Client-side Bitcoin JavaScript library for React Native using Expo Random

Usage no npm install needed!

<script type="module">
  import reactNativeExpoBitcoinjsLib from '';


ReactNative BitcoinJS (react-native-expo-bitcoinjs-lib)

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ReactNative-ready fork of the original bitcoinjs package. Used by over a million wallet users and the backbone for almost all Bitcoin web wallets in production today.


  • Clean: Pure JavaScript, concise code, easy to read.
  • Tested: Coverage > 90%, third-party integration tests.
  • Careful: Two person approval process for small, focused pull requests.
  • Compatible: Works on Node.js and all modern browsers.
  • Powerful: Support for advanced features, such as multi-sig, HD Wallets.
  • Secure: Strong random number generation, PGP signed releases, trusted developers.
  • Principled: No support for browsers with crap RNG (IE < 11)
  • Standardized: Node community coding style, Browserify, Node's stdlib and Buffers.
  • Fast: Optimized code, uses typed arrays instead of byte arrays for performance.
  • Experiment-friendly: Bitcoin Mainnet and Testnet support.
  • Altcoin-ready: Capable of working with bitcoin-derived cryptocurrencies (such as Dogecoin).


yarn add react-native-expo-bitcoinjs-lib


yarn addreact-native-expo-bitcoinjs-lib expo-random


Edit and index.ios.js

import Bitcoin from 'react-native-expo-bitcoinjs-lib'
const keypair = Bitcoin.ECPair.makeRandom()
console.log(keypair.getAddress()) // your brand new base58-encoded Bitcoin address


Run the example app or refer to the original repository for more available examples.

Projects utilizing BitcoinJS for Node.js and Browsers

Projects utilizing BitcoinJS for React Native

Complementing Libraries

  • BIP21 - A BIP21 compatible URL encoding utility library
  • BIP38 - Passphrase-protected private keys
  • BIP39 - ReactNative-ready Mnemonic generation for deterministic keys
  • BIP32-Utils - ReactNative-ready set of utilities for working with BIP32
  • BIP32-Wallet - A BIP32 Wallet backed by bitcoinjs-lib, lite on features but heavily tested
  • BIP66 - Strict DER signature decoding
  • BIP69 - Lexicographical Indexing of Transaction Inputs and Outputs
  • Base58 - Base58 encoding/decoding
  • Base58 Check - Base58 check encoding/decoding
  • BCoin - BIP37 / Bloom Filters / SPV client
  • insight - A bitcoin blockchain API for web wallets.


There are currently no alternatives for React Native.



BitcoinJS (c) 2011-2016 bitcoinjs-lib contributors

Released under MIT license