Nfsen Alternatives

Track, record, alert and visualize performance and availability of IT resources

Open Source free

nfsen-ng aims to be an in-place replacement for the ageing nfsen.

NinjaOne (Formerly NinjaRMM) provides remote monitoring and management software that combines powerful functionality with a fast, modern UI. Easily remediate IT issues, automate common tasks, and support end-users with powerful IT management tools.

Try for free paid Free Trial

FastNetMon is a very fast DDoS analyzer with sflow/netflow/mirror support.

Open Source freemium $115.0 / Monthly (for 10G of bandwidth)

A fully featured network monitoring system that provides a wealth of features and device support.

Open Source

NetFlow Analyzer is a solution for bandwidth monitoring and traffic analysis. It helps with traffic investigation, analysis and reporting

Powerful, Feature-rich, Affordable in-depth traffic analysis system, built with network engineers in mind.

DDoS protection software solution for networks. Attacks detected by NetFlow,NetStream,sFlow,jFlow,IPFIX,Port Mirroring and mitigated with firewall filters

Bandwidth management made easy - Get the best combination of network traffic analysis and control

Easily manage product development

Open Source

Coralogix is a machine learning powered log analytics solution aimed to solve the problem of unmanageable log data.

Identify how bandwidth is being used with NetFlow Traffic Analyzer for SolarWinds Network Performance Monitor. Download free 30-day analyzer software trial!

Observium

BLËSK is a suite of applications for network monitoring and management.