What’s New Q3 2025 (July-September)

Teams across Microsoft have been busy rolling out a number of tools, documents, and samples to help you optimize your game development process.

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More Game Development Resources

Handheld Development

Xbox Handheld Gaming Developer Resource Hub

Empowering developers to deliver seamless cross-device gameplay so players can access the games they love.

Futuristic spartan soldiers ready for action

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Xbox Play Anywhere

Xbox Play Anywhere Resource Hub

Give players the choice to enjoy your game where they want, with the friends they want – on any supported device, with Xbox.

Gaming AI

Microsoft Gaming AI Resource Hub

Everything you need to know about Microsoft’s innovations and advancements in Gaming AI.

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Featured

Resources with a key icon require authorization. Contact your Microsoft representative to get access or apply to join the ID@Xbox program.

Featured Resource

Partner Center

Manage your products and relationships with Microsoft and customers.

Featured Download

Microsoft Game Core (GDK) Unity Plugin

Standalone add-in to empower PC developers with integrated development functionality directly within Unity projects.

Featured Library

Xbox Publisher Guide

A suite of documents and links that describe how to plan, prepare, and launch games for Xbox on PC, Handhelds, and Xbox consoles.

Documentation

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Microsoft Game Development Kit (GDK) Docs

Microsoft GDK public API reference and conceptual guidance for topics common between building games for Xbox Game Pass for PC on Windows 10/11 and Xbox consoles.

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Xbox Live

Take advantage of Xbox Live features and services.

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Xbox Live Developer Tools

Tools to help develop and test an Xbox Live enabled title.

Guide

Getting started with your Xbox Dev Kit

Set up and activate your Xbox Dev Kit.

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Azure PlayFab

Develop an effective LiveOps strategy and enable a complete backend platform.

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Azure Gaming

Build your infrastructure on a gaming cloud with years of experience powering Xbox games and services.

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Xbox Game Publishing Guide

Learn about advanced publishing features in Partner Center for managed partners including Add-On Store Listings, Publishing to Sandboxes, creating durable packages (DLC), and more.

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GitHub Docs

Learn how to start building, shipping, and maintaining software with GitHub.

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Simplygon

Simplygon SDK provides powerful 3d asset optimization algorithms that can be intgrated into your 3d game assets pipeline.

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Accessibility Guidelines

Best practices developed in partnership with industry experts and members of the Gaming & Disability Community.

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Partner Center Overview

Learn how Microsoft partners manage their relationship with Microsoft and their customers.

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Publishing Windows Apps

What you need to create a submission and get your app certified.

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Game Streaming Introduction

Get started setting up your title for Xbox Game Streaming and Xbox Remote Play.

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PlayFab Engagement

Quickstart guides and tutorials on tools that you can use to engage your player community and keep them coming back.

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PlayFab Data

A set of tools for data analytics, storage, processing, and exports.

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PlayFab Analytics

How to set up experiments, metrics, reports, and segmentation.

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Graphics on Xbox

Overview of Xbox graphics.

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PlayFab User Generated Content

Empower your players to create, upload, and search for moderated content.

Forums

Conversation

Xbox Developer Forums

Ask questions, find answers, and read the latest news in our development community forums.

Conversation

Microsoft Game Dev Discord

Ask questions or discuss the technical side of game development with our discipline and problem-specific chat rooms manned by experts.

Conversation

GDK Game Development

Community space dedicated to developing titles using Microsoft Game Core (GDK).

Downloads

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Microsoft Game Development Kit (GDK)

Microsoft GDK public GitHub repository for the software and tools needed to build games for Xbox Game Pass for PC on Windows 10/11.

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Microsoft Game Development Kit w/ Xbox Extensions (GDKX) Downloads

Microsoft GDKX private download archive for software, tools, samples, and other learning resources (offline docs, conference materials, and more).

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Microsoft Game Development Kit (GDK) Samples

Public GitHub repository of cross-platform samples supporting game development for Xbox Game Pass for PC on Windows 10/11, Xbox One, and Xbox Series X|S.

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Microsoft Game Development Kit w/ Xbox Extensions (GDKX) Samples

Private repository of Xbox samples supporting game development for Xbox One and Xbox Series X|S.

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Xbox Game Package Manager

A desktop tool designed to simplify and accelerate the packaging and upload process for Xbox games.

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Submission Validator

Download the latest updates to Submission Validator

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Xbox Live Services API (XSAPI)

The Microsoft Xbox Live Service API (XSAPI) enables game developers to access Xbox Live features, such as profile, social, presence, leaderboards, achievements, multiplayer, and more.

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Xbox Live Samples

Learn how to leverage Xbox Live services to grow and engage your game's community with these samples.

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Xbox Live Trace Analyzer

Ensure your title is using Xbox Live Services in an optimal fashion.

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PlayFab on Xbox Samples

Learn how to use PlayFab in your Xbox title with these samples.

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DirectML Samples

Learn Microsoft's DirectML APIs to build runtime optimized implementations of your machine learning models.

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DirectX Graphics Samples

Learn how to use the latest DirectX APIs to achieve your artistic vision for your game.

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Microsoft Xbox One Development Kit (XDK)

Microsoft XDK private download archive for software, tools, samples, and other learning resources (offline docs, conference materials, and more).

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Microsoft Xbox One development Kit (XDK) Samples

Public GitHub repository of legacy samples supporting only Xbox One console development.

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Xbox Brand Assets & Game Packaging Templates

Xbox Brand assets and templates to design your assets, including video, digital and print ads, as well as packaging for Xbox games.