Used to display an image within a minimal frame. Keeps the window topmost by default. Avoids having to switch windows/tabs often. Simply take a snapshot of an area of interest and let this tool take care of keeping it in your view.

• Left mouse button: draw
• CTRL+C: Saves current image to the clipboard
• CTRL+Z: Undos last drawing action
• F3: Toggles windows topmost state
• F5: Removes the drawing
• Right mouse button: Opens the context menu
  • Open with Paint
  • Save as PNG
• Middle mouse button: Opens the color picker with the selected color preselected
  • Copy the hex value to the clipboard
  • Copy the rgb value to the clipboard
  • Copy the rgba value to the clipboard
• Resize with shift to keep the original aspect ratio

Right click Greenshots tray icon -> Configure external commands -> new

Fill in the data:

Name: BorderlessGraphicViewer

Command: <path/to/BorderlessGraphicViewer.exe>

Argument: "{0}"

Then you need to choose BorderlessGraphicViewer as the target:

Right click tray icon -> Settings -> Targets --> BorderlessGraphicViewer

Pass the path to an image as the first argument.