IOKitdrivere
IOKitdrivere are device drivers built on Apple's I/O Kit, a modular framework used to manage hardware devices on macOS and iOS. They serve as the bridge between physical hardware and the operating system, handling tasks such as device initialization, I/O scheduling, and state management.
IOKit uses an object-oriented C++ framework with a hierarchical service registry called the I/O Registry. Drivers
Historically IOKit drivers shipped as kernel extensions (KEXTs) running in the kernel, but Apple has introduced
Development and distribution involve Xcode and the IOKit framework headers. Code is typically written in C++