--- type: docs title: "Preview features" linkTitle: "Preview features" weight: 4000 description: "List of current preview features" --- Preview features in Dapr are considered experimental when they are first released. These preview features require explicit opt-in in order to be used. The opt-in is specified in Dapr's configuration. See [How-To: Enable preview features]({{}}) for information more information. ## Current preview features | Feature | Description | Setting | Documentation | | ---------- |-------------|---------|---------------| | **Actor reentrancy** | Enables actors to be called multiple times in the same call chain allowing call backs between actors. | `Actor.Reentrancy` | [Actor reentrancy]({{}}) | | **Partition actor reminders** | Allows actor reminders to be partitioned across multiple keys in the underlying statestore in order to improve scale and performance. | `Actor.TypeMetadata` | [How-To: Partition Actor Reminders]({{< ref "howto-actors.md#partitioning-reminders" >}}) | | **gRPC proxying** | Enables calling endpoints using service invocation on gRPC services through Dapr via gRPC proxying, without requiring the use of Dapr SDKs. | `proxy.grpc` | [How-To: Invoke services using gRPC]({{}}) | | **State store encryption** | Enables automatic client side encryption for state stores | `State.Encryption` | [How-To: Encrypt application state]({{}}) | | **Pub/Sub routing** | Allow the use of expressions to route cloud events to different URIs/paths and event handlers in your application. | `PubSub.Routing` | [How-To: Publish a message and subscribe to a topic]({{}}) | | **ARM64 Mac Support** | Dapr CLI, sidecar, and Dashboard are now natively compiled for ARM64 Macs, along with Dapr CLI installation via Homebrew. | N/A | [Install the Dapr CLI]({{}}) |