Compare software

Whosthere vs NetPeek: catalog facts
Whosthere	NetPeek
Free Free and open source under the Apache 2.0 licence.	Free Free and open source under the GPL 3.
Windows, Command line	Linux
Interactive terminal UI for browsing discovered devices Discovery runs without elevated privileges	Simple GNOME interface for network discovery Shows open ports on discovered devices
Limited to the local network Terminal-only, with no graphical interface	Linux only Far fewer options than a full scanner like Nmap
Downloadable app	Downloadable app
Open source	Open source
License: Apache-2.0	License: GPL-3.0-or-later
No account needed	No account needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 1, 2026

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