Developer Guides

Implementation guides for ARKit, ARCore, visionOS, and Unity spatial development.

Unity vs Unreal Engine for XR in 2026: Which Platform to Build On

Unity and Unreal Engine both build excellent XR experiences, but they suit different projects, teams, and use cases. This guide breaks down the real differences for VR, AR, and MR development — not marketing claims, but the practical trade-offs that matter when you're choosing.

Unity XR Interaction Toolkit 3.0: Building Cross-Platform XR Experiences in 2026

Unity's XR Interaction Toolkit 3.0 rewrote the interaction system from scratch, replacing the old ActionBasedController model with a more composable Interactable/Interactor architecture. This guide covers what changed, how to migrate from XRI 2.x, the new affordances system, and the patterns that make cross-platform XR development less painful in 2026.