Nebulas is an open-source, public blockchain focused on creating a true Autonomous Metanet. Nebulas' focus utilizing on-chain data for user interactions and collaboration. Our core principle is to let everyone get values from decentralized collaboration fairly through technical ways such as blockchain. Nebulas uses its innovative technology to realize its vision of creating a collaboration model with the help of unique innovative technologies to manage on-chain public assets and to realize the Decentralized Autonomous Organization (DAO) which will provide positive incentives and self-evolution.