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

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