Developer Utilities
High-performance standalone engineering utilities running entirely inside your browser. No server roundtrips, zero latency, and absolute telemetry privacy.
JSON Formatter & Validator
Beautify, indent, and validate any corrupt or minified JSON payload
{
"user": {
"id": "usr_9981",
"name": "Dr. Evelyn Vance",
"roles": [
"admin",
"billing"
],
"settings": {
"theme": "dark",
"mfa": true
}
}
}JSON to TypeScript & Zod Schema
Infer type-safe TypeScript interfaces and runtime Zod validation schemas
export interface Customer { name: string; email: string; } export interface OrderRecord { orderId: string; totalAmount: number; isPaid: boolean; itemsCount: number; customer: Customer; }
CSV to JSON Engine
RFC-4180 compliant parsing with automated header inference, number coercion, and nested path expansion.
Ready in WASM CoreSQL DDL to Seeder
Paste PostgreSQL, MySQL, or SQLite CREATE TABLE statements to immediately synthesize 10,000 mock rows.
Auto FK IngestionMock API Sandbox
Spin up an ephemeral HTTPS mock endpoint in one click with custom status codes and network latency injection.
HTTP/2 Ephemeral