Akka
/ˈæk.ə/ · Noun · Development
Definitions
A toolkit for building highly concurrent, distributed, and fault-tolerant applications on the JVM, implementing the actor model with supervision hierarchies, cluster sharding, and event sourcing primitives.
In plain English: A popular toolkit for Java and Scala that lets you build programs where thousands of small workers handle tasks independently without crashing the whole system.
Example: "We moved the order pipeline to Akka actors and eliminated every shared-state deadlock we had."