JSON to Java
Generate Java DTOs and review validation-oriented API models.
Kafka
Build topic, key, headers, and a Java producer snippet together
Derive a payload from an Avro or JSON schema and produce the Kafka topic, key, headers, a reference Java producer snippet, and an equivalent kcat command.
Where it fits
- Reproducible test messages for local Kafka clusters
- Smoke-test commands to share with QA or data teams
- Wire-format validation before running schema compatibility checks
- Kafka code references for onboarding
Pairs well with
Jump to other JSON2Class utilities that naturally follow this one.
JSON to Kotlin
Review nullability and Kotlin data class structure quickly.
JSON to TypeScript
Turn API payloads into TypeScript interfaces for frontend work.
JSON Formatter
Format sample payloads before sending them back into the converter.