crypto-and-token-balances

Overview

This application allows you to get the balances and USD values for crypto assets from wallet addresses.

Input: object with ETH and BTC keys, with an array of string addresses as the value.

Output: an array of objects with the ticker, balance, and usd value of the addresses.

Contributions welcome, feel free to open a pull request adding other crypto assets.

Usage

Installation:

npm i crypto-and-token-balances

Example usage:

const walletData = require('./wallets.json')
const CryptoBalance = require('crypto-and-token-balances')
 
const ETHPLORER_API_KEY = 'freekey'
const COINMARKETCAP_API_KEY = 'your-key-here'
 
async function getBalanceInfo() {
  const cryptoBalance = new CryptoBalance(
    COINMARKETCAP_API_KEY,
    ETHPLORER_API_KEY
  )
  const balanceInfo = await cryptoBalance.getBalances(walletData)
 
  console.log(balanceInfo)
}
 
getBalanceInfo()

Development

Clone the repository and edit demo.js with your Coinmarketcap API key.

You can edit wallets.json with your own wallet addresses.

Run the demo project with node demo.js