1)   A1Monitor Network Monitor TCP or Web 6.1.70
Monitor multiple web or TCP servers (http, https, ftp, pop3 etc.) Receive email notification by email or pager if any can't be reached a number of times in a row

 2)   JexePack 5.6a
JexePack allows you to deploy your Java application, along with its resources (like GIF, JPG, JNI DLLs, etc), into a single compressed 32-bit Windows EXE that targets multiple Java runtime environments. Supports an EXE an a Windows NT service.

 3)   Atomic Clock Service 3.1
PC atomic clock synchronizer with some useful features (time offset, synchronize periods, etc.). This program uses the list of 19 presetting atomic time servers.

 4)   sMonitor 4.1 Build 1250
Monitors networked devices and TCP/IP services running on them. Allows to ping hosts and check TCP and UDP ports. Shows a current status, sends notifications by email, generates log, HTML and CSV files and executes custom scripts. Run as NT service.

 5)   Admin Http Time Sync 1.1
The main purpose of the program is synchronizing PC clock using HTTP protocol. It works as NT Service so can be used under user login with restricted rights.