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aws-cloudformation-s3

Provides AWS CloudFormation patterns for Amazon S3. Use when creating S3 buckets, policies, versioning, lifecycle rules, and implementing template structure with Parameters, Outputs, Mappings, Conditions, and cross-stack references.

69

Quality

87%

Does it follow best practices?

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SecuritybySnyk

Passed

No findings from the security scan

The canonical home for this skill is giuseppe-trisciuoglio/developer-kit

SKILL.md
Quality
Evals
Security

Quality

Content

81%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.

Highly actionable content with executable examples and a solid validate-deploy-debug workflow. The main weakness is redundancy across several sections that re-list the same S3 capabilities, inflating token cost without adding value.

Suggestions

Collapse the 'When to Use', 'Overview', and 'Best Practices' lists into a single non-redundant set of capabilities to reduce repeated content.

Add navigation pointers to references/examples.md and references/reference.md from the body so all bundle files are discoverable one level deep.

Trim the 'Template Structure' section's empty-section placeholder block, which restates knowledge Claude already has about CloudFormation sections.

DimensionReasoningScore

Conciseness

Mostly efficient but repeats the same capability lists across 'When to Use', 'Overview', 'Instructions', and 'Best Practices' sections, and re-states template sections that add limited new value.

3 / 5

Actionability

Provides copy-paste ready CloudFormation YAML snippets and executable CLI commands (validate-template, deploy, describe-stack-events) covering the common S3 cases.

5 / 5

Workflow Clarity

Clear validate-before-deploy sequence with explicit validation command, rollback behavior, and a describe-stack-events feedback loop for diagnosing failures.

5 / 5

Progressive Disclosure

Good structure with well-signaled one-level references to references/complete-examples.md and references/advanced-configuration.md, though examples.md and reference.md bundle files exist but are not surfaced from the body, leaving minor organization gaps.

4 / 5

Total

17

/

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, specific description that clearly articulates both capabilities and explicit use-trigger guidance in third person. It is concise without padding and avoids over-claims.

DimensionReasoningScore

Specificity

Lists multiple concrete actions (creating buckets, policies, versioning, lifecycle rules) plus specific template sections (Parameters, Outputs, Mappings, Conditions, cross-stack references), giving comprehensive coverage.

5 / 5

Completeness

Explicitly states what it does ('Provides AWS CloudFormation patterns for Amazon S3') and when to use it ('Use when creating S3 buckets...') with concrete trigger phrases.

5 / 5

Trigger Term Quality

Strong natural keywords (S3 buckets, policies, versioning, lifecycle rules) but lacks common synonyms and file/extension variations a user might say.

4 / 5

Distinctiveness Conflict Risk

Clearly scoped to S3-specific CloudFormation patterns with distinct triggers, minimal overlap risk with sibling CloudFormation skills covering other services.

5 / 5

Total

19

/

20

Passed

Validation

87%

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

CriteriaDescriptionResult

allowed_tools_field

'allowed-tools' contains unusual tool name(s)

Warning

relative_links

Relative link issues: 3 suspicious

Warning

Total

14

/

16

Passed

Repository

giuseppe-trisciuoglio/developer-kit

Path

plugins/developer-kit-aws/skills/aws-cloudformation/aws-cloudformation-s3/SKILL.md

Reviewed

Table of Contents

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