Guide · 6 min read
What is WebXR?
A plain-English guide to the open standard powering browser-based VR and AR in 2026 — and where to try it without downloading anything.
WebXR in one sentence
WebXR is a web standard that lets any browser render virtual reality and augmented reality. You open a URL — and you're inside a 3D world. No app store, no install, no account. It's the “immersive web” counterpart to HTML, video, or audio: a native browser capability that any site can use.
How it works
The WebXR Device API exposes head and controller pose, hand tracking, and reference frames to JavaScript. A 3D library (Three.js, Babylon.js, A-Frame) renders a scene each frame, and the browser composes it to the headset's displays. When no headset is connected, the same site usually falls back to a flat-screen experience with a mouse or touch.
Devices that support it
Meta Quest 2 / 3 / Pro (built-in browser), Apple Vision Pro (Safari), Pico 4, Android Chrome, and any desktop with a connected PCVR headset. AR support exists on most modern smartphones. Roughly two billion devices can render WebXR today — far more than any single app store reaches.
What you can build
Hand-tracking puzzles, rhythm games, spatial art galleries, virtual museums, classroom field trips, AR product try-ons, immersive music videos, multiplayer social worlds, and live events. Browse the curated XRGuide WebXR catalog or jump straight to the WebXR games.
Frameworks creators use
A-Frame (HTML-style VR scenes), React Three Fiber + @react-three/xr, Three.js, Babylon.js, PlayCanvas, Needle Engine, and Unity's WebXR exporter. All emit standards-based WebXR — pick based on your team's existing skills.
Why it matters
WebXR is the most accessible on-ramp into immersive media — no gatekeeper, no platform tax, no install friction. For publishers, educators, museums, and independent artists, it's the difference between a 30-second link and a 30-minute install flow.
Catalog
Browse WebXR experiences →
50+ curated browser-based VR & AR worlds.
Play
WebXR games — no download →
Free VR games playable in any modern browser.
WebXR FAQ
What is WebXR?
WebXR is an open web standard (the WebXR Device API) that lets browsers render immersive virtual reality and augmented reality content. Any modern browser on a VR headset, AR-capable phone, or desktop can render a WebXR experience — no app download required.
How is WebXR different from VR apps?
Native VR apps must be installed from a store like the Meta Horizon Store or App Store. WebXR experiences load from a URL like any website, so they work cross-platform, can be linked and shared instantly, and never need updates pushed to a store.
What devices support WebXR?
Meta Quest 2/3/Pro, Apple Vision Pro (Safari), Pico 4, modern Android phones (Chrome) and iPhones (with WebXR Viewer for AR), and any desktop with a connected PCVR headset. Many WebXR sites also fall back to a flat-screen mode when no headset is present.
Is WebXR safe? Does it need permissions?
Yes. WebXR runs inside the browser sandbox just like any web page. It must request permission to enter immersive mode and to access sensors (camera, hand tracking) — the user always has to grant access explicitly.
Which engines and frameworks build WebXR experiences?
Popular frameworks include A-Frame and React Three Fiber (declarative VR scenes), Three.js (lower-level 3D), Babylon.js, PlayCanvas, Needle Engine, and Unity's WebXR exporter. All compile to standards-based WebXR.
What can you actually do in WebXR today?
Hand-tracking puzzles (Plockle), rhythm games (Moonrider), spatial art galleries, immersive music videos, AR product try-ons, virtual museums, classroom field trips, and full multiplayer worlds. The XRGuide WebXR catalog lists curated examples of each.
Is WebXR the same as the Metaverse?
No — WebXR is the technology layer that makes browser-based immersion possible. The metaverse is the broader idea of persistent virtual worlds. WebXR is one of the open standards being used to build them, alongside glTF, USDZ and OpenXR.