JSON Formatter & Validator

Format, validate, minify and explore JSON. All processing happens in your browser — nothing is sent to any server.

Upload JSON

✓ Valid JSON

Input

{
  "name": "usepreciso DevTools",
  "version": "1.0.0",
  "features": ["JSON Formatter", "Validator", "Minifier"],
  "users": [
    { "id": 1, "name": "Alice", "age": 28, "active": true,  "role": "admin"  },
    { "id": 2, "name": "Bob",   "age": 35, "active": false, "role": "user"   },
    { "id": 3, "name": "Carol", "age": 22, "active": true,  "role": "editor" }
  ],
  "meta": { "free": true, "clientSide": true },
  "count": 42,
  "active": true,
  "nullField": null
}

Indent

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▾{

"name": "usepreciso DevTools",

"version": "1.0.0",

▾"features": [

"JSON Formatter",

"Validator",

"Minifier"

▾"users": [

▾{

"id": 1,

"name": "Alice",

"age": 28,

"active": true,

"role": "admin"

▾{

"id": 2,

"name": "Bob",

"age": 35,

"active": false,

"role": "user"

▾{

"id": 3,

"name": "Carol",

"age": 22,

"active": true,

"role": "editor"

}

▾"meta": {

"free": true,

"clientSide": true

"count": 42,

"active": true,

"nullField": null

}

Type:objectLines:39Size:377BDepth:3Keys:8