Type Generator

Generate TypeScript from JSON

BracketView generates TypeScript interfaces, Python classes, Go structs, and Rust types from JSON. Export types in 9+ languages. Free online type generator — no install.

Generate types now

Generating types from JSON saves hours of manual interface writing when integrating APIs or parsing responses. BracketView's Type Generator converts any JSON object into accurate type definitions for TypeScript, Python, Go, Rust, and 9+ other languages. Paste an API response or example payload, pick your target language, and copy production-ready types instantly. Pair with the Schema Generator to keep types and validation rules in sync across your stack.

Key features

  • TypeScript interfaces and type aliases
  • Python dataclasses and TypedDict
  • Go structs with json tags
  • Rust structs with serde derives
  • Java, C#, Swift, Kotlin, and more
  • Nested object and array support
  • Copy-ready output in one click
How to

How to Generate TypeScript from JSON with BracketView

Export TypeScript interfaces (or 9+ other languages) from JSON in three steps.

01

Open BracketView

Go to app.bracketview.in and paste your JSON example.

02

Open Type Generator

Navigate to the Type Generator tool and select your target language.

03

Copy generated types

Review the generated interfaces or structs and copy them into your project.

Frequently asked questions

What languages does BracketView support?

BracketView generates types for TypeScript, Python, Go, Rust, Java, C#, Swift, Kotlin, and more — 9+ languages total.

How do I generate TypeScript from JSON?

Paste your JSON into BracketView, open the Type Generator, select TypeScript, and copy the generated interfaces.

Does it handle nested objects?

Yes. The Type Generator handles nested objects, arrays, and optional fields accurately.

Is type generation free?

Yes. Type generation is included in the free BracketView workspace.

Can I generate a schema and types together?

Yes. Use the Schema Generator to create a JSON Schema, then generate matching types for your language.