Akka Streams API has the following best features to support real-time or near real-time Streaming data in asynchronous and non-blocking way using backpressure:
- It is open source
- It supports Graph DSL
- It supports streaming data
- It supports the streaming IO API to handle file IO and TCP connection
- It supports unit testing and integration testing of its core components easily, using its own Testing kit
- It supports pipelining and parallel processing