gRPC - Application and Data, Languages & Frameworks, Remote Procedure Call (RPC), and Service Discovery

Apache Thrift - An interface definition language and communication protocol for creating cross-language services.

Eureka - Eureka is a contact center and enterprise performance through speech analytics that immediately reveals insights from automated analysis of communications including calls, chat, email, texts, social media, surveys and more.

GraphQL - GraphQL is a data query language and runtime to request and deliver data to mobile and web apps.

Docker Hub - Docker Hub is a cloud-based registry service

Apache Kafka - Apache Kafka is an open-source message broker project developed by the Apache Software Foundation written in Scala.