validation, so the destructive/batch cap holds at 3.	3 / 5
Progressive Disclosure	Good in-document section structure aids navigation, but the ~650-line monolithic SKILL.md inlines advanced techniques, performance, troubleshooting, and a full command reference that clearly belong in separate reference files; no bundle files exist to split this.	3 / 5
	Total	14 / 20 Passed

Description

92%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, well-constructed description that concretely lists capabilities and provides an explicit Use-when trigger in third-person voice. The only gap is missing file-extension/synonym trigger terms that users often say.

Suggestions

Add common file extensions and synonyms to the trigger clause, e.g. "Use when converting, resizing, or cropping images (PNG, JPEG, WebP, GIF) via shell commands."

Dimension	Reasoning	Score
Specificity	Lists multiple concrete actions — "format conversion, resizing, cropping, effects, transformations, and batch operations" — giving comprehensive coverage of the skill's capabilities, matching the top anchor.	5 / 5
Completeness	Explicitly answers both what ("perform advanced image processing tasks including...") and when ("Use when manipulating images programmatically via shell commands") with concrete trigger phrases.	5 / 5
Trigger Term Quality	Strong natural keywords ("ImageMagick", "images", "shell commands", "resizing", "cropping") but lacks file extensions (PNG/JPEG/WebP) and common synonyms like "photos", so a few natural terms are missing.	4 / 5
Distinctiveness Conflict Risk	"ImageMagick command-line tools" carves a clear, specific niche with distinct triggers and minimal overlap risk with other skills.	5 / 5
	Total	19 / 20 Passed

Validation

87%

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 — 14 / 16 Passed

Validation for skill structure

Criteria	Description	Result
skill_md_line_count	SKILL.md is long (659 lines); consider splitting into references/ and linking	Warning
frontmatter_unknown_keys	Unknown frontmatter key(s) found; consider removing or moving to metadata	Warning

	Total	14 / 16 Passed

Repository: einverne/dotfiles
Path: claude/skills/imagemagick/SKILL.md
Commit: 1446b2f

Reviewed: 4 days ago

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