AOMEI PXE Boot - Free AOMEI PXE Boot is one of the best PXE boot software which enables you to start up multiple client-side computers within LAN through the network from ISO image file on a server-side computer for system maintenance and optimization.
ServerSuit - ServerSuit is a browser based program that enables remote Linux administration, monitoring, website hosting, and server setup automation.
Tiny PXE Server - Small portable standalone PXE server (dhcp+tftp+http)
RedGate SQL Monitor - SQL Monitor helps you and your team find issues – before they become problems
Serva 32/64 - Serva is an Automated PXE Server Solution Accelerator based on an all-in-one portable multi-server engine
Nagios - Complete monitoring and alerting for servers, switches, applications, and services