RELEASE_NOTES.md

1.5.61 February 27th 2026

• Update to Akka.NET v1.5.61
• Update to Akka.Hosting v1.5.61
• Fix CreateIfNotExistsAsync bug in Akka.Coordination.Azure - works around a known Azure SDK bug (azure-sdk-for-net#28549) where CreateIfNotExistsAsync could still throw a 409 conflict exception.
• Update health check guidance in reference.conf - corrects outdated comment that pointed users to the deprecated Akka.HealthCheck NuGet package.

1.5.60 February 10th 2026

• Update to Akka.NET v1.5.60
• Update to Akka.Hosting v1.5.60

1.5.59 January 26th 2026

• Update to Akka.NET v1.5.59
• Update to Akka.Hosting v1.5.59

1.5.57 December 16th 2025

• Update to Akka.NET v1.5.57
• Update to Akka.Hosting v1.5.57

1.5.55 October 26th 2025

• Improve logging for Cluster.Bootstrap hostname matching diagnostics - fixes #3387
• Update Akka.Hosting and Pbm versions

1.5.52 October 9th 2025

• Update to Akka.NET v1.5.52
• Update to Akka.Hosting v1.5.52

1.5.50 September 23rd 2025

• Update to Akka.NET v1.5.50
• Update to Akka.Hosting v1.5.50
• Bump KubernetesClient to 17.0.14

Note

We're dropping .NET Standard 2.0 and .NET 6.0 support for all Kubernetes based projects due to CVE-2025-9708. KubernetesClient has been bumped to 17.0.14, which requires all Kubernetes project to only support .NET 8.0