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ntopng vs The Dude: catalog facts
ntopng	The Dude
Freemium Licensed editions are sold by ntop, listed as models on the product page.	Free Free to download from MikroTik.
Windows, macOS, Linux, Self-hosted	Windows
Application detection powered by nDPI Real-time and historical traffic in a web interface	Automatic device discovery Draws network maps from discovered devices
Some features need a paid licence Needs a mirror port, TAP or flow exporter to see network traffic	Installer is Windows only Closely tied to the MikroTik ecosystem
Downloadable app, Self-hosted	Downloadable app
Closed source	Closed source
License not stated	License not stated
Not stated if an account is needed	Not stated if an account is needed
Works offline	Not stated if it 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.