use-case-writer

Generate structured use cases from product descriptions with YAML frontmatter.

1|Updated Apr 3, 2026
One-click install
npx skills add https://github.com/bflandev/threadline-ai --skill use-case-writer-bflandev
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: use-case-writer
Source: https://github.com/bflandev/threadline-ai/tree/main/skills/use-case-writer
Command: npx skills add https://github.com/bflandev/threadline-ai --skill use-case-writer-bflandev

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Write fully dressed use cases from product descriptions, elevating ideas into structured specifications that guide development and alignment across stakeholders.

Core Features & Use Cases

  • Determine the appropriate goal level (Summary, Sea Level, Subfunction) to scope the use case.
  • Produce a Use Case Template with sections: Use Case ID, Title, Primary actor, Goal, Preconditions, Main success scenario, Extensions, and Postconditions.
  • Enforce quality rules for title tense, preconditions, extensions, and postconditions to ensure a production-ready artifact.

Quick Start

Provide a sea-level use-case with clearly defined goal and 4–8 steps.

Frequently Asked Questions about use-case-writer

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

FAQPage Schema
How do I convert vague product ideas into structured use cases?

To convert vague product ideas into structured use cases, provide a product description and this tool outputs a standardized template with actors, goals, preconditions, main success scenarios, extensions, and postconditions.

What is a fully dressed use case in product management?

A fully dressed use case is a structured requirements specification detailing use case ID, actors, goal level, preconditions, main success scenario, extensions, and postconditions to guide development and stakeholder alignment.

How do I determine the correct goal level when writing use case specifications?

When writing use case specifications, determine the appropriate goal level by scoping your use case as Summary, Sea Level, or Subfunction, ensuring the specification matches the required granularity for development.

Can I enforce quality rules for use case titles and postconditions automatically?

Yes, you can enforce quality rules for use case titles, preconditions, extensions, and postconditions automatically, ensuring the generated specification is a production-ready artifact with consistent YAML frontmatter output.

What is the best way to standardize requirements across multiple software projects?

The best way to standardize requirements across software projects is to apply a fixed use case template that translates vague ideas into structured, testable specifications with consistent sections and quality enforcement.

Are there limitations when generating use cases from high-level product descriptions?

When generating use cases from high-level product descriptions, limitations include needing a clearly defined goal and 4 to 8 steps for a sea-level use case to ensure the output meets quality rules and production readiness.