JSON to Swift Codable

Convert JSON to Swift Codable structs with advanced configuration options

Try the example below or paste your own JSON. Adjust settings to customize the output.

Configuration Options

Customize how your Swift structs are generated

Detects Date, URL, UUID types

Makes structs hashable

Requires 'id' property

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Powerful Features

Everything you need to convert JSON to Swift structs efficiently

🧠

Smart Type Detection

Automatically detects Date, URL, and UUID types from string patterns. No more manual type annotations needed.

  • • ISO 8601 Date detection
  • • HTTP/HTTPS URL detection
  • • UUID format recognition
🔤

Flexible Key Naming

Convert between different naming conventions seamlessly with automatic CodingKeys generation.

  • • snake_case to camelCase
  • • Automatic CodingKeys enum
  • • Preserve original JSON keys
⚙️

Customizable Output

Choose between struct/class, let/var properties, and protocol conformance options.

  • • Struct or Class generation
  • • Hashable & Identifiable support
  • • Constant or variable properties
🎨

Syntax Highlighting

Beautiful Monaco editor with Dracula theme for both JSON input and Swift output.

  • • JSON syntax validation
  • • Swift code highlighting
  • • Real-time error detection
🚀

Real-time Conversion

See your Swift structs generated instantly as you type, with comprehensive error handling.

  • • Live preview updates
  • • Nested object support
  • • Array type inference
📋

One-Click Copy

Copy generated Swift code to clipboard instantly, ready to paste into your Xcode project.

  • • Clipboard integration
  • • Formatted code output
  • • Visual copy confirmation

How It Works

Simple three-step process to convert your JSON

1

Paste JSON

Paste your JSON data into the left editor or use our example to get started quickly.

2

Configure Options

Adjust naming conventions, type preferences, and protocol conformance to match your needs.

3

Copy & Use

Copy the generated Swift structs and paste them directly into your iOS or macOS project.