A Unity networking library for research, teaching and development, maintained by the Virtual Environments and Computer Graphics group at University College London.

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100% free and open source, published under an Apache 2.0 license.

Networking 🗲

Networking features include message passing, room management, rendezvous and matchmaking, object spawning, shared binary blobs, and voice chat.

Cross-Compatible 🔌

Ubiq works across Windows, Linux, Android, macOS, and JavaScript running in the browser. Developers may utilise any XR toolkit for advanced functionality.

GDPR-Safe 🔒

Ubiq does not rely on any third-party services, making it GDPR-safe for your experimental data.

Self-contained 📦

Ubiq relies on WebRTC for voice and video chat. The repository includes binaries for Windows, Linux, Android and macOS, so you do not need to download anything else.

Built with Unity 🖥️

Easily customize your collaborative XR experiences using the popular open-source game engine by building on our lightweight XR interaction examples.

Logging and Analytics 📈

Draw on modular extensions of Ubiq to integrate networked recording and playback, as well as real-time log data such as proxemics.

Partners of Ubiq


Build your networked XR
experience your way!

Get started here and use Ubiq's pre-built rooms right out of the box.

Latest Blog Posts

Ubiq Server Upgrades and New Features

The Ubiq server has been updated, with a number of new features. Learn about the recent changes we have made and why.

Posted November 24, 2023 by Sebastian Friston ‐ 9 min read

Content Creation Using Record and Replay

Read about how record and replay can be used by a single user to create content with multiple virtual characters.

Posted November 17, 2023 by Klara Brandstätter ‐ 3 min read

Building Asymmetric Social VR with the Browser

Learn about our new Browser-based JavaScript library, and how to run the samples described in our Web3D paper inspired by asymmetric social VR.

Posted October 26, 2023 by Sebastian Friston ‐ 10 min read

Latest Publications

Dialogues For One: Single-User Content Creation Using Immersive Record and Replay

Published October 11, 2023 in VRST '23: Proceedings of the 29th ACM Symposium on Virtual Reality Software and Technology by Klara Brandstätter, Anthony Steed

Ubiq-Genie: Leveraging External Frameworks for Enhanced Social VR Experiences

Published January 25, 2023 in OAT: 2nd Workshop on Open Access Tools and Libraries for Virtual Reality (IEEE VR 2023) by Nels Numan, Daniele Giunchi, Ben Congdon, Anthony Steed