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Mission Center vs Xfce Task Manager: catalog facts
Mission Center	Xfce Task Manager
Free Free and open source under the GPL 3.0.	Free Free and open source, part of the Xfce project.
Linux	Linux
Familiar Task Manager layout with per-core and per-process detail GPU usage for AMD, Intel and NVIDIA cards	Light on resources Process tree view and name filter
Linux only Fewer sensors and less depth than a command line monitor	Fewer features than full system monitors No disk or network graphs mentioned
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0	License not stated
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked September 21, 2026	Official website Full listing and sources Checked October 1, 2026

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