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Instead of Caligare Flow Inspector
Caligare Flow Inspector alternatives
Caligare Flow Inspector focuses on NetFlow exports from existing routers, avoiding deployed probes. Its web interface configures collectors, devices, application groups, and anomaly detection, while real-time analysis tracks users and summarizes hosts, protocols, applications, and conversations. The free edition supports NetFlow versions 1, 5, 6, 7, and 9, with filtering, forwarding, utilization maps, low-level searches, authentication controls, and bandwidth views. Linux self-hosting suits organizations that want an on-premises analyzer, but the free non-commercial plan covers two devices, 24-hour history, and 250 flows per second; commercial editions and longer trends require paid editions.
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ManageEngine NetFlow Analyzer
Free plan AndroidiPhoneLinux+2Multi-protocol flow analysis with mobile and desktop access — ManageEngine adds sFlow, IPFIX, J-Flow, NetStream, cflowd, and AppFlow support plus Android, iOS, and Windows platforms.
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ntopng
Free plan Open source APILinuxMac+3Deep traffic visibility from packets, flows, and telemetry — ntopng combines packet captures, NetFlow and sFlow, SNMP, firewall logs, and intrusion detection with 450-plus Layer-7 protocols and performance metrics.
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FlowViewer
Free plan LinuxWebFree NetFlow reports, graphs, and long-term monitoring — FlowViewer bundles text reports, graphical reports, and RRD monitoring, supporting NetFlow 5 and 9 with IPv6 and over 30 reports.
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Nagios XI
Free plan APILinuxMac+3Threshold-based monitoring of servers, devices, and services — Nagios XI checks servers, applications, services, and network devices, adding discovery, configuration wizards, dashboards, automation, and enterprise reports.
From $4,995 · 30-day trial Visit site - 5
ElastiFlow
Free plan APILinuxSelf-hosted+1Flow observability with enrichment and data-platform integrations — ElastiFlow extracts over 6,200 flow fields, adds GeoIP, autonomous-system, and reputation enrichment, and connects with platforms such as Elastic, Kafka, Splunk, and Cribl.
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nfdump
Free plan LinuxSelf-hostedOpen-source command-line flow collection and processing — nfdump provides command-line collectors and processors for NetFlow, IPFIX, and sFlow, with PCAP conversion, aggregation, enrichment, multiple outputs, and compression.
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Riverbed Aternity
Paid AndroidAPIiPhone+5Employee digital experience and disruption diagnosis — Aternity correlates real employee sessions across devices, applications, and networks, adding SaaS interaction replay, mobile diagnostics, and remediation workflows.
Pricing on request Visit site - 8
Akvorado
Free plan APILinuxMac+2 - 9
Intermapper
Free plan APILinuxMac+3 - 10
Argus
Free plan LinuxMacSelf-hosted+1 - 11
Andrisoft Wansight
Free trial APILinuxSelf-hosted+1 - 12
pmacct
Free plan LinuxSelf-hosted - 13
NetVizura NetFlow Analyzer
Free trial LinuxSelf-hostedWeb+1 - 14
Noction Flow Analyzer
Free trial APILinuxSelf-hosted+1 - 15
Cisco Catalyst Center
Paid APILinuxMac+3 - 16
Progress Flowmon
Free trial APILinuxSelf-hosted+1 - 17
Plixer Scrutinizer
Free trial APISelf-hostedWeb - 18
SparrowIQ
Free trial AndroidiPhoneWeb+1 - 19
BrByte Captor
Paid Self-hostedWeb5.7 Visit site - 20
SolarWinds NetFlow Traffic Analyzer
Free trial Self-hostedWebWindows - 21
NetGain Network Traffic Analytics
Paid LinuxSelf-hostedWeb - 22
Nagios Network Analyzer
Paid LinuxWeb - 23
Cisco Meraki Dashboard
Paid Web - 24
Kentik Network Intelligence Platform
Paid Web - 25
LiveAction LiveNX
Paid WebWindows - 26
Plixer Replicator
Paid Web
Readers may switch when they need more flow protocols, packet or telemetry sources, richer enrichment, broader platform support, or monitoring beyond network flows. Compare how each alternative collects data, handles history and reporting, supports integrations, and fits your deployment model. Pricing also varies from free software to monthly plans or request-based quotes. A focused flow analyzer may remain suitable for router exports, while another option may better match server checks, employee experience monitoring, data-platform pipelines, or command-line processing.
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