Config File Validate Tools
Validate config files locally in your browser, with no upload.
TOML Validator and Formatter
Validate TOML syntax - tables, inline tables, arrays, arrays of tables, quoted/dotted keys, booleans, numbers, dates - with exact line/column error locations, then format valid input (indentation, spacing, blank lines, quote style, array layout, line endings) without changing any value.
YAML Validator and Formatter
Validate YAML syntax across multi-document streams - block and flow mappings/sequences, quoted/plain/block scalars, anchors, aliases, merge keys - with exact line/column error locations, then format valid input (indentation, line endings, quote style, blank lines, key order) while preserving comments and document boundaries where possible.
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