PICO maintained solution for Robot Teleopration. It consists of several repos on the headset side and robot side.
https://xr-robotics.github.io/
A comprehensive, cross-platform, open-source robot teleoperation framework for tele-controlling robots and collecting embodied AI training data. Supports PICO 4 Ultra through OpenXR, hand and controller interaction, PICO Motion Tracker, and robots (real and simulation) through their urdf.