Top 1816 blockchain open source projects

🔩 Lisk software development kit

Blockchain-based marketplace for file storage. Project has moved to GitLab: https://gitlab.com/NebulousLabs/Sia

Cosmos Hub

Collect libraries and packages about blockchain/cryptography in Rust

Short tutorial to build a blockchain application in Go with Hyperledger Fabric

A tool for creating a local blockchain for fast Ethereum development.

An explorer for ERC20 based Ethereum tokens

Official Java SDK for everiToken public chain. https://www.everitoken.io

All the layer 2 projects

CodeChain's official implementation in Rust.

<블록체인의 정석>, <하이퍼레저 블록체인 개발> 소스코드 및 참고자료 저장소

An easy-to-use PWA to monitor the user's wellness and learn about COVID-19.

🌱 Construct Merkle Trees and verify proofs in JavaScript.

A basic implementation of Blockchain

Create and Deploy a Blockchain Network using Hyperledger Fabric SDK Java

Seele is an open source blockchain project which consists of advanced sharding technology and our innovative anti-asic MPoW consensus algorithm. The ONLY official website is

A minimal browser for the distributed web

A blockchain implementation in Python

A curated list of awesome projects and resources related to the Substrate blockchain development framework.

Bitcoin Blockchain Parser written in Rust language

An Android wallet for the Lightning Network

a secure, transparent, and peer-to-peer cloud computing network

lightweight client for AXE network

Remix is a browser-based compiler and IDE that enables users to build Ethereum contracts with Solidity language and to debug transactions.

The Metaverse individual chain service ETP coin and immutable data space for Hyperspace.

🌲 Rust Filecoin Node Implementation

⚠️ ⚠️ ⚠️ Hyperledger Composer has been deprecated ⚠️ ⚠️ ⚠️

GXChain Blockchain implementation

Write once, run forever. Deploy robust, scalable, decentralized WebAssembly applications on Wavelet.

A privacy-preserving blockchain on Substrate

Programming examples from the book.

A highly-configurable, distributed, realtime database that manages a state tree shared among many peers.

Part 1 in a series of patterns showing the building blocks of a Blockchain application

DERO: Secure, Anonymous Blockchain with Smart Contracts. Subscribe to Dero announcements by sending mail to [email protected] with subject: subscribe announcements

Customer's site of the system

0xcert Framework - JavaScript framework for building decentralized applications - build something unique

Blockchain and Crytocurrency Resources

Write your own dat app!

Enzyme Protocol Implementation

Hyperledger Quilt - An implementation of the Interledger Protocol

CKB's vm, based on open source RISC-V ISA

Sample web3j project using Gradle

Web3 javascript wrapper provider for iOS and Android platforms.

Iroha - A simple, enterprise-grade decentralized ledger

The new, performant, and simplified version of Holochain on Rust (sometimes called Holochain RSM for Refactored State Model)

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

The blockchain that provides the digital content namespace for the LBRY protocol

The Stacks 2.0 blockchain implementation

Elixir full node implementation of the aeternity specification

A voting application that leverages Hyperledger Fabric and the IBM Blockchain Platform to record and tally ballots.

Bitcoin Implementation in Scala

Ethermint is a scalable and interoperable Ethereum, built on Proof-of-Stake with fast-finality using the Cosmos SDK.

The easiest way to build a blockchain.

区块链钱包技术指南

💸 CryptoCurrency for all

Starter Application and Deployment Scripts for Hyperledger Fabric

ADAMANT Decentralized Messenger. Progressive Web Application (PWA)

A new distributed web protocol for smart contracts and decentralized applications.

A simple implementation of blockchain in java

The nOS Client