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Open Hardware Monitor vs Libre Hardware Monitor: catalog facts
Open Hardware Monitor	Libre Hardware Monitor
Free Free and open source under the Mozilla Public License.	Free Free and open source under the MPL 2.0.
Windows, Linux	Windows
Open source, so the sensor handling can be inspected and reused Readings can sit in the tray or a desktop gadget	Reads motherboard, CPU, GPU, drive and network card sensors Also a library, so other tools can use it as their sensor backend
Upstream development stopped years ago; Libre Hardware Monitor is the maintained fork Newer chipsets and sensors are frequently unrecognised	Windows only Needs administrator rights to read low-level sensors
Downloadable app	Downloadable app
Open source	Open source
License: MPL-2.0	License: MPL-2.0
Not stated if an account is needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked September 21, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.