1. MacOS: MacOS is an operating system developed by Apple and can be installed on VPS hosting. MacOS offers a wide range of opportunities for developing and running applications for Apple platforms.
2. Linux: Linux is a free and open source operating system that is widely used in the hosting world. There are many Linux distributions such as Ubuntu, CentOS, Debian and others that can be installed on VPS hosting.
3. Windows: The Windows operating system can also be installed on the VPS hosting. Windows Server offers many options for hosting websites and applications, and is compatible with various Microsoft technologies.