# Groundwork

> Groundwork is a structured development workflow plugin that guides you from product requirements through architecture, implementation, and validation. It provides 28 skills and 22 commands covering product design (EARS requirements), architecture decision-making, test-driven development, systematic debugging, and multi-agent validation. Features include worktree-isolated task execution, parallel adversarial debugging with agent swarms, 9-agent validation loops, spec synchronization, and monorepo

## Facts
- Page: https://tashan.sh/capability/plugin-etr-groundwork-groundwork
- tashan id: plugin:etr/groundwork/groundwork
- Source: https://github.com/etr/groundwork
- Type: plugin
- Category: other
- tashan score: 50.0 / 100
- Adoption: 28.0
- Upkeep: 74.0
- Freshness: 82.0
- Evidence coverage: 84% of the inputs this score can use
- Health: active
- Instruction depth: solid
- GitHub stars: 41
- License: MIT
- Official: no

## Install

```sh
/plugin marketplace add anthropics/claude-plugins-community
/plugin install groundwork@claude-community
```

## Security audit
Not scanned. We audit npm-published capabilities; this one has no npm package we can resolve, or has not reached the queue. This is not a clean bill of health.

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Measured 2026-09-13 by tashan (https://tashan.sh) from public evidence. Scorer s5.