1)   CleverEye for Availability Monitoring 3.5
Complete Monitoring and Reporting on Availability and Response Time of all network components (servers, applications, websites, routers, appliances, ports, etc. Also performs actual tests for response time on email, LDAP, DNS, databases, webservers

 2)   ManageEngine Applications Manager 6
Applications Manager is a web-based monitoring tool that manages applications, servers, databases, systems, services, websites, and JMX/SNMP-based custom applications in a complex IT infrastructure. It also offers fault and performance management.

 3)   DTM DB Event 1.00.15
DTM DB Event is a database monitoring and management tool for database administrators. This utility allows the user to define a few database situations (events). For each event the user can define what the program should do if the event is occur.

 4)   ServerRadar Server Monitor 5.1.1.3
ServerRadar is a powerful and easy to use website monitoring software. It can monitoring your website, mail server, ftp server, Database server and DNS server. Immediate notification in the event of server errors and HTML reports are also available.