🧪 Impl
This skill helps you implement features and write code based on Plans.md tasks, ensuring quality gates and non hard-coded solutions.
npx playbooks add skill chachamaru127/claude-code-harness --skill impl
About Impl
Impl is a free testing & qa skill that configures AI coding agents to this skill helps you implement features and write code based on plans.md tasks, ensuring quality gates and non hard-coded solutions.
Its 20-word system prompt specializes your agent in testing & qa with structured methodology and proven output formats. Install with one command to activate immediately.
Use Cases
- Writing unit, integration, and end-to-end tests
- Setting up test coverage and CI pipelines
- Refactoring legacy code with confidence using tests
- Creating test plans and QA checklists
Example Prompts
System Prompt (20 words)
This skill helps you implement features and write code based on Plans.md tasks, ensuring quality gates and non hard-coded solutions.
Frequently Asked Questions
What is Impl?
Impl is a free testing & qa skill for AI coding agents. This skill helps you implement features and write code based on Plans.md tasks, ensuring quality gates and non hard-coded solutions.. It provides a specialized system prompt that configures your agent with testing & qa expertise.
How do I use Impl with Claude Code?
Run npx playbooks add skill chachamaru127/claude-code-harness --skill impl in your terminal to install Impl into your Claude Code session. It works immediately after installation.
Which AI coding agents work with Impl?
Impl is compatible with Claude Code, Cursor, GitHub Copilot, Windsurf, OpenClaw, Cline, and any AI agent that supports custom system prompts or .cursorrules files.
Is Impl free to use?
Yes, Impl is completely free and open source. The full source is available on GitHub at https://github.com/chachamaru127/claude-code-harness/tree/main/skills/impl. You only need a subscription to the AI agent you use it with.
