Akka Alternatives (January 2026)
Build powerful reactive, concurrent, and distributed applications in Java and Scala
4.7/5
107+ reviews
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Hazelcast | Unified Real-Time Data Platform for Instant Action
https://hazelcas
.com/
3.
Open Source Durable Execution | Temporal Technologies
https://tempora
.io/
4.
Orkes | Code, Debug, and Scale Faster with Orchestration
https://orke
.io/
5.
In-Memory Distributed Cache for .NET & Java, Open Source - NCache
https://www.alachisof
.com/ncache/
6.
High Performance JVM for Superior Java | Azul Platform Prime
https://www.azu
.com/products/prime/
7.
ScyllaDB | Monstrously Fast + Scalable NoSQL
https://www.scyllad
.com/
8.
Open Source, Fully Supported OpenJDK | Azul Platform Core
https://www.azu
.com/products/core/
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