app-builder

# App Builder - Application Building Orchestrator > Analyzes user's requests, determines tech stack, plans structure, and coordinates agents. ## 🎯 Selective Reading Rule **Read ONLY files relevant to the request!** Check the content map, find what you need. | File | Description | When to Read | |------|-------------|--------------| | `project-detection.md` | Keyword matrix, project type detection | Starting new project | | `tech-stack.md` | 2025 default stack, alternatives | Choosing technologies | | `agent-coordination.md` | Agent pipeline, execution order | Coordinating multi-agent work | | `scaffolding.md` | Directory structure, core files | Creating project structure | | `feature-building.md` | Feature analysis, error handling | Adding features to existing project | | `templates/SKILL.md` | **Project templates** | Scaffolding new project | --- ## 📦 Templates (13) Quick-start scaffolding for new projects. **Read the matching template only!** | Template | Tech Stack | When to Use | |----------|------------|-------------| | [nextjs-fullstack](templates/nextjs-fullstack/TEMPLATE.md) | Next.js + Prisma | Full-stack web app | | [nextjs-saas](templates/nextjs-saas/TEMPLATE.md) | Next.js + Stripe | SaaS product | | [nextjs-static](templates/nextjs-static/TEMPLATE.md) | Next.js + Framer | Landing page | | [nuxt-app](templates/nuxt-app/TEMPLATE.md) | Nuxt 3 + Pinia | Vue full-stack app | | [express-api](templates/express-api/TEMPLATE.md) | Express + JWT | REST API | | [python-fastapi](templates/python-fastapi/TEMPLATE.md) | FastAPI | Python API | | [react-native-app](templates/react-native-app/TEMPLATE.md) | Expo + Zustand | Mobile app | | [flutter-app](templates/flutter-app/TEMPLATE.md) | Flutter + Riverpod | Cross-platform mobile | | [electron-desktop](templates/electron-desktop/TEMPLATE.md) | Electron + React | Desktop app | | [chrome-extension](templates/chrome-extension/TEMPLATE.md) | Chrome MV3 | Browser extension | | [cli-tool](templates/cli-tool/TEMPLATE.md) | Node.js + Commander | CLI app | | [monorepo-turborepo](templates/monorepo-turborepo/TEMPLATE.md) | Turborepo + pnpm | Monorepo | --- ## 🔗 Related Agents | Agent | Role | |-------|------| | `project-planner` | Task breakdown, dependency graph | | `frontend-specialist` | UI components, pages | | `backend-specialist` | API, business logic | | `database-architect` | Schema, migrations | | `devops-engineer` | Deployment, preview | --- ## Usage Example ``` User: "Make an Instagram clone with photo sharing and likes" App Builder Process: 1. Project type: Social Media App 2. Tech stack: Next.js + Prisma + Cloudinary + Clerk 3. Create plan: ├─ Database schema (users, posts, likes, follows) ├─ API routes (12 endpoints) ├─ Pages (feed, profile, upload) └─ Components (PostCard, Feed, LikeButton) 4. Coordinate agents 5. Report progress 6. Start preview ``` ## When to Use This skill is applicable to execute the workflow or actions described in the overview. ## Limitations - Use this skill only when the task clearly matches the scope described above. - Do not treat the output as a substitute for environment-specific validation, testing, or expert review. - Stop and ask for clarification if required inputs, permissions, safety boundaries, or success criteria are missing.