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Xfce Task Manager vs GNOME System Monitor: catalog facts
Xfce Task Manager	GNOME System Monitor
Free Free and open source, part of the Xfce project.	Free Free and open source, part of the GNOME project.
Linux	Linux
Light on resources Process tree view and name filter	Simple graphical task manager for the Linux desktop Can end processes and change their priority
Fewer features than full system monitors No disk or network graphs mentioned	Linux only and designed for GNOME Less detail than specialised monitoring tools
Downloadable app	Downloadable app
Open source	Open source
License not stated	License: GPL-2.0
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 September 23, 2026

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