Programs and editors/Skinning and texturing – Minecraft Wiki
with nova skin resource pack editor ,i replaced some head on the minecraft paintings with Pekora's minecraft skin , i dont know how you put custom blocks on minecraft but i thought
Petition · Update the Nova Skin resource pack editor to 1.13 · Change.org
Online Texture Pack Editor [1.5] - Minecraft Tools - Mapping and Modding: Java Edition - Minecraft Forum - Minecraft Forum