Corelight Zeek vs cPacket Unified Observability Platform: side-by-side comparison (2026)
Corelight Zeek is a free network detection and response solution by Corelight. cPacket Unified Observability Platform is a commercial network detection and response solution by cPacket Networks. Features, integrations, deployment and the company behind each one, side by side.
Open source network security monitoring tool for traffic analysis
Modular network observability platform for packet brokering, capture & analytics.
Side-by-side comparison
Feature
Corelight Zeek
cPacket Unified Observability Platform
Pricing model
Free
Commercial
Category
Network Detection and Response
Network Detection and Response
Deployment and fit
Deployment type
Hybrid
Hybrid
Company size fit
SMB, Mid-Market, Enterprise
Mid-Market, Enterprise
Company
Company
Corelight
cPacket Networks
Use cases and capabilities
Open Source
Yes
No
Zeek
Yes
No
Network Monitoring
Yes
Yes
Packet Capture
No
Yes
Network Visibility
No
Yes
PCAP
No
Yes
Observability
No
Yes
Core features
10 features listed
9 features listed
Integrations
1 integration listed
3 integrations listed
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