TOML Formatter
Format TOML configuration files with aligned key-value style and section spacing
TOML-Specific Behavior
Normalizes key-value spacing and inserts clean blank lines between TOML sections.
Professional TOML Processing Features
Everything you need to work with TOML data efficiently and professionally
TOML Specification Validation
Validate TOML files against the v1.0 specification, checking inline tables, arrays of tables, and dotted keys for correctness.
Clean TOML Layout
Reformat TOML with aligned key-value pairs, normalized spacing, and consistent section organization.
Compact Output
Produce a clean, minimal TOML output by normalizing spacing and removing redundant blank lines between sections.
String Value Handling
Properly escape and unescape special characters in TOML string values including multiline and literal strings.
Fast Client-Side Engine
Format TOML files up to 10MB instantly in your browser with zero data transfers to external servers.
Monaco Config Editor
Edit TOML with syntax highlighting, section folding, and real-time error detection powered by the Monaco Editor.
How It Works
Simple steps to process your TOML like a pro
Paste TOML Config
Paste your TOML file content, whether Cargo.toml, pyproject.toml, or any other TOML configuration.
Set Preferences
Choose section spacing, key-value alignment, quote style, and blank line rules for your configuration.
Format & Validate
Run the formatter to clean up your TOML and validate it against the specification simultaneously.
Copy & Apply
Copy the formatted TOML to your clipboard or download it for immediate use in your project configuration.
Professional TOML Formatter & Validator
Trusted by millions of developers worldwide for reliable TOML processing
Built by Experts
Our TOML formatter is developed by experienced software engineers with deep expertise in TOML processing and configuration management standards. Built using industry standards, it delivers professional results every time.
Key Technical Features:
- • TOML v1.0 specification compliant parsing and validation
- • Advanced error detection with precise line-by-line reporting
- • Monaco Editor integration for professional code editing
- • Client-side processing for maximum security and speed
- • Support for large files up to 10MB
Trusted & Secure
Trusted by developers at Fortune 500 companies, government agencies, and educational institutions worldwide. Our commitment to privacy and security means your TOML configuration data never leaves your browser.
Security & Privacy:
- • 100% client-side processing - data never sent to servers
- • No tracking, cookies or data collection
- • HTTPS encryption for secure connections
- • Open source validation algorithms
- • GDPR and CCPA compliant approach
Why Professionals Choose EZ Formatter
Join millions of developers who trust our TOML formatter for their daily development workflow. No registration required, completely free, and built with privacy in mind.
Frequently Asked Questions
Common questions about Toml Formatter formatting answered
Yes, our TOML formatter is completely free with no registration required. All processing happens in your browser.
Yes, the formatter fully supports all TOML v1.0 features including inline tables, arrays of tables, dotted keys, and multiline strings.
Absolutely. The formatter handles Cargo.toml (Rust), pyproject.toml (Python), and any other TOML configuration files used in modern development workflows.
Yes, the formatter preserves your comments while normalizing whitespace, aligning key-value pairs, and adding proper section spacing.
You can control section spacing, key-value alignment, quote style for string values, blank line insertion between sections, and indentation for nested tables.