I remade The Simpsons house in the Lego digital designer. Then Added the front yard and backyard, once its perfect I'll buy the bricks and build it physically. : r/lego
The Best LEGO Design Software: So many options, so little time
LEGO Digital Designer - Download
Lego has a free program called lego digital designer, it has all the Lego parts in existence in all the lego colors in existence : r/lego
Studio Download [BrickLink]
Create LEGO Bricks On Your Computer With LEGO Digital Designer [Fun App]