This gem converts images to dot-art in Minecraft world. You can perform these three kind of conversion.

from: https://www.conoha.jp/conohadocs/blog/10747

detail:

You can 'paste' the dot-art in Minecraft by using WorldEdit or similar tools.

This gem requires ImageMagick. You need to install ImageMagick in advance.

$ gem install mc_dot_art_maker

$ mc-dam -i source-image.jpg -t texture -o output

-i: input filename
-t: conversion type (normal | texture | schematic)
-o: output filename

MIT