{"id":58379,"library":"cw721-base","title":"CW721 Base","description":"Base implementation for CW721 NFTs with generic extensions for on-chain metadata or custom logic.","status":"active","version":"0.22.0","language":"rust","source_language":null,"source_url":"https://github.com/CosmWasm/cw-nfts","tags":["cosmwasm","nft","cw721","smart-contracts","blockchain"],"install":[{"cmd":"# Cargo.toml\n[dependencies]\ncw721-base = \"0.22.0\"","lang":"toml","label":"Cargo.toml"},{"cmd":"cargo add cw721-base","lang":"bash","label":"cargo add"}],"dependencies":[],"imports":[{"symbol":"Cw721Contract","correct":"use cw721_base::Cw721Contract;"}],"quickstart":{"code":"use cw721_base::Cw721Contract;\n\nfn main() {\n    let contract = Cw721Contract::<String, String>::default();\n    println!(\"CW721 contract created\");\n}","lang":"rust","description":"Creates a default CW721 NFT contract instance."},"warnings":[{"fix":"Use within a CosmWasm smart contract with instantiate message.","message":"Requires CosmWasm environment and proper contract initialization.","severity":"gotcha","affected_versions":">=0.22.0"}],"env_vars":null,"search_vec":"'base':2,3 'blockchain':25 'chain':14 'contract':24 'cosmwasm':19 'custom':17 'cw721':1,6,21 'extens':10 'generic':9 'implement':4 'logic':18 'metadata':15 'nft':20 'nfts':7 'on-chain':12 'smart':23 'smart-contract':22","created_at":"2026-06-16T16:21:31.364538+00:00","updated_at":"2026-06-16T16:21:31.364538+00:00","problems":[],"ecosystem":"crates","meta_description":null,"install_score":null,"quickstart_score":null,"quickstart_tag":null,"pypi_latest":null,"cli_name":null,"cli_version":null,"type":"library","homepage":"https://cosmwasm.com","github":"https://github.com/CosmWasm/cw-nfts","docs":"https://docs.rs/cw721-base/","changelog":null,"pypi":null,"npm":null,"openapi_spec":null,"status_page":null,"smithery":null,"categories":["other"],"base_url":null,"auth_type":null,"provenance":{"verified_status":null,"verified_at":null,"last_verified":"2026-06-16","next_check":"2026-12-13","install_tag":null}}