HWDIRECT is an advanced low-level hardware register access software utility for Windows. It allows user to read and modify PC system hardware registers. With current latest version, HWDIRECT encapsulates nine separate tools. They are OSInfo, CPUID Info, PCI Read/Write, I/O Read/Write, MSR Read/Write, CMOS Read/Write, Memory Dump, Hex Viewer/Editor, and SMBUS Access.