edge-cases

Identify and document edge cases, failure modes, and overlooked scenarios in PRDs.

Updated Aug 27, 2026

Search Tags:#requirements #risk-management #product-management #acceptance-criteria #prd-analysis #edge-case-analysis

Ready to run

npx skills add https://github.com/mirandagabrieldev/claude-build-template --skill edge-cases-mirandagabrieldev

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Please help me install this Agent Skill.
Skill: edge-cases
Source: https://github.com/mirandagabrieldev/claude-build-template/tree/main/skills/edge-cases
Command: npx skills add https://github.com/mirandagabrieldev/claude-build-template --skill edge-cases-mirandagabrieldev

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Edge-case analysis helps teams systematically uncover edge cases, failure modes, and overlooked scenarios in PRDs to prevent brittle implementations.

Core Features & Use Cases

Comprehensive categories identify inputs, state, user behavior, error handling, data, security, and performance edge cases.
PRD uplift: Proposes acceptance criteria, new stories, or updates to requirements to cover edge cases.
Output deliverable: Produces a structured edge-case report with prioritization and recommendations.

Quick Start

Evaluate the current PRD and run a structured edge-case analysis to generate recommended updates for the PRD.

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 in a PRD before development starts?▼

Edge case analysis in PRDs involves systematically evaluating user stories, functional requirements, and acceptance criteria to uncover failure modes across categories like data, security, and performance, producing a prioritized report with recommended specification updates.

What is edge case analysis in product management?▼

Edge case analysis in product management is the process of systematically uncovering failure modes and overlooked scenarios in PRDs to prevent brittle implementations, categorizing them by severity to propose targeted updates to acceptance criteria and functional requirements.

How do I document failure modes and edge cases for acceptance criteria?▼

Document failure modes for acceptance criteria by evaluating inputs, state transitions, user behaviors, and error handling within the PRD to generate an edge case analysis report, proposing new stories or requirement updates to cover the identified scenarios.

Can I use edge case analysis to update acceptance criteria for risk management?▼

Yes, you can use edge case analysis for risk management by evaluating your PRD to surface overlooked scenarios and failure modes, which then generates recommended updates and new acceptance criteria to strengthen the product specification against potential risks.

What categories of edge cases should I look for when analyzing a PRD?▼

When analyzing a PRD, look for edge cases across inputs, state, user behavior, error handling, data, security, and performance categories to ensure comprehensive coverage of failure modes and overlooked scenarios in your product specification.