Learn by levels
Every guide is tagged by level in the sidebar. Paths: Beginner · Intermediate · Advanced — even if you don’t program. Or learn by doing with the interactive course.
SDD Template
Learn Spec-Driven Development and apply it to real projects — with AI as your co-pilot and a machine-checked golden rule. No code before an approved spec and a consistent plan.
Apply it for real
Compact spec/ sidecar for real projects, /sdd:* agent commands, and validation scripts that enforce the gate.
State of the art
Where this template stands vs Spec Kit, Kiro, OpenSpec and the 2026 ecosystem: SDD in 2026.
En español
Toda la documentación existe en español: usa el selector de idioma o ve a las guías en español.