Best Arpwatch Alternatives ranked by AI · updated Aug 2026

💡 Pick it for more configurable real-time MAC monitoring and automated responses on Linux.

arpalert is a Linux daemon that monitors Ethernet traffic and detects unknown or changed MAC addresses. It suits administrators who want configurable,...

💡 Pick it when ARP monitoring must be part of a full network intrusion detection or prevention program.

Snort is a free and open source network intrusion prevention system (NIPS) and network intrusion detection system (NIDS) created by Sourcefire. Combining...

💡 Pick it for extensible network telemetry and custom detection across more than ARP activity.

Zeek is a powerful network analysis framework that is much different from the typical IDS you may know. Its capabilities extend beyond...

💡 Pick it for fast active device discovery or scripted inventory rather than passive continuous alerting.

arp-scan is a command-line tool for discovering IPv4 hosts on local Ethernet networks by sending ARP requests. It is useful for administrators...

💡 Pick it for interactive ARP reconnaissance during troubleshooting or security assessments.

Netdiscover is an open-source ARP reconnaissance tool that passively observes local traffic or actively probes a subnet to find hosts. It targets...

💡 Pick it when you need packet-level ARP forensics and troubleshooting instead of unattended change notifications.

Wireshark is the world’s foremost and widely-used network protocol analyzer. It lets you see what’s happening on your network at a microscopic...