balance-crypto

Get wallet balance for 5.8K+ cryptocurrencies with a single function.

Comparison to crypto-balances-2:

• 🔐 API keys support (for EtherScan and BlockCypher)
• 💙 written in TypeScript
• ⚡ doesn't depend on request libraries
• 📦 smaller library size
• 🦕 Deno and Node.js support

Install

# pnpm
pnpm i balance-crypto
# yarn
yarn add balance-crypto
# npm
npm i balance-crypto

To use the module in Deno import it like this: import { balance } from 'https://deno.land/x/balance_crypto/deno/mod.ts'

Example

Node.js

import { balance } from 'balance-crypto'
import fetch from 'node-fetch'

balance('3PxedDftWBXujWtr7TbWQSiYTsZJoMD8K5', 'BTC', {
  keys: {
    etherscan: process.env.ETHERSCAN_KEY,
    blockcypher: process.env.BLOCKYCPHER_KEY
  },
  verbose: true
}).then((res) => console.log(res))

Deno

import { balance } from 'https://deno.land/x/balance_crypto/deno/mod.ts'

balance('3PxedDftWBXujWtr7TbWQSiYTsZJoMD8K5', 'BTC', {
  keys: {
    etherscan: Deno.env.get('ETHERSCAN_KEY'),
    blockcypher: Deno.env.get('BLOCKYCPHER_KEY')
  },
  verbose: true
}).then((res) => console.log(res))

Result:

{ "balance": 0, "asset": "BTC" }

Supported cryptos

Asset	Service	API key
ETH, ERC-20 tokens	https://etherscan.io	✔️
BTC, DASH, LTC, DOGE	https://blockcypher.com	✔️ (optional)
BTC-based tokens	https://chainz.cryptoid.info
ADA	https://explorer.cardano.org