YAML Converter - Convert Between YAML, JSON, XML, TOML, INI & More
Free online converter: YAML to JSON, YAML to XML, YAML to TOML, INI to YAML, Properties to YAML, TOML to YAML converter and more format conversions.
Instant Conversion
See your converted data in real-time as you type
Multiple Formats
Support for 10 formats: YAML, JSON, XML, TOML, TOON, CSV, TSV, INI, Properties, ENV
Real-time Preview
Preview your converted data instantly
YAML Converter - Convert Between Formats10 formats
Free YAML converter online. Convert YAML to JSON, XML, TOML, INI, Properties, CSV, and more. Also convert INI to YAML, TOML to YAML, and Properties to YAML. With automatic format detection.
Input
Output (JSON)
Result will appear here
Key Features
Everything you need to convert between different data formats
Bidirectional Conversion
Convert from any supported format to any other format
Multiple Format Support
Support for the most popular data serialization formats
Syntax Validation
Validate your data structure before conversion
Real-time Conversion
See your converted data instantly as you type
Supported Formats
Learn about the different formats we support and see examples
Format Examples10 formats
Copy these examples and try them in the converter above
YAML (YAML Ain't Markup Language) - Human-readable data format, ideal for complex configurations
# YAML Example - Server Configuration
server:
host: localhost
port: 8080
ssl_enabled: true
features:
- authentication
- logging
- monitoring
database:
type: postgresql
host: db.example.com
port: 5432
name: myapp_production
credentials:
username: admin
password: secret_password
pool:
min_connections: 5
max_connections: 20Smart auto-detection
Automatically detects format using content and file extension
Syntax highlighting
Colorful visualization with adaptable theme for better readability
File loading
Drag & drop or file selection with auto-detection by extension
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Common Use Cases
Our Format Converter is perfect for these scenarios:
API Integration
Convert between formats when integrating with different APIs
Config Migration
Migrate configuration files between different formats
Data Transformation
Transform data between formats for different systems
Why Convert YAML to Other Formats?
YAML is the preferred format for configuration in Kubernetes, Docker, and CI/CD, but different tools and APIs require different data formats. Our converter bridges this gap instantly.
API Integration
Most REST APIs expect JSON. Convert your YAML configurations to JSON for API calls, request bodies, and response handling without manual rewriting.
Configuration Migration
Migrating from Java Properties or INI files to YAML? Or from TOML to YAML for Kubernetes? Our converter handles bidirectional conversion between all 10 formats instantly.
Cross-Platform Compatibility
Different platforms require different formats. Convert YAML to XML for legacy systems, to Properties for Java apps, or to ENV for Docker containers - all in one tool.
Popular YAML Conversions
The most frequently used format conversions by our users:
YAML to JSON
The most common conversion. Transform YAML configurations into JSON for APIs, web applications, and tools that require JSON input. Preserves all data types and nested structures.
YAML to Properties
Convert YAML to Java Properties format for Spring Boot, Java applications, and legacy systems. Handles nested YAML keys by flattening them with dot notation.
Properties to YAML
Modernize your Java Properties files by converting them to YAML. Nested keys are automatically grouped, making configurations more readable and maintainable.
INI to YAML
Migrate Windows INI configuration files to YAML format. Section headers become top-level keys, and key-value pairs are properly nested under their sections.
TOML to YAML
Convert TOML configuration files (used in Rust, Python pyproject.toml, and Hugo) to YAML. Preserves table structures, arrays of tables, and inline tables.
YAML to XML
Transform YAML data into XML format for SOAP APIs, Maven pom.xml, Android configurations, and other XML-based systems. Handles attributes and nested elements.
Supported Conversion Formats
Our converter supports 10 data formats with full bidirectional conversion:
YAML - Human-readable data serialization. The standard for Kubernetes, Docker Compose, Ansible, and CI/CD pipelines.
JSON - JavaScript Object Notation. Universal data interchange format for APIs, web apps, and configuration.
XML - Extensible Markup Language. Used in SOAP APIs, Maven, Android, and enterprise systems.
TOML - Tom's Obvious Minimal Language. Used in Rust (Cargo.toml), Python (pyproject.toml), and Hugo.
Properties - Java key-value format. Used in Spring Boot, Java apps, and legacy configurations.
INI - Windows configuration format. Used in PHP (php.ini), MySQL, and desktop applications.
CSV - Comma-separated values. Universal tabular data format for spreadsheets and data analysis.
ENV - Environment variables format. Used in Docker containers, Node.js, and 12-factor apps.
TOON - Token-Optimized Object Notation. Reduces tokens by 30-60% for LLM applications.