SDD FAQs

Question 1

How does SDD enhance the development workflow?

Accepted Answer

SDD ensures a consistent workflow from specification initialization to task breakdown and implementation. It supports high-quality TDD, enables interactive design validation, tracks progress, and helps visualize implementation gaps, all through AI-guided steps.

Question 2

What are the system requirements for running SDD?

Accepted Answer

SDD requires Bun >= 1.0.0 (recommended) or Node.js >= 20. It is supported on macOS, Linux, and WSL2. Native Windows is currently not supported.

Question 3

Can SDD be integrated with AI coding assistants?

Accepted Answer

Yes, SDD functions as an MCP server, providing its suite of custom tools and commands that can be invoked directly from compatible MCP clients like Claude Code, allowing AI assistants to manage and execute development phases.

Question 4

What is SDD and what is its primary function?

Accepted Answer

SDD (Spec-Driven Development) is a tool that orchestrates a comprehensive development workflow, integrating requirements, design, implementation (with TDD), and validation within an MCP client. It provides custom slash commands for AI assistants to manage the entire spec lifecycle.

Question 5

What kind of development support tools does SDD offer?

Accepted Answer

SDD provides 10 development support MCP tools covering Specification Management (init, requirements, design, tasks, impl, status), Steering Documents (steering, custom), and Validation (design quality, implementation gap analysis).

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