Learn QUARKUS with Real Code Examples

Enterprise microservices

SaaS backends

Event-driven and streaming services

Serverless cloud functions

Containerized production workloads

Expanded cloud-native and Kubernetes support

Improved reactive and event-driven patterns

More developer tooling and extensions

Better observability and monitoring

Continued optimization for GraalVM native images

Small scripts or lightweight apps not needing Java

Applications where fast startup is not critical

Teams unfamiliar with Java or reactive programming

Projects requiring heavy server-side rendering templates

Legacy monolithic apps not targeting cloud-native

Quarkus is a cloud-native Java framework optimized for fast startup and low memory usage.

Supports reactive and imperative programming.

Extensive extension ecosystem allows easy integration with DB, messaging, and security.

Live reload enhances developer productivity.

Ideal for microservices, serverless, and Kubernetes/OpenShift deployments.

Is Quarkus free?

Yes - open-source under Apache License 2.0

Does Quarkus support native images?

Yes - via GraalVM and Quarkus build tools

Is Quarkus suitable for production?

Yes - optimized for cloud-native and microservices

Does Quarkus support reactive programming?

Yes - via Mutiny and reactive extensions

How does Quarkus compare to Spring Boot?

Quarkus has faster startup, lower memory, and cloud-native optimizations; Spring Boot has more mature ecosystem