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CoreX vs System Monitoring Center: catalog facts
CoreX	System Monitoring Center
Free Free and open source under the MIT licence.	Free Free and open source under the GPL-3.0 licence.
Linux	Linux
Always-on-top draggable widget with live metrics HWiNFO-style sensor tree with real sensor names	Detailed performance and usage views in one window Translated into many languages
Linux only Small project with a single maintainer	Linux only Several parallel versions can be confusing to choose between
Downloadable app	Downloadable app
Open source	Open source
License: MIT	License: GPL-3.0
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked October 1, 2026

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