Forge / JSON Formatter
JSON Formatter & Validator
Beautify, minify and validate JSON. Paste below and get instant feedback, syntax highlighting and clean error reporting.
Live formatting as you type. Select all with Ctrl/Cmd+A.
Ready
Output
Paste JSON on the left to see it formatted and highlighted.
Everything runs locally in your browser — your JSON never leaves this page. Inputs and settings are remembered between visits.