Created
June 16, 2022 22:49
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NFT holders snapshot tool
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import fetch from 'node-fetch'; | |
import fs from 'fs'; | |
var requestOptions = { | |
method: 'GET', | |
redirect: 'follow' | |
}; | |
const apiKey = "INSERT_YOUR_OWN_API_KEY_HERE" | |
const collections = [ | |
{name: 'BAYC', address: '0xbc4ca0eda7647a8ab7c2061c2e118a18a936f13d'}, | |
{name: 'MAYC', address: '0x60e4d786628fea6478f785a6d7e704777c86a7c6'}, | |
{name: 'Decentraland', address: '0xF87E31492Faf9A91B02Ee0dEAAd50d51d56D5d4d'}, | |
{name: 'Sandbox', address: '0x5CC5B05a8A13E3fBDB0BB9FcCd98D38e50F90c38'}, | |
{name: 'LobsterDAO', address: '0x026224A2940bFE258D0dbE947919B62fE321F042'} | |
] | |
const baseURL = `https://eth-mainnet.alchemyapi.io/nft/v2/${apiKey}/getOwnersForCollection`; | |
collections.forEach(nft => { | |
const fetchURL = `${baseURL}?contractAddress=${nft.address}`; | |
fetch(fetchURL, requestOptions) | |
.then(response => response.json()) | |
// .then(response => JSON.stringify(response, null, 2)) | |
.then(response => { | |
const holders = response.ownerAddresses.map((e) => { | |
return e; | |
}); | |
fs.writeFile("./" + nft.name + "_snapshot.csv", holders.join("\r\n"), (err) => { | |
console.log(err || "Snapshot for " + nft.name + " saved."); | |
}); | |
}) | |
.catch(error => console.log('error', error)); | |
}); |
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