# Shaft Nonfunctional Test Design

> Use when designing measurable risk-based tests for performance, security, reliability, recovery, compatibility, scalability, usability, or operations.

- Skill: `shafthq/shaft-nonfunctional-test-design` (Agent Skill, multi-file: 3 files)
- Install (CLI): `npx skillmds@latest add shafthq/shaft-nonfunctional-test-design`
- Raw SKILL.md: https://api.skillmd.com/api/skills/shafthq/shaft-nonfunctional-test-design/raw
- Safety review: pending
- Works with: Claude Code, Claude.ai, OpenAI Codex
- Category: Security
- Author: shafthq (https://skillmd.com/u/shafthq)
- Updated: 2026-09-17
- Page: https://skillmd.com/skills/shafthq/shaft-nonfunctional-test-design

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# SHAFT Nonfunctional Test Design

Start with [shaft-developer](../shaft-developer/SKILL.md), then read and follow [the nonfunctional-test-design playbook](references/playbook.md).