Top 20 NuGet actors Packages

Sharded actors with managed lifecycle for Akka.NET cluster
Akka.NET Persistence ADO.NET middleware
TestKit for writing tests for Akka.NET using xUnit.
Replicated data using CRDT structures
Distributed coordination support for Akka.NET
Akka.NET is a port of the popular Java/Scala framework Akka to .NET
Remote actor support for Akka.NET
Persistence actor support for Akka.NET
You need a Akka.TestKit.* package! Add the one appropriate for the test framework you use instead. For example: Akka.TestKit.Xunit or Akka.TestKit.VsTest. This package only contains base functionality for writing tests for the Akka.NET framework.
Dependency injection support for Akka.NET [DEPRECATED - replaced by Akka.DependencyInjection]
Cluster support for Akka.NET
Reactive stream support for Akka.NET
Hyperion serializer for Akka.NET
Microsoft Orleans library for hosting a silo in a testing project.
Distributed publish/subscribe, client and singleton support for Akka.NET cluster
Microsoft Windows Performance Counters implementation of Orleans Telemetry API.
Microsoft Orleans clustering provider backed by Azure Table Storage
Microsoft Orleans reminders provider for ADO.NET Providers
Microsoft Orleans persistence providers for ADO.NET Providers
Microsoft Linux implementation of Orleans Telemetry API.