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System Monitoring Center vs jdSystemMonitor: catalog facts
System Monitoring Center	jdSystemMonitor
Free Free and open source under the GPL-3.0 licence.	Free Free and open source under the GPL.
Linux	Linux
Detailed performance and usage views in one window Translated into many languages	Process management plus CPU, RAM and swap monitoring Lists Flatpaks, autostart entries, packages and mounts
Linux only Several parallel versions can be confusing to choose between	Linux only No temperature or GPU monitoring mentioned
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0	License: GPL-3.0-only
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.