JSON5 Converter
Convert JSON5 to strict JSON and back — comments, unquoted keys, trailing commas, hex numbers, with precise error reporting.
136 / 1,048,576
JSON5 input
JSON output
Supported: unquoted keys, both quote styles, // and /* */ comments, trailing commas, hex numbers, .5 / 5. decimals, Infinity / NaN. Not supported (rejected with line:col): multiline strings, unquoted string values, and comma-in-decimal numbers.