# Claude Everything

> A reference skill that exercises every supported frontmatter field — the six base Agent Skills fields plus all thirteen Claude Code extensions. Use when testing skref's --allow-claude-fields support or as a worked example of the full Claude frontmatter surface.

- Skill: `alephic-ai/claude-everything` (Agent Skill)
- Install (CLI): `npx skillmds@latest add alephic-ai/claude-everything`
- Raw SKILL.md: https://api.skillmd.com/api/skills/alephic-ai/claude-everything/raw
- Safety review: pending
- Works with: Claude Code, Claude.ai, OpenAI Codex
- Category: AI & ML
- License: Apache-2.0
- Author: alephic-ai (https://skillmd.com/u/alephic-ai)
- Updated: 2026-09-22
- Page: https://skillmd.com/skills/alephic-ai/claude-everything

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# Claude Everything

A test fixture whose frontmatter uses every frontmatter field skref supports: the six
base Agent Skills fields and all thirteen Claude Code extensions.

It validates only when `--allow-claude-fields` is set, and is rejected under the base
Agent Skills spec.