Cisco DNA Center - Find and resolve network issues with Cisco DNA Center. Provides software-based network automation and assurance. Control and manage intent-based networks.

Zabbix - Track, record, alert and visualize performance and availability of IT resources

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

Abusix - Abusix is a network security company that offers email threat protection and network abuse handling solutions to ISPs, Telcos, and Cloud/Hosting Providers to stop the rapidly growing problem of email-borne threats and other kinds of network abuse.

Auvik - Auvik’s network infrastructure RMM gives IT service providers better visibility, documentation, and...

FastNetMon - FastNetMon is a very fast DDoS analyzer with sflow/netflow/mirror support.