Convert to YAML — Free Online Browser Converter
Convert JSON, TOML, INI, XML, CSV, JSON5, HJSON into YAML locally in your browser.
YAML Converter
Convert JSON, TOML, INI, XML, CSV, JSON5, HJSON to YAML locally in your browser.
Input
Output
Converted output will appear here
Key Features
Professional-grade tool designed for speed, security, and simplicity
Multi-Format Support
Convert JSON, TOML, INI, XML, CSV, JSON5, and HJSON to clean YAML format.
Client-Side Processing
All conversions happen locally in your browser. No uploads, complete privacy.
Instant Conversion
Lightning-fast processing with real-time validation and error detection.
Supported Input Formats
JSON
JavaScript Object Notation files with key-value pairs and arrays.
TOML
Tom's Obvious Minimal Language configuration format.
INI
Configuration files with sections and key-value pairs.
XML
Extensible Markup Language with nested element structure.
CSV
Comma-separated values with header row support.
JSON5
JSON extension with comments and relaxed syntax.
HJSON
Human JSON with comments and multi-line strings.
How It Works
Simple three-step process for converting files to YAML format.
Select Your Source Format
Choose from JSON, TOML, INI, XML, CSV, JSON5, or HJSON as your input format.
Paste or Upload Content
Enter your data directly in the editor or upload a file from your computer.
Get YAML Output
Instantly see the converted YAML with proper indentation and structure.
Common Use Cases
Kubernetes Configuration
Convert JSON or TOML configs to YAML for Kubernetes manifests and deployments.
CI/CD Pipelines
Transform configuration files for GitHub Actions, GitLab CI, or CircleCI.
API Documentation
Convert API specs and schemas to YAML for OpenAPI/Swagger documentation.
Technical Information
Processing Method
Client-side JavaScript parser converts source format to intermediate object, then serializes to YAML with proper indentation and type preservation.
Requirements
Modern browser with JavaScript enabled. Works with Chrome, Firefox, Safari, Edge.
Compatibility
Supports YAML 1.2 specification. Compatible with all standard YAML parsers.
Performance
Processes files up to 10MB instantly. Larger files handled with progress indication.
Security & Privacy
Data Handling
All file processing happens entirely in your browser. Files never leave your device or get uploaded to any server.
Privacy Protection
Zero data collection. No tracking, no analytics, no storage of your files or conversions.
Security Recommendations
Safe for sensitive configuration files. However, always review output before using in production systems.
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