brand-guidelines

Applies Anthropic's official brand colors and typography to any sort of artifact that may benefit from having Anthropic's look-and-feel. Use it when brand colors or style guidelines, visual formatting, or company design standards apply.

Quality

56%

Does it follow best practices?

Impact

—

No eval scenarios have been run

Securityby

Passed

No known issues

Optimize this skill with Tessl

npx tessl skill review --optimize ./.agent/skills/brand-guidelines-community/SKILL.md

Quality

Content

22%

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

This skill is essentially an empty shell—a table of contents with no actionable content, no workflow, and no concrete guidance. While it attempts progressive disclosure by linking to sub-skills, the complete absence of any overview content, quick-start guidance, or examples means Claude would have no idea how to apply Anthropic brand styling from this file alone. The sub-skill links lack descriptions, and the 'Brand Guidelines' section is entirely empty.

Suggestions

Add a quick-start section with at least one concrete example showing how to apply Anthropic brand colors/typography (e.g., specific hex codes, CSS snippets, or a before/after example).

Provide brief 1-sentence descriptions next to each sub-skill link so Claude knows when to consult each one without having to open all seven files.

Add a basic workflow: e.g., '1. Identify artifact type → 2. Apply colors (see colors.md) → 3. Apply typography (see typography.md) → 4. Verify output matches brand guidelines'.

Remove the empty 'Brand Guidelines' heading and the keywords line, which add no value.

Dimension	Reasoning	Score
Conciseness	The content is short but includes some unnecessary filler like the keywords line and the emoji-laden 'Knowledge Modules (Fractal Skills)' heading. The overview sentence is somewhat redundant ('To access... use this skill').	2 / 3
Actionability	There is zero actionable content in this file—no concrete guidance, no code, no commands, no examples. It is purely a table of contents pointing to sub-skills with no indication of what to actually do or how to apply brand styling.	1 / 3
Workflow Clarity	There is no workflow described at all. No sequencing, no steps, no validation. The numbered list is just a set of links with no indication of order, dependencies, or process for applying brand styling.	1 / 3
Progressive Disclosure	The file does reference seven sub-skill files, which is a reasonable progressive disclosure structure. However, no bundle files were provided to verify these references exist, the links have no descriptions or context about what each sub-skill covers, and the 'Brand Guidelines' heading is empty, making navigation unclear.	2 / 3
	Total	6 / 12 Passed

Description

89%

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

This is a strong description that clearly communicates its purpose and includes explicit trigger guidance. It is noted as one of the rubric's own 'good examples,' and for good reason — it has clear scope, natural trigger terms, and a distinct niche. The only minor weakness is that the capability description could be slightly more specific about the concrete actions performed beyond 'applies brand colors and typography.'

Dimension	Reasoning	Score
Specificity	Names the domain (Anthropic brand styling) and some actions ('applies brand colors and typography'), but doesn't list multiple specific concrete actions like applying to specific artifact types, generating style sheets, or converting existing designs.	2 / 3
Completeness	Clearly answers both 'what' (applies Anthropic's official brand colors and typography to artifacts) and 'when' (explicit 'Use it when...' clause covering brand colors, style guidelines, visual formatting, or company design standards).	3 / 3
Trigger Term Quality	Includes strong natural trigger terms users would say: 'brand colors', 'style guidelines', 'visual formatting', 'company design standards', 'Anthropic', 'look-and-feel', and 'typography'. Good coverage of variations.	3 / 3
Distinctiveness Conflict Risk	Highly distinctive — specifically scoped to Anthropic's brand identity, which is a clear niche. Unlikely to conflict with generic styling or design skills due to the company-specific focus.	3 / 3
	Total	11 / 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: Dokhacgiakhoa/antigravity-ide
Commit: c4a059b

Reviewed: 5 days ago

Table of Contents

Discovery Implementation Validation

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