// a sandbox of 139 sharp tools

Every little generator
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QR, barcodes, bcrypt hashes for PHP, UUIDs, JWT decoders, color palettes — fast, local, no signup. Search the sandbox and start.

JSON → TypeScript

Developer · tool

JSON → TypeScript

Generate TypeScript interfaces from a JSON sample.

export interface Root {
  id: number;
  name: string;
  active: boolean;
  tags: string[];
  profile: Profile;
}

export interface Profile {
  age: number;
  city: string;
}

// about the sandbox

The small utilities you need,
without the ad-walls.

Every generator runs entirely in your browser. Your inputs never leave the page — no servers, no logging, no tracking pixels. Open the tool, get the thing, close the tab.

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