• Apple Incorporation's macOSis a collection of proprietary graphical operating systems. Previously, it was known as Mac OS X and then OS X. It's built exclusively for Apple Mac computers. The operating system is based on Unix. C, C++, Objective-C, assembly code, and Swift were used to create it. After Windows, it is the second most popular operating system for personal computers. Apple released the initial version of macOS in 2001.
• Chrome OS is a Google-provided operating system based on the Linux kernel. The main user interface is the Google Chrome web browser. C, C++, Javascript, HTML5, Python, and Rust were used to create it. Chromebooks are personal computers that use it. Google released the initial version of Chrome OS in 2009. It was introduced by Google as an operating system that stores both user data and applications in the cloud.
• Microsoft Incorporation provides a range of proprietary graphical operating systems known as Windows. Microsoft Windows is another name for it. Windows NT and Windows IoT are currently part of its family. Windows 9x, Windows Mobile, and Windows Phone, which are no longer in use, were formerly listed. It is the most widely used computer operating system. Microsoft released the initial version of Windows in 1985.

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