Free, 100% client-side private JSON Schema (Draft 7/2020-12) to TypeScript Interfaces converter. Transform syntax instantly in your browser with zero data logging, strict AST validation, and CLI support.
export interface Root {
id: string
name: string
email: string
role: string
active: boolean
preferences?: RootPreferences
tags?: string[]
}
export interface RootPreferences {
theme: string
notifications: boolean
retries: number
}Paste or type your source JSON Schema (Draft 7/2020-12) syntax into the input editor pane.
The parser validates data structure in real-time, building an in-memory AST without sending any bytes to external servers.
Inspect the formatted TypeScript Interfaces output generated instantly in the output preview pane.
Copy the result to your clipboard, download as a .ts file, or chain it into a multi-step DevFlow pipeline.
100% Client-Side Private: All transformations execute entirely within your browser memory; zero payload logging.
Strict AST Preservation: Retains nested objects, arrays, types, and schema contracts accurately.
Instant Interactive Feedback: Real-time syntax validation with line-specific error reporting.
DevFlow CLI Compatible: Automate identical conversions directly inside your terminal, pre-commit hooks, or CI pipelines.
Run this transformation offline using the high-performance DevFlow CLI inside GitHub Actions, GitLab CI, or pre-commit hooks.
devflow convert json-schema typescript -i data.schema.json -o output.tsGenerate TypeScript interfaces, Zod schemas, and Valibot schemas from JSON.
Render Draft-07 / 2020-12 JSON Schemas into interactive visual trees, documentation diagrams, and realistic mock data.
Convert JSON to TypeScript interfaces or type aliases instantly.
Generate TypeScript types from GraphQL SDL schema definitions.