htop
Description: htop is an interactive process viewer for Linux. It is similar to the default top command but with a customizable interface, additional features, and improved usability.
Type: software
Pricing: Free
MxToolBox
Description: MxToolBox is a suite of network monitoring and troubleshooting tools for email, DNS, and other internet protocols. It offers over 30 tools to test, measure, and analyze infrastructure.
Type: software