Dockerfile Generator

Generate Dockerfiles from language and framework presets for Node.js, Python, Go, Java, and more.

Preset

Base Image

WORKDIR

EXPOSE port

COPY files (dependency manifests)

Install command

Build command

Start command (CMD)

Add non-root userMulti-stage build

Dockerfile

FROM node:20-alpine
WORKDIR /app

COPY package*.json .
RUN npm ci --omit=dev

COPY . .
RUN npm run build

EXPOSE 3000

RUN addgroup -S appgroup && adduser -S appuser -G appgroup
USER appuser

CMD ["node", "dist/index.js"]

Was this page helpful?

Dockerfile Generator

Related tools