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JSON5 to JSON

Convert JSON5 (with comments/trailing commas) to strict JSON.

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How do I use JSON5 to JSON?

1

Upload a JSON5 file

2

The file is parsed and converted to strict JSON

3

Download the valid JSON output

What is JSON5 to JSON?

Convert JSON5 to strict JSON format. JSON5 allows comments, trailing commas, unquoted keys, and single-quoted strings. This tool strips all JSON5 extensions to produce valid JSON. Powered by JustUse.me — free, ad-free, and private. This tool runs entirely in your browser. Your files are never uploaded to any server.

Frequently asked questions about JSON5 to JSON

What is JSON5?

JSON5 is a superset of JSON that allows comments, trailing commas, unquoted keys, and other relaxed syntax. It's commonly used in configuration files.

Are comments preserved?

No. Comments are stripped since standard JSON doesn't support them.

Last updated: April 2026