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

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