AR / VR / XR 2021 Shipped

ETC ARCADE

Augmented Reality Creative Annotation Drawing Environment — a multiplayer AR iOS app for drawing and creating objects in a physics-enabled virtual sandbox.

UnityARKitiOSMultiplayerARPhysicsSandboxCMU ETCC#

Overview

ARCADE (Augmented Reality Creative Annotation Drawing Environment) is a multiplayer AR iOS app developed at CMU ETC that lets users collaboratively draw and place 3D objects into their physical environment. The objects interact in a live physics simulation, turning any space into a shared creative sandbox.

My Role

Co-developed with John Balash, Meijie Hu, and Bryce Li at CMU ETC. Led the AR spatial anchor system, multiplayer networking, physics integration, and App Store deployment pipeline.

Key Features

  • Collaborative AR drawing and object placement across multiple iOS devices
  • Real-time physics simulation for placed objects
  • Persistent spatial anchors using ARKit World Tracking
  • Multiplayer synchronization over LAN/WiFi
  • Available publicly at etcarcade.com