Describe it once. Compile it everywhere.
One HoloScript source compiles to game engines, the browser, XR headsets, robotics, IoT, and AI agents — from a single source of truth. Every target below is also a live MCP tool an agent can call.
Game engines
Unity
Unreal Engine 5
Godot
Web & browser
React Three Fiber
Babylon.js
WebGPU
WebAssembly
PlayCanvas
Canvas 2D — playable games
XR & spatial
Apple Vision Pro
Meta Quest
OpenXR
iOS ARKit
VRChat
AI glasses
Robotics & simulation
URDF
SDF / Gazebo
USD Physics
ROS 2
3D & interchange
glTF
USDZ — AR Quick Look
Gaussian Splatting
Industry & IoT
CAD — printable STL
Azure Digital Twins (DTDL)
AI agents
MCP tool config
A2A agent card