Squeeze the whitespace out of JSON

Paste JSON to get the smallest equivalent document, with the byte count before and after so you can see what the whitespace was costing.

In your browser nothing you paste is uploaded

JSON

Minified

Sentrint reads a whole repository and reports what an attacker would find first, in plain English, with a fix you can paste back into the tool that built the app.

Free scan

More JSON tools

JSON formatter Pretty-print JSON with two spaces, four spaces or tabs, and sort keys if you want. JSON validator Check whether a document is valid JSON and jump to the character that breaks it. JSON repair Fix trailing commas, single quotes, unquoted keys and comments, then re-parse. JSON tree viewer Explore a large document as a collapsible tree, with every node's path one click away. JSON diff Compare two documents by value and list what was added, removed or changed, by path. JSON Pointer evaluator Resolve an RFC 6901 pointer like /users/0/email against a document and show what it points at.