ChimeraOS is a specialized Linux distribution designed exclusively for gaming, focusing on seamless Steam integration. Formerly known as GamerOS, ChimeraOS aims to turn your PC into a dedicated gaming console by booting directly into Steam’s Big Picture mode for an immersive, no-fuss experience.
Performance for Gaming
Built on an Arch Linux base, ChimeraOS is optimized for gaming performance with low-latency kernels, up-to-date GPU drivers, and out-of-the-box Proton support for Windows games. Its tight integration with Steam ensures compatibility with a vast library of titles and smooth gameplay on both AMD and NVIDIA hardware.
User Experience
ChimeraOS boots directly into Steam’s console-like interface, offering a familiar and intuitive experience for gamers who want to skip the traditional desktop environment. While it’s primarily focused on gaming, Desktop Mode is also available for advanced users who want to access more Linux features.
Pros:
- Direct boot into Steam Big Picture mode
- Optimized for gaming with latest drivers and kernels
- Excellent Proton support for Windows games
- Simple setup and maintenance
Cons:
- Limited use beyond gaming
- Less customizable compared to full desktop distros
Final Verdict
If you want your PC to be a dedicated gaming machine with a console feel, ChimeraOS is an excellent choice in 2025. It combines Arch’s power with a streamlined Steam experience, making it perfect for gamers who prefer simplicity and performance.
