32 best JavaScript Blockchain libraries in 2023
by rajasekar 
Updated: May 29, 2023
Guide Kit
Technology has always been evolving at a breakneck speed, but the pace of change today is surely unprecedented. Applications of blockchain, for instance, go beyond cryptocurrencies into industries like finance, healthcare, supply chain and logistics, asset management, etc. It is one of the most disruptive technologies of the 21st century, and now you can program blockchain web apps using JavaScript. With that in mind, here are some of the JavaScript libraries to help you in the process. ccxt - A cryptocurrency trading API; ZeroNet - Decentralized websites using Bitcoin crypto and the BitTorrent network; truffle - A tool for developing smart contracts. The following is a list of the most popular open-source libraries for building and scaling JavaScript Blockchain Applications.
ccxtby ccxt
28319 Version:CurrentA JavaScript / TypeScript / Python / C# / PHP cryptocurrency trading API with support for more than 100 bitcoin/altcoin exchanges
ccxtby ccxt
Python 28319 Version:Current License: Permissive (MIT)
ZeroNetby HelloZeroNet
17868 Version:v0.7.1ZeroNet - Decentralized websites using Bitcoin crypto and BitTorrent network
ZeroNetby HelloZeroNet
JavaScript 17868 Version:v0.7.1 License: Others (Non-SPDX)
truffleby trufflesuite
13920 Version:v5.9.2A tool for developing smart contracts. Crafted with the finest cacaos.
truffleby trufflesuite
TypeScript 13920 Version:v5.9.2 License: Permissive (MIT)
metamask-extensionby MetaMask
9976 Version:v10.31.0:globe_with_meridians: :electric_plug: The MetaMask browser extension enables browsing Ethereum blockchain enabled websites
metamask-extensionby MetaMask
JavaScript 9976 Version:v10.31.0 License: Others (Non-SPDX)
naivechainby lhartikk
5260 Version:CurrentA blockchain implementation in 200 lines of code
naivechainby lhartikk
JavaScript 5260 Version:Current License: Permissive (Apache-2.0)
bitcoreby bitpay
4556 Version:v8.22.2A full stack for bitcoin and blockchain-based applications
bitcoreby bitpay
JavaScript 4556 Version:v8.22.2 License: Permissive (MIT)
embarkby embarklabs
3743 Version:v6.0.1-nightly.1Framework for serverless Decentralized Applications using Ethereum, IPFS and other platforms
embarkby embarklabs
JavaScript 3743 Version:v6.0.1-nightly.1 License: Permissive (MIT)
bcoinby bcoin-org
2842 Version:v2.2.0Javascript bitcoin library for node.js and browsers
bcoinby bcoin-org
JavaScript 2842 Version:v2.2.0 License: Others (Non-SPDX)
redux-authby lynndylanhurley
2155 Version:CurrentComplete token authentication system for react + redux that supports isomorphic rendering.
redux-authby lynndylanhurley
JavaScript 2155 Version:Current License: Permissive (WTFPL)
legacy-wallet-use-trinity-wallet-insteadby iotaledger
2140 Version:v2.5.7IOTA Wallet
legacy-wallet-use-trinity-wallet-insteadby iotaledger
JavaScript 2140 Version:v2.5.7 License: Strong Copyleft (GPL-3.0)
cryptocurrency-iconsby spothq
2433 Version:v0.18.1A set of icons for all the main cryptocurrencies and altcoins, in a range of styles and sizes.
cryptocurrency-iconsby spothq
JavaScript 2433 Version:v0.18.1 License: Permissive (CC0-1.0)
ganacheby trufflesuite
2413 Version:v7.8.0A tool for creating a local blockchain for fast Ethereum development.
ganacheby trufflesuite
TypeScript 2413 Version:v7.8.0 License: Permissive (MIT)
