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JSON Beautify & Type Generation

Format JSON, extract all key paths, generate TypeScript type definitions

4 steps~3 seconds
Progress0/4
1

JSON Input

Pending

Paste minified JSON string

2

JSON Formatter

Pending

Parse and beautify JSON with 2-space indent

Auto-filled from previous step
3

Key Path Extractor

Pending

Recursively extract all key access paths from JSON

Auto-filled from previous step
4

TypeScript Type Generator

Pending

Generate TypeScript interface from JSON structure

Auto-filled from previous step