A tiny, low-resource screen watermarking tool.

• Extremely lightweight, 1.5MB.
• Very low memory footprint, 4.5MB.
• No CPU usage, 0%.
• Easy to maintain, only one main.cpp file.
• Supports Windows 7.
• Supports multiple monitors.
• Supports high-DPI displays.
• Supports DPIChange event.
• Supports setting system font.
• Supports features such as text color, opacity, rotation angle, text spacing, etc.
• Does not support process watchdog or auto-restart features.

Releases (1.5MB)

> ScreenWatermark.exe Hello Arial 16 26 -30 66 166 188 1 255 122 0 80
> ScreenWatermark.exe 中文 SimHei 16 26 -30 66 166 188 1 255 122 0 80

• "Hello" : Watermark text
• "Arial" : Font name
• 16 : Font size
• 26 : Text padding
• -30 : Rotate angle
• 66 : Color red
• 166 : Color green
• 188 : Color blue
• 1 : Border Width
• 255 : Border color red
• 122 : Border color green
• 0 : Border color blue
• 80 : Color opacity

• Not all system-installed fonts are usable. The following fonts have been tested and confirmed to work:

  • SimHei
  • SimKai
  • SimFang
  • Arial (does not support Chinese characters)

• This project is based on Thorvg.