The Kin-script is a writing system created by the Kin Foundation, a non-profit organization that focuses on building a decentralized ecosystem of digital services. The Kin-script is designed to be a simple and efficient way to write and read the Kin cryptocurrency address. It uses a combination of uppercase letters and numbers to represent the address in a more user-friendly format. This makes it easier for users to share their Kin addresses and conduct transactions using the Kin cryptocurrency.