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Resources vs jdSystemMonitor: catalog facts
Resources	jdSystemMonitor
Free Free to use, with donations accepted by the developers.	Free Free and open source under the GPL.
Linux	Linux
Covers GPU and battery as well as CPU and memory Process and app management in the same window	Process management plus CPU, RAM and swap monitoring Lists Flatpaks, autostart entries, packages and mounts
Linux only Looks best on GNOME rather than other desktops	Linux only No temperature or GPU monitoring mentioned
Downloadable app	Downloadable app
Open source	Open source
License not stated	License: GPL-3.0-only
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked September 24, 2026	Official website Full listing and sources Checked October 1, 2026

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