WindowMonitor displays a scalable DWM thumbnail for a selected window. (Download)

• Resize window to set scale
• Drag with Left Mouse to move window
• Hold Shift and drag Left Mouse to pan view
• Hold Control and drag Left Mouse to crop view
• Ctrl+Tab and Shift+Ctrl+Tab cycles through available sources
• Right Mouse click or Shift+F10 opens context menu
• F5 resets view
• F6 toggles fullscreen mode

• Presets context menu
• Fullscreen menu option
• Checkmark indicators for selected menu options
• Preset is saved when enter is pressed while editing title

• F12 toggles window click-though mode (disables mouse interaction with window)
• Optional blacklist.txt for basic additional window filtering

Format is <title_regex><tab><windowclass_regex>, one line per entry. Either <title_regex> or <windowclass_regex> can be omitted, but the tab character must be included if omitting <title_regex>.

Example 1, filtering Visual Studio:

^.*Microsoft Visual Studio.*$	^HwndWrapper\[.*\]$

Example 2, filtering Explorer windows:

    	^CabinetWClass$