> ## Documentation Index
> Fetch the complete documentation index at: https://docs.ditto.live/llms.txt
> Use this file to discover all available pages before exploring further.

# Go Release Notes

<Callout icon="triangle-person-digging" color="#7C3AED" iconType="regular">
  The Go SDK is currently in **Public Preview** with version `5.0.0-go-preview.3`. If you encounter any issues or need assistance, please contact [Ditto Support](https://support.ditto.com).
</Callout>

<Update label="5.0.0 - Public Preview" description="Release Date: Nov 14, 2025">
  The Ditto Go SDK is now available in **Public Preview**. This initial release provides core functionality for building peer-to-peer sync applications in Go, including authentication, data querying, real-time observers, and presence detection.

  ## Authentication & Initialization

  * **Offline Initialization**: Initialize Ditto instances without requiring network connectivity, enabling immediate local-first operations
  * **Authentication Support**: Authenticate with Ditto Cloud using standard authentication flows
  * **Standard Initialization**: Full initialization with network connectivity and cloud integration

  ## Data Operations with DQL

  * **DQL Execute**: Run Ditto Query Language (DQL) queries to perform data operations including SELECT, INSERT, UPDATE, UPSERT, and DELETE
  * **Live Queries (Observers)**: Register observers on queries to receive real-time updates when matching documents change
  * **Subscriptions**: Create sync subscriptions to control which data syncs between peers
  * **Transactions**: Execute multiple DQL operations atomically within transactions for data consistency

  ## Peer-to-Peer Networking

  * **Presence**: Detect and monitor connected peers in your mesh network with presence observers
  * **Differ**: Track and sync document changes efficiently between peers

  ## Developer Tools

  * **Logging**: Configurable logging system to monitor SDK operations and debug sync behavior
  * **Small Peer Info**: Access metadata about connected peers
  * **Ditto Properties**: Inspect SDK configuration and runtime properties
  * **Serialization**: Serialize and deserialize Ditto documents and data types

  ## Platform Support

  The Go SDK supports Linux and macOS platforms, enabling deployment across servers, desktop applications, and edge devices.
</Update>