← ToolsFormatters
JSON formatter.
Pretty-print, minify and validate JSON with exact error pointers.
JSON · Validate
Input74 chars
Output74 → 104 chars
{
"local": true,
"name": "jaskaran",
"stack": [
"next.js",
"tailwind"
],
"tools": 16
}Ctrl+↵ to format
Drop a .json file to format it
or — max 5 MB · stays on device
How to use.
- Paste JSON on the left — output updates as the toolbar mode changes.
- Pick Pretty or Minify, toggle Sort keys, then Copy or Download.
- Red error box? Read the position pointer — that's the exact broken byte.
Related tools.
11Converters
JSON to TypeScript
Infer TypeScript interfaces from JSON, with optional Zod schemas. Interface or type-alias output.
TS · Zod
03Encoders
Base64 encode
Encode and decode text or files with UTF-8 support and URL-safe mode. Auto-updates as you type.
UTF-8 · File
17Text & CSS
Regex tester
Live JavaScript regex matching with flags, capture-group tables and a cheatsheet. Input-capped for safety.
JS RegExp