Akka Projections is intended for building systems with the CQRS pattern, and facilitate in event-based service-to-service communication.

DynamoDB plugin for Akka Persistence

Build highly concurrent, distributed, and resilient message-driven applications on the JVM

Akka Management is a suite of tools for operating Akka Clusters.

Asynchronously writes journal and snapshot entries to configured JDBC databases so that Akka Actors can recover state

Efficient reliable UDP unicast, UDP multicast, and IPC message transport

Alpakka is a Reactive Enterprise Integration library for Java and Scala, based on Reactive Streams and Akka.

Java and Scala SDKs for Kalix

1️⃣🐝🏎️ The One Billion Row Challenge -- A fun exploration of how quickly 1B rows from a text file can be aggregated with Java

A replicated Akka Persistence journal backed by Apache Cassandra

Modeling the slog of building multi-sided networks

Alpakka Kafka connector - Alpakka is a Reactive Enterprise Integration library for Java and Scala, based on Reactive Streams and Akka.

The Streaming-first HTTP server/module of Akka

The akka.io site

End-to-end testing of Projections

Property-based testing for Scala

coc.nvim extension for Metals, the Scala language server

Simulations of the MBTA Framingham/Worcester commuter rail under electrification

SDL OData Framework

Demonstrations of (in)consistency in various streaming systems.

Reactive Microservices for the JVM

Examples how to implement Microservices using Akka

Catalog of Reactive Principles and Patterns

Change data capture for a variety of databases. Please log issues at https://issues.redhat.com/browse/DBZ.