hey welcome
Glad to have you here with us.
NESmaker is a great tool to start making NES games.
Don't skip the tutorial visode from the offical website, it's important to llearn the basis how to setup your projects/objects/screens/...
www.thenew8bitheroes.com
- the 12 days of Xmas series
- all the module specific videos (you can skip the "beginner" ones, you won't really learn anything from them)
Have fun !