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frd

Translate PRD features into functional specifications with traceability and error catalogs.

1|Updated Mar 31, 2026
Search Tags:#traceability#frd#requirements-engineering#functional-specifications#prd-to-frd#fs-templates
One-click install
npx skills add https://github.com/shirogin/jesuph-skills --skill frd
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: frd
Source: https://github.com/shirogin/jesuph-skills/tree/main/.agents/skills/frd
Command: npx skills add https://github.com/shirogin/jesuph-skills --skill frd

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Functional Requirements Documents (FRD) are essential for turning product ideas into concrete, implementable specifications. This skill translates PRD features into precise, testable system behavior descriptions that reduce ambiguity, align engineering, product, and stakeholder expectations, and enable accurate planning and verification.

Core Features & Use Cases

  • Translate product features from a PRD into precise functional specifications using a SHALL-style language that guides implementation.
  • Establish complete traceability: FRD -> FEAT -> PRD/BRD -> SOW to support validation and delivery.
  • Provide templates and recommended folder structure and artifacts organization to ensure consistent FRD artifacts (system overview, data model, integration specs, error catalog, and security notes).

Quick Start

Provide a complete FRD skeleton for the given PRD and save artifacts to the designated folder.

Frequently Asked Questions about frd

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

FAQPage Schema
How do I translate PRD features into functional specifications?▼

Translating PRD features into functional specifications involves mapping each product feature to one or more implementation-ready FS items using SHALL-style language. This process documents preconditions, postconditions, and errors to formalize system behavior.

What is traceability in requirements engineering and when do I need it?▼

Traceability in requirements engineering links FRD items back to PRD, BRD, and SOW documents. You need it to support validation, align stakeholder expectations, and ensure accurate delivery verification.

How to generate an FRD from a PRD step by step?▼

Generating an FRD from a PRD requires mapping FEAT items to formal functional specifications, establishing an error catalog, defining non-functional requirements, and saving artifacts like system overviews and data models to a designated folder structure.

Does generating an FRD require a specific folder structure for artifacts?▼

Generating an FRD utilizes a recommended folder structure to ensure consistent artifact organization. This structure saves system overviews, integration specs, error catalogs, and security notes alongside the functional specifications.

What's the best way to ensure FRD quality and reduce ambiguity?▼

Ensuring FRD quality and reducing ambiguity requires documenting measurable non-functional requirements, security boundaries, and an error catalog. Using SHALL-style language for functional specifications further guides precise implementation.

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