Developer tools
JSON Minifier
Validate JSON and remove unnecessary whitespace to create a compact representation that is easier to transmit or store.
Runs locally in your browser. Nothing is uploaded.
How to use json minifier
- Paste JSON into the input editor.
- Minify the valid JSON.
- Copy the compact output or fix the shown syntax error.
Common questions
Does minifying JSON remove any data?
No. The minifier parses and serializes JSON without its formatting whitespace; the represented values stay the same.
Is this tool free?
Yes. This tool is free to use in your browser.
Are my inputs uploaded?
No. The tool processes your input in this browser tab and does not send it to a server.