JSON Formatter

🔷 JSON Formatter & Beautifier

Pretty-print, minify, or navigate your JSON with collapsible tree view. Choose indentation, bracket style, and file encoding. 100% client-side.

⬇️ Paste your JSON below — choose options and format ⬇️

Option 1: Copy-paste your JSON here

Copy-paste your JSON string

Option 2: Or upload your JSON file

Choose File No file chosen

File encoding

UTF-8 ISO-8859-1 (Latin Alphabet No. 1) ISO-8859-2 (Latin Alphabet No. 2) ISO-8859-3 (Latin Alphabet No. 3) ISO-8859-4 (Latin Alphabet No. 4) ISO-8859-5 (Latin/Cyrillic Alphabet) ISO-8859-6 (Latin/Arabic Alphabet) ISO-8859-7 (Latin/Greek Alphabet) ISO-8859-8 (Latin/Hebrew Alphabet) ISO-8859-9 (Latin Alphabet No. 5) ISO-8859-13 (Latin Alphabet No. 7) ISO-8859-15 (Latin Alphabet No. 9) UTF-16 UTF-16 (Big-Endian) UTF-16 (Little-Endian) UTF-32 UTF-32 (Big-Endian) UTF-32 (Little-Endian) US-ASCII windows-1250 (Windows Eastern European) windows-1251 (Windows Cyrillic) windows-1252 (Windows Latin-1) windows-1253 (Windows Greek) windows-1254 (Windows Turkish) windows-1255 (Windows Hebrew) windows-1256 (Windows Arabic) windows-1257 (Windows Baltic)

Indentation level

2 spaces per indent level 3 spaces per indent level 4 spaces per indent level Tab delimited Compact (1 line) JavaScript escaped

Bracket style

Collapsed (braces on same line) Expanded (braces on different line)

Raw JSON

input

{"name":"John","age":30,"car":null,"address":{"city":"New York","zip":10001},"phones":["home":"212-555-1234","mobile":"917-555-6789"]}

Lines: 1 Chars: 202

Formatted JSON

result

Lines: 0 Chars: 0

UTF-8 3 spaces Collapsed ✅ client-side

Why use our JSON formatter?

Fast & large

Formats 1MB JSON in milliseconds.

Privacy first

Your JSON never leaves your device.

Beautify / Minify

Toggle readability & compactness.

Bracket style

Collapsed or expanded braces.