Packet Capture (cStor®) vs Stamus Clear NDR Community: Side-by-Side Comparison (2026)

Packet Capture (cStor®): Lossless packet capture & analysis appliance at 10–200 Gbps line rate. built by cPacket Networks. Core capabilities include Lossless packet capture at 10–200 Gbps line rate, Persistent storage scaling from 288 TB to over 2 petabytes, Simultaneous read/write access to captured packets..

Stamus Clear NDR Community: Open source Suricata-based NDR system with threat detection and analysis. built by Stamus Networks, Inc.. Core capabilities include Suricata-based network analysis and threat detection, Multiple ruleset and threat intelligence source management, Custom Suricata rules and IoC data file upload..

Both serve the Network Detection and Response market but differ in approach, feature depth, and target audience.

Packet Capture (cStor®) differentiates with Lossless packet capture at 10–200 Gbps line rate, Persistent storage scaling from 288 TB to over 2 petabytes, Simultaneous read/write access to captured packets. Stamus Clear NDR Community differentiates with Suricata-based network analysis and threat detection, Multiple ruleset and threat intelligence source management, Custom Suricata rules and IoC data file upload.

Packet Capture (cStor®) is developed by cPacket Networks. Stamus Clear NDR Community is developed by Stamus Networks, Inc.. Vendor maturity, funding stage, and team size can be important factors when evaluating long-term viability and support quality.

Packet Capture (cStor®) integrates with Wireshark, Syslog, SNMP, cPacket Packet Broker, cPacket Control Center and 1 more. Stamus Clear NDR Community integrates with OpenSearch, Evebox, Arkime, Fluentd, Cyberchef. Check integration compatibility with your existing security stack before deciding.

Packet Capture (cStor®) and Stamus Clear NDR Community serve similar Network Detection and Response use cases: both are Network Detection and Response tools, both cover PCAP, Network Monitoring. Key differences: Packet Capture (cStor®) is Commercial while Stamus Clear NDR Community is Free. Review the feature comparison above to determine which fits your requirements.