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JSON Schema from Samples

Paste sample JSON payloads and get a schema, types and validators.

Beginner8h1 person16/20 fit
TL;DR

Build JSON Schema from Samples for api developers in ~8h with 1 person. Stack: JavaScript + JSON Schema.

Why it wins: Quick utility with clear output.

Build flow

01 · Problem
Writing schemas and types by hand is tedious.
02 · Solution
Infer a schema from multiple samples, detect optional fields and enums and export schema and TypeScript types.
03 · Build
  1. 1Parse samples
  2. 2Merge shapes
  3. 3Generate schema
  4. 4Export types
04 · Demo
Paste three payloads and export types.

MVP checklist

  • Schema inference
  • Optional fields
  • Type export
  • Validator

Tech stack

TechRole
JavaScriptGame / app logic
JSON SchemaStructured data

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