Appendix B: XR Development Tools, SDKs, and Frameworks
**Appendix B XR Development Tools, SDKs, and Frameworks** This appendix presents a structured overview of the most important development tools, Software Development Kits (SDKs), and frameworks used in Extended Reality (XR) . It is designed as a ready reference for students, developers, researchers, and professionals . B.1 XR DEVELOPMENT ECOSYSTEM OVERVIEW XR development typically involves the following layers: Hardware Layer – Headsets, sensors, controllers Platform Layer – Operating systems and runtimes Engine Layer – Game engines and renderers SDK / API Layer – Device-specific or cross-platform toolkits Application Layer – XR apps and experiences B.2 XR GAME ENGINES B.2.1 Unity Engine Feature Description Language C# XR Support VR, AR, MR Platforms Meta, HoloLens, Android, iOS, PC Strengths Easy learning curve, large community Ideal For Education, enterprise, startups ✔ Most widely used XR engine ✔ Strong plugin & asset ecosystem B.2.2 Unreal Engine Feature Descr...