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	Next.js + Prisma	Full-stack web app
nextjs-saas	Next.js + Stripe	SaaS product
nextjs-static	Next.js + Framer	Landing page
nuxt-app	Nuxt 3 + Pinia	Vue full-stack app
express-api	Express + JWT	REST API
python-fastapi	FastAPI	Python API
react-native-app	Expo + Zustand	Mobile app
flutter-app	Flutter + Riverpod	Cross-platform mobile
electron-desktop	Electron + React	Desktop app
chrome-extension	Chrome MV3	Browser extension
cli-tool	Node.js + Commander	CLI app
monorepo-turborepo	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.

app-builder