Ethereum is a decentralized platform for running smart contracts, which are self-executing contracts with the terms of the agreement between buyer and seller being directly written into lines of code. It is possible to create applications that communicate with the Ethereum blockchain and smart contracts using the popular programming language Java. Java is used to develop various applications that interact with the Ethereum blockchain and smart contracts. Some applications of combining Java and Ethereum are shown below:
- Decentralized finance (DeFi) applications: Java may be used to create decentralized finance (DeFi) apps like stablecoins, lending and borrowing platforms, and decentralized exchanges (DEXes).
- Supply chain management: Java can create applications and smart contracts that streamline and automate supply chain operations.
- Identity and authentication: Smart contracts and applications that support safe and decentralized identity verification and authentication can be created using Java.
- Voting systems: By recording and verifying votes on the Ethereum blockchain, Java may be used to create safe, transparent voting systems.
Web3j, Besu, Upchain-wallet, and EthereumJ are just a few Java libraries available for use with Ethereum. These libraries offer a variety of capabilities and features for dealing with the Ethereum blockchain, including the ability to develop and deploy smart contracts, conduct transactions, integrate Ethereum nodes, manage accounts, and handle events via observable streams.
Check out the below list to find the best Java Ethereum libraries for your application:
web3jby web3j
Lightweight Java and Android library for integration with Ethereum clients
web3jby web3j
Java 4656 Version:v4.10.0 License: Others (Non-SPDX)
besuby hyperledger
An enterprise-grade Java-based, Apache 2.0 licensed Ethereum client https://wiki.hyperledger.org/display/besu
besuby hyperledger
Java 1178 Version:23.4.1 License: Permissive (Apache-2.0)
presto-ethereumby xiaoyao1991
Presto Ethereum Connector -- SQL on Ethereum
presto-ethereumby xiaoyao1991
Java 450 Version:Current License: Permissive (Apache-2.0)
Upchain-walletby xilibi2003
以太坊钱包(支持DApp 浏览器)- A Powerful Ethereum Android Wallet & DApp Browser
Upchain-walletby xilibi2003
JavaScript 526 Version:Current License: Strong Copyleft (AGPL-3.0)
tekuby ConsenSys
Java Implementation of the Ethereum 2.0 Beacon Chain
tekuby ConsenSys
Java 545 Version:23.5.0 License: Permissive (Apache-2.0)
Lunary-Ethereum-Walletby manuelsc
A beautiful, secure and native Ethereum Wallet for Android
Lunary-Ethereum-Walletby manuelsc
Java 354 Version:v1.39 License: Strong Copyleft (GPL-3.0)
alpha-wallet-androidby AlphaWallet
An advanced Ethereum mobile wallet
alpha-wallet-androidby AlphaWallet
Java 481 Version:v3.63 License: Permissive (MIT)
eventeumby eventeum
A resilient Ethereum event listener that bridges your smart contract events and backend microservices
eventeumby eventeum
Java 467 Version:v0.9.0 License: Permissive (Apache-2.0)
eventeumby ConsenSys
A resilient Ethereum event listener that bridges your smart contract events and backend microservices
eventeumby ConsenSys
Java 239 Version:v0.9.0 License: Permissive (Apache-2.0)
status-keycardby status-im
Our Javacard Implementation for making secure transactions within Status and Ethereum
status-keycardby status-im
Java 163 Version:3.0.2 License: Permissive (Apache-2.0)