SavjeeCoinby Savjee
1658 Version:CurrentA simple blockchain in Javascript. For educational purposes only.
SavjeeCoinby Savjee
JavaScript 1658 Version:Current License: Permissive (MIT)
zap-desktopby LN-Zap
1259 Version:v0.7.7-betaZap Wallet - Cross platform Lightning Network wallet focused on user experience and ease of use ⚡️
zap-desktopby LN-Zap
JavaScript 1259 Version:v0.7.7-beta License: Permissive (MIT)
daedalusby input-output-hk
1224 Version:5.2.0The open source cryptocurrency wallet for ada, built to grow with the community
daedalusby input-output-hk
TypeScript 1224 Version:5.2.0 License: Permissive (Apache-2.0)
blockchain-cliby seanjameshan
1081 Version:Current⛓️ A minimal blockchain command-line interface.
blockchain-cliby seanjameshan
JavaScript 1081 Version:Current License: Permissive (Apache-2.0)
neon-walletby CityOfZion
1050 Version:v2.17.4Light wallet for the NEO blockchain
neon-walletby CityOfZion
JavaScript 1050 Version:v2.17.4 License: Permissive (MIT)
burrowby hyperledger
985 Version:v0.34.4https://wiki.hyperledger.org/display/burrow
burrowby hyperledger
Go 985 Version:v0.34.4 License: Permissive (Apache-2.0)
btc-rpc-explorerby janoside
1194 Version:v3.3.0Database-free, self-hosted Bitcoin explorer, via RPC to Bitcoin Core.
btc-rpc-explorerby janoside
JavaScript 1194 Version:v3.3.0 License: Permissive (MIT)
naivecoinby conradoqg
1144 Version:CurrentA cryptocurrency implementation in less than 1500 lines of code
naivecoinby conradoqg
JavaScript 1144 Version:Current License: Permissive (Apache-2.0)
node-open-mining-portalby zone117x
891 Version:CurrentA scalable all-in-one easy to setup cryptocurrency mining pool and portal written entirely in Node.js.
node-open-mining-portalby zone117x
JavaScript 891 Version:Current License: Strong Copyleft (GPL-2.0)
lightning-appby lightninglabs
912 Version:v0.5.9-alphaAn easy-to-use cross-platform Lightning wallet
lightning-appby lightninglabs
JavaScript 912 Version:v0.5.9-alpha License: Strong Copyleft (GPL-3.0)
cryptocurrency-arbitrageby manu354
1075 Version:v1.5A cryptocurrency arbitrage opportunity calculator. Over 800 currencies and 50 markets.
cryptocurrency-arbitrageby manu354
JavaScript 1075 Version:v1.5 License: Strong Copyleft (GPL-3.0)
cryptocurrencyby michaelliao
832 Version:CurrentSimple Java library to interact with bitcoin
cryptocurrencyby michaelliao
JavaScript 832 Version:Current License: Permissive (Apache-2.0)
node-binance-traderby jsappme
823 Version:0.5.0💰 Cryptocurrency Trading Strategy & Portfolio Management Development Framework for Binance. 🤖 Follow open NBT trading signals at
node-binance-traderby jsappme
JavaScript 823 Version:0.5.0 License: Permissive (MIT)
nightfallby EYBlockchain
814 Version:CurrentNightfall protocols for private transactions on the Ethereum blockchain using zk-snarks
nightfallby EYBlockchain
JavaScript 814 Version:Current License: Others (Non-SPDX)
clientby aragon
817 Version:0.9.0(Aragon 1) Create and manage decentralized organizations on Ethereum.
clientby aragon
JavaScript 817 Version:0.9.0 License: Strong Copyleft (AGPL-3.0)
coinpunkby kyledrake
766 Version:CurrentOpen source, self-hosted DIY Bitcoin wallet service
coinpunkby kyledrake
JavaScript 766 Version:Current License: Others (Non-SPDX)
blockchainby seanjameshan
738 Version:Current
License: No License (null)📖Code for Blockchain Demo
blockchainby seanjameshan
JavaScript 738 Version:Current License: No License
fabric-sdk-nodeby hyperledger
768 Version:v2.2.17Hyperledger Fabric SDK for Node https://wiki.hyperledger.org/display/fabric
fabric-sdk-nodeby hyperledger
JavaScript 768 Version:v2.2.17 License: Permissive (Apache-2.0)