Google VR SDK (Daydream & Cardboard) was an early entry point for Android‑based VR development. While it has been deprecated, a rich ecosystem of modern SDKs and frameworks now exists for building immersive experiences across a wide range of head‑sets and platforms. Below is a curated list of the 20 most popular and actively‑maintained alternatives, covering native, cross‑platform, web‑based, and engine‑integrated solutions.
Get targeted exposure with custom position pinning and highlighted placement.
Official Unity package that abstracts XR hardware and provides ready‑to‑use interaction components for VR/AR projects.
Epic's high‑performance engine with built‑in VR templates, motion controller support, and Blueprint visual scripting.
Open, royalty‑free standard by the Khronos Group that unifies VR/AR APIs across devices and platforms.
Valve's cross‑platform runtime and SDK supporting HTC Vive, Valve Index, Oculus, and Windows Mixed Reality headsets.
Official SDK for Oculus Rift, Quest, and Go, offering native rendering, input, and performance tools.
Comprehensive SDK for HTC Vive and Vive Cosmos, providing hand‑tracking, eye‑tracking, and controller APIs.
Open‑source toolkit for Unity and Unreal that simplifies development for HoloLens, Windows Mixed Reality, and other XR devices.
Godot Engine’s built‑in XR support with OpenXR integration, offering a lightweight, open‑source alternative.
Community‑driven, open‑source toolkit for Unity that adds interaction, locomotion, and UI components.
Web framework for building VR experiences using HTML‑like markup; runs on WebXR‑compatible browsers.
Powerful WebGL engine with full WebXR support for creating browser‑based VR and AR scenes.
Open‑source social VR platform that runs in browsers via WebXR; developers can host custom rooms and assets.
W3C standard JavaScript API that enables VR/AR experiences directly in web browsers without plugins.
High‑fidelity SDK for Varjo’s professional‑grade XR headsets, offering eye‑tracking and ultra‑high resolution rendering.
Official development kit for Pico Neo and Pico 4 headsets, supporting Unity, Unreal, and native Android.
Cloud‑based authoring tool for building VR/AR scenes; still usable for quick prototypes despite reduced focus.
CryEngine’s VR module provides high‑performance rendering and native support for major headsets.
Open‑source platform for large‑scale, low‑latency social VR, with SDKs for Unity and native development.
Web‑based multi‑user VR environment built on WebGL and WebXR, allowing custom scene scripting.
Primarily an AR SDK, Vuforia also supports VR experiences through Unity integration and marker‑based tracking.