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GNOME System Monitor vs Xfce Task Manager: catalog facts
GNOME System Monitor	Xfce Task Manager
Free Free and open source, part of the GNOME project.	Free Free and open source, part of the Xfce project.
Linux	Linux
Simple graphical task manager for the Linux desktop Can end processes and change their priority	Light on resources Process tree view and name filter
Linux only and designed for GNOME Less detail than specialised monitoring tools	Fewer features than full system monitors No disk or network graphs mentioned
Downloadable app	Downloadable app
Open source	Open source
License: GPL-2.0	License not stated
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked October 1, 2026

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