Open Hardware Monitor icon
Open Hardware Monitor icon

Open Hardware Monitor

The Open Hardware Monitor is a free open source software that monitors temperature sensors, fan speeds, voltages, load and clock speeds of a computer.

On Windows 7
On Debian Linux 6.0 using the Mono Framework.

Cost / License

  • Free
  • Open Source

Alerts

  • Discontinued

Platforms

  • Windows
  • Mono
Discontinued

There has not been any code change since December 2020, also the community now wonders if it is abandoned: https://github.com/openhardwaremonitor/openhardwaremonitor/issues/1471 There also seems to be a fork called LibreHardwareMonitor (which is already listed as an alternative) and appears to be the most active fork right now.

4.2
Very Good11 reviews
269likes
14comments
0news articles

Features

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Properties

  1.  Lightweight

Features

  1.  Temperature Monitoring
  2.  Hardware Monitoring
  3.  Voltage monitoring
  4.  Portable
  5.  Fan Speed
  6.  No installation required
  7.  History graphs
  8.  Export to CSV
  9.  Command line interface
  10.  Sensors

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Comments and Reviews

   
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Comment summary: Open Hardware Monitor (OHM) is praised for its user-friendly interface and wide range of features, such as monitoring CPU and GPU temperatures and displaying data in the system tray. Users appreciate its low resource consumption and open-source nature, which allows for customization. While it offers significant flexibility, there are concerns regarding infrequent updates and potentially inaccurate readings on newer hardware. Some users mentioned the lack of historical graphing as a downside.
Top Positive Comment
toddgm
2

Why I like Open Hardware Monitor: This is one of the only apps I can find, other than SpeedFan and MSI Afterburner, that reads my GPU and CPU temperatures AND can put the values in the System Tray.

I can also put fan speeds, clock speeds, and any of many other values it reads in the Sys Tray. SpeedFan works, but crashes a lot for me. MSI Afterburner works too, albeit through a far more complex interface, and the (bitmapped/blocky/unscalable) tray font is hard to read. Open Hardware Monitor is small, straightforward, has an easy to read (and antialiased/scalable) tray font, and is easier to configure for novices. 5 stars.

[Nvidia GTX 1070 and AMD Phenom II X4 955 Black Edition.]

[Edited by toddgm, August 20]

Top Negative Comment
takitzis
1

It's a descent app, as soon as you own old hardware, because it's updated every 2 years (last update Nov 2016). If you have new hardware, it's very possible to have wrong values for sensors, like I have (-25 Celsius for my motherboard's temperature!)

Gabriel Zuñiga

hey, this app was last updated in December 2020, and yep, there was a big gap between Nov 2016 - Feb 2020

j0
0

Missing most data - use Libre Hardware Monitor instead.

rsbrux
0

Pro: Can display desired data in systray icons. Con: Requires admin privileges to read CPU temperature

Gabriel Zuñiga
0

I liked that it was free, concise and fast

yuriykaz
0

For me, THE BEST, simple open-source app for monitoring my hardware temperature and resources. Straight to the point. Has got a widget. No installation required. Small footprint.

Jairus
0

straightforward and simple to use

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7 of 14 comments

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What is Open Hardware Monitor?

The Open Hardware Monitor is a free open source software that monitors temperature sensors, fan speeds, voltages, load and clock speeds of a computer.

The Open Hardware Monitor supports most hardware monitoring chips found on today's mainboards. The CPU temperature can be monitored by reading the core temperature sensors of Intel and AMD processors. The sensors of AMD and Nvidia video cards as well as SMART hard drive temperature can be displayed. The monitored values can be displayed in the main window, in a customizable desktop gadget, or in the system tray. 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.

Official Links

Open Hardware Monitor information

  • Developed by

    DE flagMichael Möller
  • Licensing

    Open Source and Free product.
  • Written in

  • Rating

    Average rating of 4.2 (11 ratings)
  • Alternatives

    78 alternatives listed
  • Supported Languages

    • English

AlternativeTo Categories

OS & UtilitiesSystem & Hardware

GitHub repository

  •  6,305 Stars
  •  1,302 Forks
  •  1087 Open Issues
  •   Updated  
View on GitHub

Our users have written 14 comments and reviews about Open Hardware Monitor, and it has gotten 269 likes

Open Hardware Monitor was added to AlternativeTo by olof_ on and this page was last updated . Open Hardware Monitor is sometimes referred to as OHM