If you publish a game made with a cracked version of Nesmaker, the community will find out. The NES homebrew scene is small and tight-knit. If you release a ROM that has the watermark of a stolen license, you will be blacklisted from competitions (like the annual NESDev Compo) and digital storefronts (like Itch.io’s NES section).
The number one reason people search for "Nesmaker Activation Code" help is because something went wrong. Here are the most frequent problems and fixes. Nesmaker Activation Code