sdd-prd

Generates structured PRDs with acceptance criteria, personas, workflows, and Mermaid diagrams from vague requirements.

Updated Aug 23, 2026
One-click install
npx skills add https://github.com/Seok-Ryu/spec-driven-flow-with-agents --skill sdd-prd
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: sdd-prd
Source: https://github.com/Seok-Ryu/spec-driven-flow-with-agents/tree/main/.claude/skills/sdd-prd
Command: npx skills add https://github.com/Seok-Ryu/spec-driven-flow-with-agents --skill sdd-prd

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Ambiguity in stakeholder requirements often leads to misaligned expectations, scope creep, and delayed product delivery. This skill helps teams convert vague inputs into a structured PRD that clearly defines scope, acceptance criteria, and success metrics.

Core Features & Use Cases

  • Define PRD structure using mandatory and optional sections, enabling consistent documentation across initiatives.
  • Generate Mermaid diagrams, user flows, and decision traces to visualize the product lifecycle.
  • Support phase-based workflows (Discovery, Drafting, Review, PRD Review) and maintain versioned histories of changes.

Quick Start

Provide the initial feature idea and any known requirements to begin drafting the PRD.

Frequently Asked Questions about sdd-prd

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I turn vague requirements into a structured PRD?

To turn vague requirements into a structured PRD, you extract user needs, personas, and acceptance criteria to enforce templates, phase workflows, and clear success metrics for product delivery.

What is the best way to visualize user flows in a PRD?

The best way to visualize user flows in a PRD is to generate Mermaid diagrams and decision traces, which map out the product lifecycle and enforce clear success criteria.

How do you manage PRD versioning and review phases?

You manage PRD versioning and review phases by applying phase-based workflows spanning Discovery, Drafting, and Review, while maintaining a versioned history of all requirement changes.

Can I enforce mandatory sections and templates for product documentation?

Yes, you can enforce mandatory and optional sections for product documentation to define the PRD structure, enabling consistent specification across different product initiatives.

What is needed to start drafting a PRD from an initial feature idea?

To start drafting a PRD, you need to provide the initial feature idea along with any known stakeholder requirements to begin extracting user needs and defining the scope.