Opennity is a community economy built on the blockchain. Through the mutual recommendation of community members, companies can more efficiently find global blockchain professionals and create job opportunities for talents. Opennity aims to become a bridge between enterprises and talents, and handle the needs of talent and job hunting through one platform to promote the development of the blockchain industry. Opennity hopes to give value to everyone's interpersonal network and build a solid community, from which a new community economy will be developed, and recommendations between users will be turned into real value.