What is the Dockerfile Generator?
Generate a starter Dockerfile for common stacks. The Dockerfile Generator is a free online tool that works instantly in your browser — no installation, no signup and nothing to upload. It sits alongside other DevOps tools on DevNibble such as .gitignore Generator, Docker Compose Generator, .editorconfig Generator.
How to use the Dockerfile Generator
- Choose the options you want.
- Click Generate to create your output.
- Copy or download the results.
Features
- Runs 100% in your browser — your data is never uploaded or stored.
- Free forever, with no account, no ads and no tracking.
- Copy or download your result in one click.
- Fast and responsive on desktop, tablet and mobile.
Frequently asked questions
Is the Dockerfile Generator free to use?
Yes — Dockerfile Generator is completely free with no sign-up, no ads and no limit on how many times you can use it.
Is my data private when I use the Dockerfile Generator?
Everything happens locally in your browser. Your input is never sent to a server, which makes Dockerfile Generator safe to use with private or sensitive data.
How do I use the Dockerfile Generator?
Choose your options and click Generate. Every result can be copied with a single click.
Are the generated values unique?
Dockerfile Generator generates fresh values locally each time you run it, using secure randomness where it matters. Generate a starter Dockerfile for common stacks.