NFT developed the idea of blockchain and introduced digital ownership of certain assets. This is because tokens are not exchangeable which makes it possible to establish property ownership in digital art. In other words, NFT is an abstract means to protect the ownership of a specific project through a specific blockchain.
With the popularity of NFT, NFT developers are busy creating a marketplace for the digital assets. Some of the marketplaces are common business spaces for any non-fungible token category. High-end marketplaces used to serve some specific fields like art, online games, real-estate, etc.