Oculus Quest - An all-in-one VR system
Google ARCore - Google Augmented Reality SDK
Oculus Go - $199 Standalone VR headset from Oculus (no PC!)
Vuforia SDK - Vuforia is a vision-based augmented reality software platform.
Google Daydream View - New VR headset by Google
Wikitude SDK - Wikitude’s all-in-one AR SDK combines 3D tracking technology (SLAM), image recognition and tracking, as well as geo-location for apps.