RWEverything software is a powerful utility tool that allows users to access and modify low-level hardware information on Windows systems. It provides detailed information about the computer's hardware components, such as the CPU, RAM, motherboard, and storage devices. The software also allows users to read and write to the computer's firmware, including the BIOS, ACPI tables, and PCI configuration space. Additionally, RWEverything includes features for benchmarking and stress testing hardware components.