You can see what this project does in this LinkedIn post: https://www.linkedin.com/posts/gustavojakobi_duas-semanas-atr%C3%A1s-terminei-meu-primeiro-activity-6871204408882024448-OL0b
It wasn't deployed to Ethereum Mainnet because of the costs, so you can't mint NFTs and sell them on OpenSea, for example.