XRGB is a project aimed at enhancing the utility and liquidity of assets within the BTC ecosystem, supporting a wide range of applications including DeFi, SocialFi, and staking rewards. It features support for multiple assets and chains, decentralized identity and domain systems, and an NFT marketplace tailored for the Bitcoin network. XRGB also includes a USB for decentralizing Bitcoin assets across Layer2s and other blockchains, a DeFi hub, a launchpad for digital asset exchange, and SDKs for developer integration.