This tool is made to dilate your textures, like foliage. No need of Photoshop or other Software.

Its an portable standalone and only requires .NET Framework.

Features:

• supports .png .jpg .tif and .tga files (import & export)
• currently supports - RGB(8bpp) / ARGB(8bpp) / Grayscale(8bitIndexed)
• dilate image with one of two variants
• adjustable dilation size
• dilate image with adjustable offset
• blur dilated area (adjustable by kernel size and sigma)
• automatic blur after dilation
• tooltips for better understanding of each function

Informations:

• Grayscale images will be exported as ARGB(8bpp)
• "Parallel Calculations" option is experimental, but will boost your calculations

I hope u enjoy it. 

If you have any questions, suggestions or bugs, feel free to contact me on Artstation.

A big thanks to Kai Mergener for providing some of his nice foliage scans. Check out his Artstaion as well.

• fixed problems with new imports
  
• fixed problems with tif export
• fixed freezing ui at parallel calculations
• added button to cancel calculations
• added button to reset images
• added checkbox to keep the original alpha when exporting
• added ability to choose the alpha threshold
• added ability to import image via drag'n'drop
• added dialog on closing if current status is not saved
• added new tooltips