System Monitors

• 
  FileActivityWatch

  Free

  A tool for Windows that displays information about every read/write/delete operation of files occurs on your system.

• 
  MultiMon Home Edition

  Free

  An advanced multifunctional system monitoring tool for Windows which displays detailed output of a wide range of activities in real-time.

• 
  OdoPlus

  Free

  Tracks the distance your mouse pointer travels on the screen.

• 
  OpenedFilesView

  Free

  View opened/locked files in your system (sharing violation issues).

• 
  PerfMonitor

  Free

  A processor performance and monitoring tool.

• 
  RegFromApp

  Free

  Monitors the Registry changes made by the applications.

• 
  Remote Process Viewer

  Free

  A free remote Windows Task Manager for your network.

• 
  System Explorer

  Free

  A free, awards winning software for exploration and management of System Internals.

• 
  Windows Spy Keylogger

  Free

  A free software to help you covertly monitor all activities on your computer.