This skill provides comprehensive guidance for developing non-fungible tokens using ERC-721 and multi-tokens via ERC-1155. It covers essential smart contract patterns including metadata management (IPFS and on-chain), EIP-2981 royalty implementations, and gas-optimized batch minting with ERC721A. Whether you are building gaming assets, digital art collections, or soulbound identity tokens, this skill ensures best practices for security, marketplace compatibility, and advanced dynamic token evolution within the EVM ecosystem.
