🧪 Let Him Code — AI Web Scaffolding Platform

Let Him Code with 99.1% purity while you go touch some grass.

An AI-powered platform that converts natural language prompts into fully scaffolded, sandboxed Next.js applications — complete with live preview and iterative refinement.

✨ Features

• Natural Language → Code — Describe your idea, get a complete Next.js project.
• Sandboxed Preview — Every generation runs in an isolated e2b sandbox with a live URL.
• Iterative Refinement — Continue the conversation to tweak and improve your generated project.
• Project History — All your creations are saved and accessible from the dashboard.
• Code Explorer — Browse generated files with syntax highlighting and one-click copy.
• Daily Rate Limit — 2 free generations per day, no account tiers needed.

🛠 Tech Stack

Layer	Technology
Framework	Next.js 15 (App Router)
Styling	Tailwind CSS v4
Database	PostgreSQL + Prisma ORM
Auth	Clerk
AI	Inngest Agent Kit + Gemini 2.5 Flash
Sandbox	e2b
UI Library	shadcn/ui

🚀 Getting Started

Prerequisites

• Bun (v1.0+)
• Docker (for PostgreSQL) or a hosted Postgres instance
• API keys for Clerk, Gemini, and e2b

1. Clone & Install

git clone https://github.com/YOUR_USERNAME/lethimcode.git
cd lethimcode
bun install

2. Environment Setup

Copy the example env file and fill in your secrets:

cp .example.env .env

Variable	Description
DATABASE_URL	PostgreSQL connection string
NEXT_PUBLIC_CLERK_PUBLISHABLE_KEY	Clerk publishable key
CLERK_SECRET_KEY	Clerk secret key
GEMINI_API_KEY	Google Gemini API key
E2B_API_KEY	e2b sandbox API key

3. Database Setup

# Start PostgreSQL (if using Docker)
docker compose up -d

# Run Prisma migrations
bunx prisma migrate dev

4. Run Development Server

bun dev

Open http://localhost:3000 in your browser.

Note: You also need to run the Inngest dev server for AI generation to work:

bunx inngest-cli@latest dev

📁 Project Structure

├── app/              # Next.js App Router pages & API routes
├── components/       # Shared UI components (shadcn/ui)
├── modules/          # Feature modules (auth, home, messages, projects)
│   ├── auth/         #   Authentication actions
│   ├── home/         #   Landing page & project creation
│   ├── messages/     #   Chat interface & message handling
│   └── projects/     #   Project CRUD & code viewer
├── inngest/          # AI agent functions & tools
├── lib/              # DB client, utilities, rate limiting
├── prisma/           # Schema & migrations
├── sandbox-templates/# e2b sandbox configuration
└── public/           # Static assets