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Glances vs nmon: catalog facts
Glances	nmon
Free Free and open source, funded by sponsorship.	Free Free to download.
Windows, macOS, Linux, Command line, Web	Linux, Command line
Runs on Linux, FreeBSD, macOS and Windows from the same codebase Built-in web interface, so a phone or tablet can watch a server	Many metrics on one screen with low CPU impact Records to CSV for later analysis
Python and pip installation, which on some systems means a virtual environment Exposing the web interface or API on a network needs authentication configured by you	Terminal only, with keyboard toggles to learn Mainly aimed at Linux and AIX servers
Downloadable app, Self-hosted	Downloadable app
Open source	Closed source
License: LGPL-3.0	License not stated
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked September 20, 2026	Official website Full listing and sources Checked September 23, 2026

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