ComfyUI Local Install: Stable Diffusion Without the Cloud

Introduction

Self-hosting gives you full control over your data and privacy. This guide walks through everything step by step.

Prerequisites

• Docker & Docker Compose
• 4GB RAM recommended
• Domain or local DNS

Installation

version: '3.8'
services:
  app:
    image: example/app:latest
    ports:
      - "3000:3000"
    volumes:
      - ./data:/data
    restart: unless-stopped

docker compose up -d
docker logs -f app

Configuration

Open http://localhost:3000 and complete the setup wizard. Configure storage and admin credentials.

Troubleshooting

• Port conflict: Change host port
• Permissions: sudo chown -R 1000:1000 ./data

Conclusion

You now have a fully self-hosted solution running locally.