---
title: MaterialXAvailability.prerelease
framework: realitykit
role: symbol
role_heading: Case
platforms: [iOS 27.0+, iPadOS 27.0+, tvOS 27.0+, visionOS 27.0+]
path: realitykit/materialxavailability/prerelease
---

# MaterialXAvailability.prerelease

## Declaration

```swift
case prerelease
```