Gatewatcher NDR is a commercial network detection and response solution by Gatewatcher. Justniffer is a free network detection and response solution. Features, integrations, deployment and the company behind each one, side by side.
Network Detection and Response platform for threat detection and investigation
A network protocol analyzer for capturing and analyzing network traffic with a focus on TCP/IP flow reconstruction and response time tracking.
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Based on what each listing shows: deployment, company size, price and open source.
Gatewatcher NDR fits if you need both cloud and on-premises options.
Justniffer fits if you need to run it on your own servers, you are a startup and you need a free product.
Common questions when comparing Gatewatcher NDR vs Justniffer for network detection and response.
Gatewatcher NDR: Network Detection and Response platform for threat detection and investigation. Built by Gatewatcher.
Justniffer: A network protocol analyzer for capturing and analyzing network traffic with a focus on TCP/IP flow reconstruction and response time tracking.
The table above shows where their features, integrations, deployment and company size fit differ.
Often, yes. Gatewatcher NDR and Justniffer are both Network Detection and Response products. Key differences: Gatewatcher NDR is Commercial while Justniffer is Free. Use the table above to see where features, deployment and company size fit differ.
No Network Detection and Response shortlist yet. This is the closest one.
Updated 2026-11-02
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