Top 23 Java Blockchain Projects

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1. web3j

   1 10 5,220 8.8 Java

   Lightweight Java and Android library for integration with Ethereum clients

   

2. InfluxDB

   influxdata.com featured

   InfluxDB high-performance time series database. Collect, organize, and act on massive volumes of high-resolution data to power real-time intelligent systems.

   

3. bitcoinj

   2 7 5,096 9.6 Java

   A library for working with Bitcoin

   

4. bitcoin-wallet

   3 21 3,881 8.6 Java

   Bitcoin Wallet app for your Android device. Standalone Bitcoin node, no centralized backend required.

   

5. besu

   4 99 1,608 9.8 Java

   An enterprise-grade Java-based, Apache 2.0 licensed Ethereum client https://wiki.hyperledger.org/display/besu

   

6. WeIdentity

   5 1 1,131 0.0 Java

   基于区块链的符合W3C DID和Verifiable Credential规范的分布式身份解决方案

   

7. fabric-sdk-java

   6 1 1,115 4.5 Java

   

8. eventeum

   7 2 501 0.0 Java

   A resilient Ethereum event listener that bridges your smart contract events and backend microservices

   

9. CodeRabbit

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10. aion

    8 1 339 5.9 Java

    Aion Network - Java Implementation

    

11. signum-node

    9 25 197 7.3 Java

    Signum Node

    

12. coti-node

    10 1 182 0.0 Java

    COTI is the first DAG based chain protocol that's optimized for Enterprises and Stable-coins.

    

13. odysee-android

    11 3 142 5.3 Java

    The Odysee Android app with wallet functionality

    

14. hadoopcryptoledger

    12 7 139 1.8 Java

    Hadoop Crypto Ledger - Analyzing CryptoLedgers, such as Bitcoin Blockchain, on Big Data platforms, such as Hadoop/Spark/Flink/Hive

    

15. neow3j

    13 9 136 8.3 Java

    Java/Kotlin/Android Development Toolkit for the Neo Blockchain

    

16. cardano-client-lib

    14 2 128 8.6 Java

    Cardano client library in Java

    

17. xdagj

    15 1 117 3.7 Java

    XDAGJ is an implementation of XDAG in Java. https://xdag.io

    

18. convex

    16 5 101 9.8 Java

    Convex Main Repository - Decentralised platform for the Internet of Value

    

19. Magician-Scanning

    17 2 84 4.3 Java

    Magician-Scanning is a toolkit developed in Java for scanning blockchains, which can be used to monitor transactions according to the needs of developers, and it plans to support three chains, ETH (BSC, POLYGON, etc.), SOL and TRON

    

20. headlong

    18 16 80 9.7 Java

    High-performance Contract ABI and RLP for Ethereum

    

21. java-11-examples

    19 1 61 0.0 Java

    JDK 11 examples and demo projects.

    

22. WavesJ

    20 1 45 4.4 Java

    Java library for interacting with the Waves blockchain.

    

23. bitcoincashj

    21 2 44 0.0 Java

    A library for working with Bitcoin Cash

    

24. Blockchain_APIs_Demo

    22 0 31 10.0 Java

    Blockchain sign-transaction and Tokenview Blockchain APIs implementation in Java

    

25. jNano

    23 2 30 0.0 Java

    A comprehensive Java library for the Nano cryptocurrency.

    

26. SaaSHub

    www.saashub.com featured

    SaaSHub - Software Alternatives and Reviews. SaaSHub helps you find the best software and product alternatives

    

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• [ANN] online talk: Lisp for Lattice Technology (by Mike Anderson)

  1 project | /r/BlockchainStartups | 5 Jul 2023

• [ANN] London Clojurians Talk: Lisp for Lattice Technology (by Mike Anderson)

  1 project | /r/Clojure | 4 Jul 2023

• Release v9.3.0 (enhancement, include internalType) · esaulpaugh/headlong

  1 project | /r/ethdev | 20 Jun 2023

• Daily General Discussion - June 7, 2023

  4 projects | /r/ethfinance | 7 Jun 2023

• The new Besu improves the fee revenue of block proposers

  2 projects | /r/ethstaker | 1 Jun 2023

• Open-source Ethereum library for C language.

  3 projects | /r/ethdev | 24 May 2023

• Daily General Discussion - May 6, 2023

  1 project | /r/ethfinance | 6 May 2023
• A note from our sponsor - SaaSHub
  www.saashub.com | 29 Apr 2025

  SaaSHub helps you find the best software and product alternatives Learn more →

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InfluxDB high-performance time series database

Collect, organize, and act on massive volumes of high-resolution data to power real-time intelligent systems.

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