Virtual universe which lets you explore & analyze planetary datasets
Scripting platform, modding framework and VR support for RE Engine
Google Cardboard XR plugin for Unity
API and runtime that allows access to VR hardware
Open source Cardboard SDK and samples
A toolkit that helps developing/prototyping VR apps
Lua Virtual Reality engine
Simple and light-weight 3D game engine
An easy-to-use mixed reality library for building VR applications
A web framework for building virtual reality experiences
Framework for creating human behaviour experiments in Unity
Web framework for building multi-user virtual reality experiences
A toolbox for easily setting up VRChat avatars in Unity
An in-browser implementation of JanusVR
Apply rich UI effects directly from the Inspector or via code
Framework to facilitate communication in the Unity game engine
Powerful development framework for creating virtually anything
Multi-engine plugin to specify agents with reinforcement learning
Ultraleap SDK for Unity
Set of comprehensive computer vision & machine intelligence libraries
Enhance Unity UI (uGUI) with advanced soft-masking features
VR Adrix Java Works - Paged Lists - Action-Entity Model ...
Delphi Java - VRCalc++ OOSL (Script) and + (Binary Exec Distro)
virtual reality authoring toolkit created by artists, for artists
Cross platform Virtual Reality authoring and playback