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jdSystemMonitor vs Xfce Task Manager: catalog facts
jdSystemMonitor	Xfce Task Manager
Free Free and open source under the GPL.	Free Free and open source, part of the Xfce project.
Linux	Linux
Process management plus CPU, RAM and swap monitoring Lists Flatpaks, autostart entries, packages and mounts	Light on resources Process tree view and name filter
Linux only No temperature or GPU monitoring mentioned	Fewer features than full system monitors No disk or network graphs mentioned
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0-only	License not stated
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.