RSS3 is an open information syndication protocol that aims to support efficient and decentralized information distribution in Web3. Derived from the best out of RSS, RSS3 is an open information syndication protocol that aims to support efficient and decentralized information distribution in Web3. It defines the format of information presence and communication, with this elegantly designed, user-friendly content format, clients can easily access a variety of content sources in a uniform format without the need for extensive compatibility logic.