# Stage 5: OpenSpec Applied

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English | [中文](./README_CN.md)

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## Objectives

Master document-driven development with OpenSpec: turn structured specifications into working applications using AI-powered workflows.

## Lessons

- **[Lesson 08](./Lesson08_OpenSpec_Getting_Started/)**: OpenSpec Getting Started
  - OpenSpec core concepts and workflow
  - Specification-driven AI development practice
  - Hands-on project from spec to implementation

- **[Lesson 09](./Lesson09_OpenSpec_Advanced_Practice/)**: OpenSpec Advanced Practice
  - Advanced engineering workflow (from 3 to 7 commands)
  - Production-grade specification management
  - Complex project orchestration with OpenSpec

## Project Structure

- `Lesson08_OpenSpec_Getting_Started/CourseWare/`: lesson slides and live collaboration files
- `Lesson09_OpenSpec_Advanced_Practice/CourseWare/`: lesson slides and live collaboration files

## Courseware

Stage 5 includes both presentation and editable whiteboard assets:

- `06_OpenSpec.pptx`
- `06_OpenSpec入门实战.excalidraw`
- `07_OpenSpec.pptx`
- `07_OpenSpec应用进阶.excalidraw`

## Learning Outcomes

Understand the OpenSpec methodology and apply specification-driven development to build real-world projects with AI assistance. Master the full 7-command workflow for production-grade engineering.