NFT Standards

About

Provides expert implementation guidance for ERC-721 and ERC-1155 standards, focusing on secure, gas-optimized smart contracts and metadata best practices. It covers a wide spectrum of NFT functionality, including on-chain and off-chain metadata management, EIP-2981 royalty enforcement, soulbound tokens, and dynamic NFT states. This skill is essential for developers building digital collectibles, gaming assets, or marketplace integrations who need to ensure their contracts are production-ready and fully compatible with the broader Ethereum ecosystem.

Key Features

• Advanced metadata management for IPFS and fully on-chain storage
• 23,139 GitHub stars
• Gas-optimized batch minting patterns using ERC721A
• ERC-721 and ERC-1155 standard implementations using OpenZeppelin
• Implementation of soulbound tokens and dynamic NFT state logic
• EIP-2981 royalty enforcement for marketplace compatibility

Use Cases

• Launching generative art collections and profile picture projects
• Developing in-game item systems and decentralized inventory management
• Implementing non-transferable credentials and identity-based soulbound tokens