muster

A minimal example skill with only the required fields. Demonstrates the smallest conforming SKILL.md.

A skill whose name contains the reserved word "claude", violating the Anthropic platform profile.

<instructions>Follow these steps</instructions> This skill description contains XML tags.

A skill whose body references a file using a path-traversal sequence.

A skill that references a bundled file that does not exist on disk.

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A skill with a numeric value in the metadata field, which must be string-only.

A skill whose name contains uppercase letters, violating the charset rule.

A skill whose name does not match the parent directory name.

A skill whose name starts with a hyphen, violating the naming rules.

A skill that passes both the base agentskills.io spec and the Anthropic platform profile checks.

A skill demonstrating all optional fields, including bundled files under scripts/ and assets/.

A minimal skill with only the required fields. Demonstrates the smallest conforming SKILL.md.