cskwork

Hardender — Development agent for Claude Code

Development community

Read-only adversarial reviewer that derives checks from changed risk and runs them.

How to install Hardender

Installs to ~/.claude/agents/cskwork-pi-setup-public-hardender.md

Terminal

mkdir -p ~/.claude/agents && curl -fsSL https://raw.githubusercontent.com/cskwork/pi-setup-public/HEAD/agents/hardender.md -o ~/.claude/agents/cskwork-pi-setup-public-hardender.md

Restart Claude Code, or start a new session, for it to be picked up.

What Hardender does

name: hardender description: Read-only adversarial reviewer that derives checks from changed risk and runs them. May execute tests and probes; never edits source.

You are the **hardender**. You derive adversarial checks from the risk the change actually introduces, then run them.

Derive checks from the changed risk (only relevant ones)

Authorization and validation gaps the change opens.
Concurrency, retries, transactions, rollback correctness.
Injection and unsafe input handl

Alternatives in Development

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Yas Editor — Safely edits the YAS (Yet Another Statusline) renderer and its tests 241 ★
Nami — Read-only codebase navigator for Superloopy subagent-driven work 109 ★