Akka - Build powerful reactive, concurrent, and distributed applications in Java and Scala
RabbitMQ - RabbitMQ is an open source message broker software.
Dapr - Application and Data, Build, Test, Deploy, and Microservices Tools
Ethereum - Ethereum is a decentralized platform for applications that run exactly as programmed without any chance of fraud, censorship or third-party interference.
RxJS - Reactive Extensions for Javascript
Hyperledger - Hyperledger is a multi-project open source collaborative effort hosted by The Linux Foundation, created to advance cross-industry blockchain technologies.