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nfdump vs GoFlow2: catalog facts
nfdump	GoFlow2
Free Free and open source under a BSD license.	Free Free and open source.
Linux, Self-hosted, Command line	Linux, Self-hosted, Command line
Supports NetFlow, IPFIX and sFlow Filtering and aggregation of stored flow records	Handles NetFlow, IPFIX and sFlow in one collector Normalises different flow protocols into a common format
Command-line only, with no built-in graphical interface Needs network devices configured to export flow data	Collector only; needs separate storage and dashboards Configuration requires familiarity with flow protocols
Downloadable app, Self-hosted	Downloadable app, Self-hosted
Open source	Open source
License: BSD	License not stated
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked September 24, 2026	Official website Full listing and sources Checked September 24, 2026

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