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Dockerfile Gen
Generate basic Dockerfiles. This tool runs 100% locally in your browser.
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FROM node:20-alpine # Create app directory WORKDIR /app # Install app dependencies COPY package*.json ./ RUN npm install # Bundle app source COPY . . EXPOSE 3000 CMD ["npm", "start"]
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What is Dockerfile Gen?
Generate a starter Dockerfile for your application. Select your base image (Node, Python, Go, etc.) and get a production-ready Dockerfile instantly.
Includes best practices like multi-stage builds and user permissions.
When to Use This Tool
- 1Containerizing web applications
- 2Setting up development environments
- 3Learning Docker basics
Examples
Input
Language: Node.js, Port: 3000
Result
FROM node:18-alpine...
Frequently Asked Questions
Is it production ready?
It provides a solid foundation, but you should always review security requirements and specific dependencies for your app.
Privacy & Security
Privacy is our priority. Unlike many other online tools, ToolsHub doesn't upload your data to any server. Whether you're processing sensitive text, calculating financial data, or generating passwords, everything stays in your browser.