Dockerfile Formatter
Format and clean Dockerfiles
Input
Formatted Output
About Dockerfile Formatter
Clean up and standardize your Dockerfiles. This tool capitalizes instructions, removes excess whitespace, and ensures consistent indentation for multi-line commands.
About Dockerfile Formatter
1What is it?
Format and validate your Dockerfiles. Organize instructions, fix indentation, and ensure best practices. Keep your container configurations clean and readable.
2Use Cases
- Standardize Dockerfile style across a team
- Fix indentation and spacing issues
- Improve readability of complex multi-stage builds
- Prepare Dockerfiles for code review
3Examples
Format Dockerfile
Input
FROM node:18 RUN npm install
Output
FROM node:18 RUN npm install
?Frequently Asked Questions
Does it validate syntax?
It performs basic syntax checking and formatting, but for deep validation of package versions or commands, you should try building the Dockerfile.