Yes. (Bliss OS 14/15 based on Android 11/12) is the active, open-source, community-driven successor. It is harder to install but safer and more up-to-date. PrimeOS is another commercial alternative that offers similar gaming features.
: Optimized for gaming with significantly lower RAM and CPU usage than standard Windows 11.
Based on the search results, "Phoenix OS" is a discontinued Android-based operating system designed to run Android apps on desktop computers. While older versions provided a desktop-like environment with a taskbar and multi-window support, there is no official "Phoenix OS 11" developed for the modern Windows 11 era.
Since it runs on bare metal, Phoenix OS 11 offers near-native processing speed. For CPU-intensive tasks like video rendering via CapCut or Kinemaster, the OS flies compared to running an emulator inside Windows.
Second, the project is . The last stable release dates to late 2019, with no security patches or Android 11/12 updates. This leaves users exposed to known vulnerabilities in the Android 9 base. The development team shifted focus to other products (e.g., “PhoenixOS for PC” for gaming), and the community fork, “PhoenixOS Darkmatter,” remains niche.