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nano-pdf

Edit PDFs with natural-language instructions using the nano-pdf CLI.

72

2.61x
Quality

Does it follow best practices?

Impact

81%

2.61x

Average score across 3 eval scenarios

SecuritybySnyk

Passed

No known issues

SKILL.md
Quality
Evals
Security

Quality

Content

72%

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

The content is highly actionable with a clean executable example and good organization, but workflow clarity is slightly undermined by an ambiguous off-by-one page-numbering step rather than a deterministic validation checkpoint.

Suggestions

Replace the hedging page-numbering note with a concrete way to determine the indexing base (e.g., 'run nano-pdf info deck.pdf to confirm the page numbering base') so validation is deterministic.

Add an explicit validate/verify step after editing (e.g., 'run nano-pdf verify ...') rather than relying on a visual sanity check.

If nano-pdf supports more operations, list them concisely so the skill's scope is clear.

DimensionReasoningScore

Conciseness

The body is lean with no padding or explanations of concepts Claude knows, but the page-numbering note ('0-based or 1-based depending on the tool's version/config') is hedging and could be tightened to a concrete determination method.

2 / 3

Actionability

Provides a fully executable, copy-paste-ready command 'nano-pdf edit deck.pdf 1 "..."' with concrete arguments — no pseudocode.

3 / 3

Workflow Clarity

The single action is present with a sanity-check note and retry guidance, but the page-numbering ambiguity ('if the result looks off by one, retry') is an unresolved guessing step rather than a deterministic validation checkpoint, so the action is not fully unambiguous.

2 / 3

Progressive Disclosure

A short, well-organized skill under 50 lines with clear Quick start and Notes sections and no need for external references, which can score 3 per the simple-skills guidance.

3 / 3

Total

10

/

12

Passed

Description

57%

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 is concise and clearly states what it does with a distinct niche, but it omits an explicit 'when to use it' trigger clause and lacks breadth of natural trigger terms.

Suggestions

Add an explicit 'Use when...' trigger clause, e.g. 'Use when the user wants to edit a PDF by describing changes in plain language.'

Broaden trigger terms to include natural variations like 'PDFs, .pdf files, document edits, page changes'.

Expand specificity beyond a single action if nano-pdf supports more (e.g., add text, redact, reorder pages).

DimensionReasoningScore

Specificity

Quotes 'Edit PDFs with natural-language instructions' — names the PDF domain and a concrete action (NL-driven editing), but only a single action rather than multiple specific concrete actions like extract/fill/merge.

2 / 3

Completeness

Clearly states what it does ('Edit PDFs with natural-language instructions using the nano-pdf CLI') but has no 'Use when...' clause or equivalent trigger, capping completeness at 2.

2 / 3

Trigger Term Quality

Includes 'PDFs' and 'natural-language instructions', but missing common variations users would say (e.g., forms, .pdf, document editing) — some relevant keywords, not full coverage.

2 / 3

Distinctiveness Conflict Risk

A clear niche — natural-language PDF editing via the named nano-pdf CLI — with distinct triggers unlikely to overlap with other skills.

3 / 3

Total

9

/

12

Passed

Validation

81%

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

Validation13 / 16 Passed

Validation for skill structure

CriteriaDescriptionResult

metadata_version

'metadata.version' is missing

Warning

metadata_field

'metadata' should map string keys to string values

Warning

frontmatter_unknown_keys

Unknown frontmatter key(s) found; consider removing or moving to metadata

Warning

Total

13

/

16

Passed

Repository
trpc-group/trpc-agent-go
Reviewed

Table of Contents

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