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This section provides an overview of APIs that enable gameplay mesh communication for a Microsoft Game Development Kit title.

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In this section

PlayFab Party Provides an overview of using Azure PlayFab Party with the Microsoft Game Development Kit (GDK). PlayFab Party Online Subsystem for Unreal Describes the PlayFab Party Online Subsystem for game development on Unreal. PlayFab Party SDK for Unity Describes the PlayFab Party plug-in for game development on Unity. MsQuic Provides an overview of using MsQuic with the Microsoft Game Development Kit (GDK). Preferred UDP multiplayer port Describes how to use the preferred local UDP multiplayer port APIs to improve multiplayer reliability. Windows Sockets Describes how to use sockets and the Winsock API in a Microsoft Game Development Kit (GDK) title. Quality of Service measurements Describes how to measure Quality of Service (QoS) in a GDK title.

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See also

Windows Sockets 2 (Winsock) Network initialization and connectivity XBOX reserved ports and firewall exceptions (NDA topic)
Last modified on August 20, 2026

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