Network Scanner (LizardSystems) Alternatives

Nmap Free Security Scanner, Port Scanner, & Network Exploration Tool. Download open source software for Linux, Windows, UNIX, FreeBSD, etc.

Free IP Scanner: a very fast IP scanner and port scanner.

DCIM software reinvented.

Try for free Open Source paid Free Trial $600.0 / Annually (300 Assets)

Open-source and cross-platform network scanner designed to be fast and simple to use

Open Source

This is the fastest Internet port scanner.

Advanced IP Scanner shows all network devices, gives you access to shared folders, and can even remotely switch computers off. Download it Free.

MyLanViewer Network/IP Scanner - Best LAN/network IP address scanner for Windows.

Fingbox home network security device helps you keep your internet safe and secure, allows you to monitor your household digitally and improve your home Wi-Fi experience.

Technitium MAC Address Changer (TMAC) is a freeware utility to instantly change or spoof MAC Address of any network card (NIC).

Spiceworks bundles network monitoring, helpdesk, UPS power management, PC inventory tools, an online community, and much more for free

Zenmap is the official cross-platform GUI for the Nmap Security Scanner.

scans your wireless network and displays the list of all computers and devices that are currently connected to your network.

Powerful multipurpose network administration tool for Windows and macOS

ZMap is a fast single packet network scanner designed for Internet-wide network surveys.

Open Source