Kafka Schema Registry Validator

---
name: "Apache Kafka Schema Registry Validator"
slug: "kafka-schema-registry-validator"
description: "Validates Avro, Protobuf, and JSON Schema compatibility against Confluent Schema Registry using the REST API. Enforces backward/forward/full compatibility modes and detects breaking schema evolution changes."
github_stars: 3992
verification: "security_reviewed"
source: "https://github.com/tulios/kafkajs"
category: "Data Extraction & Transformation"
framework: "Claude Agents"
tool_ecosystem:
  github_repo: "tulios/kafkajs"
  github_stars: 3992
  npm_package: "kafkajs"
  npm_weekly_downloads: 2520588
---

# Apache Kafka Schema Registry Validator

Validates Avro, Protobuf, and JSON Schema compatibility against Confluent Schema Registry using the REST API. Enforces backward/forward/full compatibility modes and detects breaking schema evolution changes.

## Installation

Use the upstream install or setup path that matches your environment:
- npm install kafkajs

Requirements and caveats from upstream:
- A modern Apache Kafka® client for Node.js
- KafkaJS is a modern [Apache Kafka](https://kafka.apache.org/) client for Node.js. It is compatible with Kafka 0.10+ and offers native support for 0.11 features.
- const { Kafka } = require('kafkajs')

Basic usage or getting-started notes:
- [Getting Started](#getting-started)
- [Usage](#usage)
- ### <a name="getting-started"></a> Getting Started

- Source: https://github.com/tulios/kafkajs
- Extracted from upstream docs: https://raw.githubusercontent.com/tulios/kafkajs/HEAD/README.md

## Source

- [Agent Skill Exchange](https://agentskillexchange.com/skills/kafka-schema-registry-validator/)