BuildUtilities

Dockerfile Generator – Free Online Tool

Generate Dockerfiles from a form. Choose base images, set commands, configure multi-stage builds.

✦ FreeNo SignupInstantDevOpsDevOps Config Files Guide
FROM node:20-alpine
WORKDIR /app
COPY package*.json ./
RUN npm ci --only=production
COPY . .
RUN npm run build
USER node
EXPOSE 3000
CMD ["node", "dist/index.js"]

How to Use Dockerfile Generator

  1. 1

    Configure

    Choose base image, set workdir, commands, and ports.

  2. 2

    Options

    Toggle multi-stage build, COPY, and USER.

  3. 3

    Download

    Download or copy your Dockerfile.

Common Use Cases

  • ✦Containerizing applications
  • ✦Learning Dockerfile best practices
  • ✦Quick Docker prototyping

Share

Share a link to this tool. Results can be passed via URL parameters.

https://buildutilities.com/share/dockerfile-generator

Frequently Asked Questions

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