RxJava

RxJava vs Project Reactor: which is better for reactive backends?

The question is about RxJava .

Answer:

Project Reactor is tightly integrated with the Spring ecosystem and powers the Spring WebFlux framework, making it the go-to choice for modern, fully reactive Spring backends. RxJava is more widely used in Android and general Java applications, offering a mature, cross-platform reactive library. For Spring-based reactive server applications, Reactor is typically better.

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