Maximillian Laumeister

Online XBR Pixel Art Upscaler

This tool lets you upscale pixel art using the xbr smooth scaling algorithm. It's based on XbrWasm, and runs locally in the web browser.

Block from Super Mario Bros upscaled by the XBR algorithm


  1. Choose an image file
  2. Right click an upscaled version, "save image as"


2x Scaled:

3x Scaled:

4x Scaled: