Next.js 16 starter with Neon Postgres, authentication, and row-level security.

• Framework: Next.js 16 (App Router) + React 19 + TypeScript
• Styling: Tailwind CSS v4 + shadcn/ui
• Database: Neon Serverless Postgres + Drizzle ORM
• Auth: Neon Auth (Better Auth) + Data API
• Security: Row-Level Security (RLS)

• Bun (recommended) or Node.js 18+
• Neon Account (required) - Create one here

# macOS / Linux
curl -fsSL https://bun.sh/install | bash

# Windows
powershell -c "irm bun.sh/install.ps1|iex"

# Or via npm
npm install -g bun

1. Clone the repository

2. Install dependencies:

   bun install

3. Set up Neon - Follow the Neon Setup Guide to:

   • Create a Neon project
   • Enable Neon Auth
   • Enable Data API
   • Get your DATABASE_URL

4. Create .env.local:

   DATABASE_URL='postgresql://user:pass@ep-xxx-pooler.region.aws.neon.tech/neondb?sslmode=require'

5. Run migrations:

   bun db:migrate

6. Start development server:

   bun dev

7. Open https://localhost:3000

bun dev          # Start dev server (https://localhost:3000)
bun build        # Production build
bun start        # Start production server
bun lint         # Run Biome linter
bun format       # Format code with Biome

bun db:generate  # Generate migration files
bun db:migrate   # Run migrations
bun db:studio    # Open Drizzle Studio

bunx shadcn@latest add <component-name>

• Neon Database Setup - Account setup, Auth, Data API, CLI, branching

src/
├── app/              # Next.js App Router pages
├── components/       # React components
│   └── ui/           # shadcn/ui primitives
├── db/               # Drizzle schema and migrations
├── hooks/            # TanStack Query hooks
├── lib/              # Utilities and query functions
└── types/            # TypeScript types