Follow these best practices to get the most out of JSON to Swift. Convert JSON to Swift Codable structs instantly. Generate type-safe Swift structs with Codable conformance from JSON samples. These tips will help you work more efficiently and avoid common pitfalls.
Fields absent from your sample JSON will be absent from the generated struct. Ensure your sample includes every key that exists in your actual data.
If your JSON keys don't match Swift naming conventions, add a CodingKeys enum to customize the mapping between Swift property names and JSON keys.
Start with valid input data and verify your output. The JSON to Swift tool makes this easy with real-time validation.
All json to swift processing happens client-side. Your data never leaves your browser — no server uploads.
JSON to Swift
Convert JSON to Swift Codable structs instantly. Generate type-safe Swift structs with Codable conformance from JSON samples.
How to Use JSON to Swift
This guide walks you through using JSON to Swift effectively. Convert JSON to Swift Codable structs instantly. Generate type-safe Swift structs with Codable conformance from JSON samples. All processing happens in your browser — your data never leaves your device.
Common Mistakes in JSON to Swift
Learn about common mistakes when using JSON to Swift and how to avoid them. Convert JSON to Swift Codable structs instantly. Generate type-safe Swift structs with Codable conformance from JSON samples. Understanding these pitfalls will help you use the tool more effectively.