The free Open Hardware Monitor software runs on 32-bit and 64-bit Microsoft Windows XP / Vista / 7 / 8 / 8.1 / 10 and any x86 based Linux operating systems without installation.

Using Hardware Monitor Utilities Open Hardware Monitor Open Hardware Monitor is a free, open-source tool that provides real-time power draw readings for various components of your PC.

Originally a fork of the well-known Open Hardware Monitor, Libre Hardware Monitor offers a minimalistic interface and compatibility with recent hardware trends in Windows 11 systems.