Data Converter
Tools for converting between various data formats
Options
JSON to TypeScript Guide
Automatically converts JSON data structures to TypeScript interfaces or types.
Useful for defining API response types or generating types for config files.
Key Features
string
Auto type inference (string, number, boolean, null)
nested
Nested object separation
array[]
Array type handling
null?
null → optional property conversion
Tips
1
Set a meaningful root interface name
2
Enable export option for API responses
3
Use readonly option for immutable data
What is the JSON to TypeScript Converter?
A tool that automatically generates TypeScript interfaces or type aliases by analyzing JSON data structures. Paste JSON data from API responses or configuration files to generate ready-to-use TypeScript type definitions with automatic nested object handling and type inference.