Pretty-print, validate, query (JSONPath), infer schema, and diff JSON. All client-side.
{
"hello": "world",
"items": [
1,
2,
3
]
}{"hello":"world","items":[1,2,3]}Generate a QR code from any URL or text. Download as SVG. Runs entirely in your browser.
Measure entropy in bits, estimate brute-force time, and see what's weakening your password.
Paste CSV or JSON and convert to the other. Configurable delimiter, header detection, escaping, and row count — runs entirely in your browser.
Pretty-print, validate, query (JSONPath), infer schema, and diff JSON. All client-side.
{
"hello": "world",
"items": [
1,
2,
3
]
}{"hello":"world","items":[1,2,3]}Generate a QR code from any URL or text. Download as SVG. Runs entirely in your browser.
Measure entropy in bits, estimate brute-force time, and see what's weakening your password.
Paste CSV or JSON and convert to the other. Configurable delimiter, header detection, escaping, and row count — runs entirely in your browser.