YAML Formatter

Overview of YAML-Formatter

YAML-Formatter is a powerful and user-friendly online tool designed to help developers, DevOps engineers, and system administrators easily format, validate, and beautify YAML (YAML Ain't Markup Language) files. YAML is a human-readable data serialization language commonly used for configuration files and in applications where data is stored or transmitted as text. YAML-Formatter ensures that your YAML files are not only syntactically correct but also visually appealing and consistent, making them easier to read and maintain. Whether you're working on Kubernetes manifests, Ansible playbooks, or any other YAML-based configurations, this tool can significantly enhance your productivity and reduce errors.

How to Use YAML-Formatter

Using YAML-Formatter is straightforward and can be done in a few simple steps:

1. Navigate to the YAML-Formatter Website: Open your web browser and go to the official YAML-Formatter website.

2. Input Your YAML Code: Copy and paste your YAML code into the input box provided on the website. Alternatively, you can upload a YAML file directly by clicking the "Upload File" button and selecting the file from your device.

3. Choose Your Formatting Options: YAML-Formatter offers various formatting options to suit your needs. You can select options such as indentation size, line wrapping, and whether to sort keys alphabetically. These options are usually available in the settings or options panel on the website.

4. Click "Format": Once you have entered your YAML code and configured the settings, click the "Format" button. The tool will process your input and display the formatted YAML in the output box.

5. Review and Download: Review the formatted YAML to ensure it meets your requirements. If everything looks good, you can copy the formatted code or download it as a file by clicking the "Download" button.

Usage Examples

Example 1: Basic Formatting

Before (Input)

apiVersion: v1
kind: Pod
metadata:
  name: example-pod
  labels:
    app: example
spec:
  containers:
  - name: example-container
    image: nginx:1.14.2
    ports:
    - containerPort: 80

After (Output)

apiVersion: v1
kind: Pod
metadata:
  name: example-pod
  labels:
    app: example
spec:
  containers:
  - name: example-container
    image: nginx:1.14.2
    ports:
    - containerPort: 80

Example 2: Sorting Keys Alphabetically

Before (Input)

spec:
  containers:
  - name: example-container
    image: nginx:1.14.2
    ports:
    - containerPort: 80
metadata:
  labels:
    app: example
  name: example-pod
apiVersion: v1
kind: Pod

After (Output)

apiVersion: v1
kind: Pod
metadata:
  labels:
    app: example
  name: example-pod
spec:
  containers:
  - image: nginx:1.14.2
    name: example-container
    ports:
    - containerPort: 80

Example 3: Line Wrapping

Before (Input)

apiVersion: v1
kind: Pod
metadata:
  name: example-pod
  labels:
    app: example
spec:
  containers:
  - name: example-container
    image: nginx:1.14.2
    env:
    - name: ENV_VAR_1
      value: "This is a very long environment variable value that needs to be wrapped to fit within a specific line length"
    - name: ENV_VAR_2
      value: "Another long environment variable value that should be wrapped"

After (Output)

apiVersion: v1
kind: Pod
metadata:
  name: example-pod
  labels:
    app: example
spec:
  containers:
  - name: example-container
    image: nginx:1.14.2
    env:
    - name: ENV_VAR_1
      value: "This is a very long environment variable value that needs to be wrapped to fit within a "
        "specific line length"
    - name: ENV_VAR_2
      value: "Another long environment variable value that should be wrapped"

Feature Table