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Open Hardware Monitor

openhardwaremonitor.org

Free plan WindowsLinux
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Spec score 7.4 #50 of 59 in Hardware Monitoring Software

Spec sheet

Purpose
Open Hardware Monitor monitors a computer’s temperature sensors, fan speeds, voltages, load, and clock speeds.Read 11 Oct 2026 · openhardwaremonitor.org
Support
Users can report bugs or request features through GitHub Issues, and the maker also lists an email contact.Read 11 Oct 2026 · openhardwaremonitor.org
License
The binaries are provided under Mozilla Public License 2.0, while the source code includes MPL 2.0 and other listed licenses.Read 11 Oct 2026 · openhardwaremonitor.org
Beta status
The maker says the application is still in Beta and should be used at the user’s own risk.Read 11 Oct 2026 · openhardwaremonitor.org
Display
Monitored values can be shown in the main window, a customizable desktop gadget, or the system tray.Read 11 Oct 2026 · openhardwaremonitor.org
Graphics and storage
It can display ATI and Nvidia video card sensors and SMART hard drive temperatures.Read 11 Oct 2026 · openhardwaremonitor.org
Hardware coverage
The documentation lists Intel and AMD CPU core sensors, mainboard sensors, Nvidia and AMD GPU sensors, SMART drive sensors, and T-Balancer bigNG and Alphacool Heatmaster fan controllers.Read 11 Oct 2026 · openhardwaremonitor.org
Installation
The download is a ZIP archive; the maker instructs users to unpack it and run OpenHardwareMonitor.exe with Administrator rights for access to most hardware sensors.Read 11 Oct 2026 · openhardwaremonitor.org
Integration
The application publishes sensor data to Windows Management Instrumentation (WMI) so other applications can read and use it.Read 11 Oct 2026 · openhardwaremonitor.org
Latest release shown
The homepage lists version 0.9.6, posted December 27, 2020, with AMD family 19h (Zen 3) CPU support added.Read 11 Oct 2026 · openhardwaremonitor.org
Linux requirements
The download page says Linux use requires Mono with WinForms.Read 11 Oct 2026 · openhardwaremonitor.org
Processor sensors
It can read core temperature sensors on Intel and AMD processors.Read 11 Oct 2026 · openhardwaremonitor.org
SSD metrics
For SSDs, the documentation lists wear level and host reads and writes.Read 11 Oct 2026 · openhardwaremonitor.org
Windows requirements
The download page says Windows use requires .NET Framework 4.5 or later.Read 11 Oct 2026 · openhardwaremonitor.org

Plans and prices

Open Hardware Monitor Free Free open source software · Windows and x86-based Linux Read 11 Oct 2026 · openhardwaremonitor.org

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