SDD Templates & Spec Packs
Free templates for Spec-Driven Development.
PRD, API contracts, schema, and architecture docs ready for AI coding.
Featured Resources
SDD Template Pack
The master template for Spec-Driven Development. Includes PRD, API, Schema & Arch stubs.
Get TemplatePRD Document Template
Industry-standard PRD format. Includes non-goals, acceptance criteria, and user stories.
View TemplateAI for Product Managers
The complete workflow for PMs building with AI. From discovery to spec handoff.
Read GuideAll Templates
Spec-Driven Development Template Pack (Free Download)
Download the complete SDD template pack: PRD, API spec, database schema, architecture doc, and more. Ready-to-use Markdown templates for AI coding projects.
API Spec Template (OpenAPI) for AI Coding
Free OpenAPI template designed for AI coding tools. Includes endpoint contracts, request/response schemas, error handling, and authentication. Prevents hallucinated APIs.
Database Schema Documentation Template
Download the database schema template for AI coding projects. Includes tables, columns, relationships, indexes, and RLS policies.
PRD Template for AI Apps (Free Download)
Download a production-ready PRD template designed for AI coding projects. Includes scope lock, user stories, acceptance criteria, and non-goals to prevent scope creep.
Architecture Document Template (Free Download)
Download the complete architecture documentation template. Includes system diagrams, component inventory, patterns, and deployment specs.
Manual Templates vs. Context Ark
| Feature | Manual Templates | Context Ark |
|---|---|---|
| Time to Spec | Hours/Days | Minutes |
| Consistency | Varies by author | 100% Uniform |
| Internal Linking | Fragile | Automatic & Robust |
| AI Optimization | Generic | Tuned for LLMs |
Start here
Start free: diagnose → generate PRD → generate spec pack
Use the tools below to turn a brain dump into build-ready specs.