Linux Professional Institute

Zero to Hero

KNOW-HOW: Turbocharge Your Network with Zeroshell free

Network Sleuth

IN-DEPTH: Using ARP for Network Recon free

The Eye of Sauron

FEATURES: Monitor Your Network with Zabbix free

Audacity

FEATURES: An Open Source Audio Editor and Recorder free

Managing Network Bandwidth

FEATURES: Trickle free

Real-time performance monitoring with Netdata

NEWS: Multimeter free

Open source messaging middleware

NEWS: RabbitMQ free

An Essential Sys Admin and Security Tool

FEATURES: Wireshark free

Front Seat

FEATURES: Keep All Your Linux Servers in Check free

Watching the Bad Guys with Cowrie

FEATURES: Honeypots free