Dockerfile Generator

Generate production-ready Dockerfiles with multi-stage builds, non-root users, and health checks — for any stack.

Project Type

Configuration

Node Version

Working Directory

Exposed Port

Build Command

Start Command

Environment Variables (KEY=value, one per line)

Security & Best Practices

Multi-stage build

Smaller final image, no dev dependencies

Run as non-root user

Recommended for production security

Health check

Enables container orchestration health monitoring

Generated Dockerfile

Dockerfile

FROM node:20-alpine
WORKDIR /app
COPY package*.json ./
RUN npm ci
COPY . .
RUN npm run build
RUN addgroup --system --gid 1001 appgroup && adduser --system --uid 1001 appuser
USER appuser

EXPOSE 3000

CMD ["node","server.js"]

🔒

Generated with security best practices: minimal base images, non-root execution, and layer caching optimization.