Web3 or Web 3.0 is a concept of a new iteration of the Web development, which was decentralized and based on blockchains. It is a counterweight to Web 2.0, where most of the data and content is concentrated in the hands of a small group of companies In web3, developers typically do not create or deploy applications that run on the same server or store their data in the same database (usually hosted and managed by the same cloud provider).