Cisco ThousandEyes
Cisco ThousandEyes tracks Internet and SaaS performance from agents spread worldwide, for network and IT teams, used on the Web with Linux agents.
Web · Linux · Windows · macOS Free trial
Networking apps
Software to design, emulate, run and monitor computer networks: emulators, routing suites, inventory and traffic analysis.
Cisco ThousandEyes
Arista EOS
Arista EOS is the proprietary network operating system of Arista switches, which lab users can run on Linux through cEOS-lab and vEOS-lab.
Linux Paid
Cumulus Linux
Cumulus Linux is NVIDIA’s Debian-based network operating system for Spectrum switches, sold with the hardware to data centre network teams and operators.
Linux Paid
Masscan is a free, extremely fast port scanner for auditors and security teams, built from source on Linux, macOS or Windows, for authorised networks only.
Linux · macOS · Windows Open source
EVE-NG
Multi-vendor network emulation platform you install on a server or VM and control from a web browser, with a free tier for learning.
Windows · macOS · Linux Free with in-app purchases
GNS3
Free, open source network emulator that runs real virtual routers and firewalls on a PC to build and test networks, on Windows, macOS and Linux.
Windows · macOS · Linux Open source