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YAML Formatter
Format, validate, and clean YAML configuration files with 2-space indentation.
Quick Summary:
Format and validate YAML files online. Fix indentation and syntax errors for Docker and Kubernetes configs.
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Input & Controls
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What is YAML Formatter?
Clean and format YAML files used in Docker, Kubernetes, CI/CD pipelines, and GitHub Actions.
Unlike traditional online utilities that upload your sensitive payloads to a remote server, TechnoLila's YAML Formatter executes 100% locally in your web browser using modern JavaScript APIs, HTML5 Canvas, and SVG vector rendering. No barcodes, asset IDs, Wi-Fi credentials, tokens, or proprietary payloads ever leave your device.
How to Use YAML Formatter Online
Paste your YAML file and click "Format YAML".
YAML Formatter Example
Example Input:
version: '3.8'
services:
web:
image: nginx
ports:
- "80:80"Example Output:
version: '3.8'
services:
web:
image: nginx
ports:
- "80:80"Common Use Cases
Formatting docker-compose.yml, Kubernetes manifests, GitHub Actions workflows.
Common Mistakes & Gotchas
Using Tab characters instead of spaces (YAML forbids tabs).
Frequently Asked Questions
Why does YAML reject tabs?
The YAML specification requires ASCII spaces for indentation to guarantee consistent visual hierarchy across editors.
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