Registry Workshop - Registry Workshop is an advanced registry editor.
ServerSuit - ServerSuit is a browser based program that enables remote Linux administration, monitoring, website hosting, and server setup automation.
Registrar Registry Manager - Advanced Registry Manager for Windows
RedGate SQL Monitor - SQL Monitor helps you and your team find issues – before they become problems
RegCool - RegCool is an advanced registry editor.
Nagios - Complete monitoring and alerting for servers, switches, applications, and services