edge-cases

Analyze PRDs to identify edge cases and generate Markdown reports.

232|38|Updated Jan 18, 2026
One-click install
npx skills add https://github.com/rohunj/claude-build-workflow --skill edge-cases
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: edge-cases
Source: https://github.com/rohunj/claude-build-workflow/tree/main/skills/edge-cases
Command: npx skills add https://github.com/rohunj/claude-build-workflow --skill edge-cases

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Edge-case analysis helps product teams strengthen PRDs by systematically identifying potential edge cases, failure modes, and overlooked scenarios early in development.

Core Features & Use Cases

  • Comprehensive category checklists: Systematically evaluates each user story against defined edge-case categories (Input, State, User Behavior, Error Handling, Data, Security, Performance).
  • Severity rating and actionable outputs: Rates each edge case as Critical/High/Medium/Low and proposes PRD updates or new stories.
  • Structured output for PRD improvements: Produces a ready-to-use Markdown report with new acceptance criteria and technical considerations.

Quick Start

Provide your PRD and user stories to this skill to generate a comprehensive edge-case analysis report.

Frequently Asked Questions about edge-cases

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

FAQPage Schema
How do I identify edge cases and failure modes in a PRD?

To identify edge cases in a PRD, analyze user stories against a structured category checklist covering Input, State, User Behavior, Error Handling, Data, Security, and Performance to systematically uncover hidden failure modes.

What is edge case analysis in product management?

Edge case analysis in product management is the process of systematically evaluating user stories to uncover overlooked scenarios and failure modes early, assigning severity ratings to guide actionable PRD updates and new story generation.

How do I update user stories and acceptance criteria for missed scenarios?

Update user stories and acceptance criteria by generating a markdown-ready report that recommends specific PRD updates, new stories, and technical considerations based on a severity-rated analysis of potential failure modes.

Can I use a category checklist to evaluate PRD risk and security vulnerabilities?

Yes, you can evaluate PRD risk and security vulnerabilities by applying a comprehensive category checklist that specifically tests user stories against defined security and error handling categories to pinpoint critical failure modes.

What is the best way to prioritize product management risks in a PRD?

The best way to prioritize product management risks in a PRD is to assign severity ratings—Critical, High, Medium, or Low—to each identified edge case, directly guiding the prioritization of PRD updates and new user stories.