TOML Validator
Validate and format TOML files with error line/column display and JSON conversion.
About TOML Validator
TOML Validator parses and validates TOML configuration files. It shows error locations with line and column numbers, formats TOML content, and can convert TOML to JSON.
How to Use
Paste your TOML content into the input area. The validator instantly shows whether the content is valid. Use Format to pretty-print, or switch to JSON mode to see the parsed output.
Common Use Cases
- Checking TOML config files before deployment
- Validating Cargo.toml or pyproject.toml syntax
- Catching indentation and quoting errors
- Verifying tables and arrays are well-formed
- Learning correct TOML structure