| Feature | nfdump+NfSen | Elastiflow (CE) | pmacct | Softflowd | |------------------------|--------------|------------------|---------------|---------------| | | v5/v9/IPFIX/sFlow | v5/v9/IPFIX/sFlow | v5/v9/IPFIX/sFlow | v5/v9 | | Web UI | Yes (NfSen) | Yes (Kibana) | No (external) | N/A (exporter)| | Database backend | Flat files | Elasticsearch | SQL/ClickHouse| None | | Alerting | Basic (scripts) | Yes (Elastalert) | Yes (scripts) | No | | Max flows/sec (approx) | 50k | 100k+ (with tuning) | 150k+ | ~5k (export only) | | Active maintenance | Yes | Yes (community) | Yes | No | | Resource use | Low | High (needs ES) | Medium | Very low |
October 26, 2023 Subject: A Comparative Analysis of Open-Source and Free-Tier NetFlow Tools for Network Visibility free netflow software