# Meta Horizon OS

> operating system for the Meta Quest product line

**Wikidata**: [Q124650763](https://www.wikidata.org/wiki/Q124650763)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Meta_Horizon_OS)  
**Source**: https://4ort.xyz/entity/meta-horizon-os

## Summary
Meta Horizon OS is the operating system developed by Meta for its Quest virtual reality headset product line. It is based on the Android platform and serves as the software foundation for Meta's immersive computing devices.

## Key Facts
- Meta Horizon OS is based on Android, the mobile operating system created by Google
- The operating system is developed by Meta, the American multinational technology corporation founded in 2004
- Current stable versions include v65 (released April 30, 2024) and v68 (released July 29, 2024)
- Pre-release versions are tested through the PTC (Public Test Channel) program
- Meta Horizon OS is classified as an operating system, software that manages computer hardware resources
- The system supports multiple programming languages including Java, Kotlin, and C++
- Meta Horizon OS is also known by alternative names including Meta Quest Platform, Horizon OS, Meta Quest OS, and Plateforme Meta Quest

## FAQs
### Q: What devices use Meta Horizon OS?
A: Meta Horizon OS powers Meta's Quest virtual reality headset product line, which includes various Quest models designed for immersive computing and gaming experiences.

### Q: Is Meta Horizon OS based on Android?
A: Yes, Meta Horizon OS is built on the Android platform, leveraging Google's mobile operating system as its foundation while adding Meta-specific features and optimizations for VR hardware.

### Q: How often is Meta Horizon OS updated?
A: Meta releases regular updates to Horizon OS, with stable versions like v65 and v68 released in 2024, and pre-release versions tested through the PTC program before public availability.

## Why It Matters
Meta Horizon OS represents Meta's strategic approach to creating a unified software ecosystem for its virtual reality hardware. By building on Android's foundation, Meta leverages a mature, widely-supported platform while customizing it for the unique demands of VR computing. This operating system enables Meta to deliver consistent user experiences across its Quest device lineup, support a growing library of VR applications and games, and rapidly iterate on features like passthrough improvements and external microphone support. As VR technology becomes increasingly mainstream, Horizon OS serves as the critical software layer that transforms Meta's hardware into functional, user-friendly devices capable of delivering immersive experiences to millions of users worldwide.

## Notable For
- Built on Android platform, providing a stable foundation for VR-specific modifications
- Regular release cycle with both stable and pre-release versions through PTC program
- Multi-language support including Java, Kotlin, and C++ for diverse development needs
- Integration with Meta's Quest hardware ecosystem, enabling seamless VR experiences
- Alternative naming conventions (Meta Quest Platform, Horizon OS) reflecting its role in Meta's VR strategy

## Body
### Development and Architecture
Meta Horizon OS represents a customized Android distribution specifically tailored for virtual reality hardware. The operating system inherits Android's core architecture while implementing VR-specific optimizations and features. This approach allows Meta to benefit from Android's mature ecosystem, security updates, and developer tools while creating a specialized platform for immersive computing.

### Version History and Updates
The operating system follows a structured release pattern with multiple concurrent versions. Stable releases like v65 (April 30, 2024) and v68 (July 29, 2024) provide the foundation for consumer devices, while pre-release versions undergo testing through the Public Test Channel. This dual-track approach enables Meta to gather user feedback and identify issues before widespread deployment.

### Programming and Development
Horizon OS supports multiple programming languages to accommodate diverse development needs. The platform includes support for Java and Kotlin (Android's primary languages), as well as C++ for performance-critical applications. This multi-language approach enables developers to create everything from simple VR experiences to complex, high-performance applications.

### Integration with Meta Ecosystem
As Meta's proprietary operating system for Quest devices, Horizon OS is deeply integrated with the company's broader VR strategy. The platform enables features like passthrough mode, external microphone support, and spatial video capabilities that are specifically designed for Meta's hardware configurations. This tight integration allows Meta to optimize performance and user experience across its device lineup.

### Alternative Naming and Branding
The operating system is known by multiple names including Meta Quest Platform, Horizon OS, Meta Quest OS, and Plateforme Meta Quest. These alternative designations reflect different aspects of the platform's role - from its function as a development platform to its branding as part of Meta's Quest product line. The variation in naming also suggests different regional or market-specific approaches to presenting the technology to users and developers.

## References

1. [Source](https://developer.android.com/kotlin/index.html)
2. [Source](https://www.openhub.net/p/android/analyses/latest/languages_summary)
3. [2022](https://security.googleblog.com/2022/12/memory-safe-languages-in-android-13.html)
4. [Meta Quest release notes | Meta Store](https://www.meta.com/help/quest/articles/whats-new/release-notes/)
5. [Meta Quest v64ソフトウェア・アップデート：パススルーの改善、外部マイクのサポートなど | Meta Questブログ | Meta Store. 2024](https://www.meta.com/blog/quest/meta-quest-v64-update-passthrough-improvements-external-microphones)
6. [PTC v65 Release Thread - Meta Community Forums - 1185347. 2024](https://communityforums.atmeta.com/t5/Announcements/PTC-v65-Release-Thread/ba-p/1185347)
7. [Source](https://www.meta.com/help/quest/articles/whats-new/release-notes/)
8. [Source](https://communityforums.atmeta.com/t5/Announcements/PTC-v69-Release-Thread/ba-p/1228094)
9. [Source](https://communityforums.atmeta.com/t5/Announcements/PTC-v72-Release-Thread/ba-p/1262036)