Adding RxJava 2.0 to Android Studio To start working with the RxJava 2.0 library, open your module-level build.gradle file and add the latest release of RxJava 2.0 as a project dependency: ...

ReactiveX is one of the most established frameworks for reactive programming, and RxJava is its Java-based implementation. Let's see what we can do with RxJava.