NodeZero vs Tcpreplay: side-by-side comparison (2026)
NodeZero is a commercial penetration testing solution by Horizon3.ai. Tcpreplay is a free penetration testing solution. Features, integrations, deployment and the company behind each one, side by side.
Autonomous pentesting platform for internal, external, cloud & K8s testing
Tcpreplay is a network traffic editing and replay tool used for testing network devices and applications.
Side-by-side comparison
Feature
NodeZero
Tcpreplay
Pricing model
Commercial
Free
Category
Penetration Testing
Penetration Testing
Deployment and fit
Deployment type
Cloud
On-Premises
Company size fit
Mid-Market, Enterprise
SMB, Mid-Market, Enterprise
Open source
GitHub stars
–
1,308
Last commit
–
Aug 2025
Company
Company
Horizon3.ai
–
Use cases and capabilities
Active Directory
Yes
No
Attack Paths
Yes
No
Kubernetes
Yes
No
AI Pentesting
Yes
No
Network Testing
No
Yes
Packet Capture
No
Yes
Core features
10 features listed
No features listed
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