chaos-engineer

chaos-engineer is an open-source testing skill for Claude Code and compatible agents, published by Jeffallan. Its author describes it as: “Designs chaos experiments, creates failure injection frameworks, and facilitates game day exercises for distributed systems — producing runbooks, experiment manifests, rollback procedures, and post-mortem templates. U…”. The project has 11k stars on GitHub and is available under the MIT license. Add it to your setup with `/plugin marketplace add Jeffallan/claude-skills`.

What chaos-engineer does

- Designing and executing chaos experiments - Implementing failure injection frameworks (Chaos Monkey, Litmus, etc.) - Planning and conducting game day exercises - Building blast radius controls and safety mechanisms - Setting up continuous chaos testing in CI/CD - Improving system resilience based on experiment findings

Installation

Add chaos-engineer to your agent with:

/plugin marketplace add Jeffallan/claude-skills

Always review a skill's source before installing it. This command comes from the skill's public repository; the linked repo is the source of truth for exact setup steps.

What's inside

The SKILL.md for chaos-engineer is organised into these sections:

• When to Use This Skill
• Core Workflow
• Reference Guide
• Safety Checklist
• Output Templates
• Concrete Example: Pod Failure Experiment (Litmus Chaos)
• Step 1 — Define steady state and apply the experiment
• Step 2 — Create and apply a Litmus ChaosEngine manifest
• Step 3 — Monitor during the experiment
• Step 4 — Rollback / abort if steady state is violated
• Concrete Example: Network Latency with toxiproxy
• Concrete Example: Chaos Monkey (Spinnaker / standalone)

When to use it

Reach for chaos-engineer when you want testing help from your agent without writing the same instructions every session. Load the skill and the agent picks it up automatically for relevant tasks.

Strengths

• Clear MIT license — safe to read and adapt
• Ships in Jeffallan/claude-skills, an established project with 11,060 GitHub stars
• Actively maintained (recent commits)

Topics

Frequently asked questions

What does chaos-engineer do?

Designs chaos experiments, creates failure injection frameworks, and facilitates game day exercises for distributed systems — producing runbooks, experiment manifests, rollback procedures, and post-mortem templates. Use when designing chaos experiments, implementing failure injection frameworks, or conducting game day exercises. Invoke for chaos experiments, resilience testing, blast radius control, game days, antifragile systems, fault injection, Chaos Monkey, Litmus Chaos.

How do I install chaos-engineer?

Run /plugin marketplace add Jeffallan/claude-skills in your agent, then reload your skills. Review the source at https://github.com/Jeffallan/claude-skills before installing.

Is chaos-engineer free to use?

Yes. chaos-engineer is free and open source under the MIT license, so you can read, run, and adapt it within that license's terms.

Where does chaos-engineer come from?

chaos-engineer ships inside Jeffallan/claude-skills, a repository that contains 41 catalogued skills in total. The repository's 11,060 GitHub stars apply to that whole collection, not to this skill on its own.