Format, validate, convert, and explore JSON in seconds — plus a JWT decoder and a SQL formatter. Everything runs client-side, so nothing you paste ever leaves your browser.
Turn minified or messy JSON into clean, indented, easy-to-read code.
Check your JSON for errors and see exactly which line and column broke.
Strip whitespace and shrink your JSON down to the smallest possible size.
Turn JSON arrays into spreadsheet-ready CSV, or CSV back into JSON.
Explore deeply nested JSON as a collapsible, searchable tree.
Compare two JSON documents side by side and see exactly what changed.
Pull exactly the values you need out of JSON using JSONPath queries.
Decode a JWT and inspect its header, payload, and signature instantly.
Beautify JSON, or escape and unescape it for dropping into code.
Turn messy SQL queries into consistently indented, readable statements.
Encode text to Base64, or decode Base64 back to readable text, instantly.
Validate JSON data against a JSON Schema and see exactly which properties fail.
Convert a Unix timestamp to a readable date, or a date back to a timestamp.