The core developers of the SRC protocol announced that the indexer code will be open-sourced on GitHub, allowing users to query and call the front-end interface. The SRC ecosystem includes three token standards: SRC20, SRC721 and SRC101: SRC20 supports token issuance and NFT issuance; SRC721 is mainly used for NFT applications, and the OpenStamp platform currently uses this token standard for stamp and NFT transactions; SRC101 is a customized domain name service standard developed by Bitname, a domain name service provider for the Bitcoin ecosystem. The core developers of the SRC protocol said that the open-source initiative will promote more developers to participate and promote the further development of the Bitcoin ecosystem.