Free Online JSON to Kotlin Data Class - ATools

Free online JSON to Kotlin Data Class. Runs locally in your browser with zero uploads for privacy and speed.

Root Type NameAnnotations

JSON Input

Note: Mixed types or mixed arrays fallback to Any?; missing fields or null values produce nullable types.

Kotlin Output

import kotlinx.serialization.Serializable

@Serializable
data class AutoGeneratedProfile(
  val email: String
)

@Serializable
data class AutoGenerated(
  val id: Long,
  val name: String,
  val profile: AutoGeneratedProfile,
  val tags: List<String?>
)