methodology-waterfall

Generate Waterfall stage-gate plans with SRS and SDD templates.

Updated Mar 6, 2026
One-click install
npx skills add https://github.com/oyjs1989/marketplace --skill methodology-waterfall
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: methodology-waterfall
Source: https://github.com/oyjs1989/marketplace/tree/main/skills/methodology-waterfall/skills/methodology-waterfall
Command: npx skills add https://github.com/oyjs1989/marketplace --skill methodology-waterfall

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) components.

What problem does it solve?

Waterfall methodology provides a formal, document-driven approach to software development, enabling teams to plan, approve, and track progress across distinct, sequential stages.

Core Features & Use Cases

  • Stage-gate planning: defines decision points between phases to ensure governance.
  • Artifact templates: provides SRS and SDD templates, traceability, and acceptance criteria.
  • Governance and risk management: checklists, approvals, and change-control processes to manage scope and quality.
  • Use Case: Large, regulated projects requiring extensive documentation and upfront planning.

Quick Start

Describe your project scope and generate a stage-gate plan with required documents.

Frequently Asked Questions about methodology-waterfall

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

FAQPage Schema
How do I create a stage-gate plan for a Waterfall SDLC project?

Generate a stage-gate plan by defining sequential Waterfall SDLC phases with formal decision points for governance. This enforces structured planning, controlled approvals, and documentation standards across requirements, design, and verification stages.

What is a Waterfall stage-gate process in software development?

A Waterfall stage-gate process is a formal, document-driven SDLC approach enforcing sequential phases with approval checkpoints. It ensures governance by requiring controlled reviews before advancing to the next development stage.

Do I need SRS and SDD templates for regulated Waterfall projects?

Yes, you need SRS and SDD templates for regulated Waterfall projects to formalize requirements and design documentation. These templates provide necessary traceability and acceptance criteria for verification and governance approvals.

How do I manage scope and risk in a sequential SDLC methodology?

Manage scope and risk in a sequential SDLC methodology by applying structured checklists, formal approvals, and change-control processes. This enforces required governance and maintains quality across distinct development phases.

When should I use a Waterfall methodology instead of an iterative approach?

Use a Waterfall methodology when managing large, regulated projects requiring extensive upfront planning and formal documentation. It suits environments demanding strict governance, stage-gate approvals, and defined requirements before design.