NetAlertX - Network, presence scanner and alert framework
Get visibility of what's going on on your WIFI/LAN network and enable presence detection of important devices. Schedule scans for devices, port changes and get alerts if unknown devices or changes are found. Write your own Plugin with auto-generated UI and in-build notification system. Build out and easily maintain your network source of truth (NSoT) and device inventory.

Scanners
The app scans your network for New devices, New connections (re-connections), Disconnections, "Always Connected" devices down, Devices IP changes and Internet IP address changes. Discovery & scan methods include: arp-scan, Pi-hole - DB import, Pi-hole - DHCP leases import, Generic DHCP leases import, UNIFI controller import, SNMP-enabled router import. Check the Plugins docs for a full list of avaliable plugins.

App Link
https://github.com/jokob-sk/NetAlertX/

App Docs
https://jokob-sk.github.io/NetAlertX/

NOTE:

1. First make folders and set permissions:



mkdir -p /mnt/user/appdata/netalertx

chown -R 20211:20211 /mnt/user/appdata/netalertx

chmod -R 755 /mnt/user/appdata/netalertx



2. Enjoy



Warning:



Using tmpfs reduces disk writes and speeds up I/O, but all data stored in memory will be lost on restart.



If you need to keep a persistent, file-based log history, add Log Path to the container:

/mnt/user/appdata/netalertx/log:/tmp/log