1734 Open source projects that are alternatives of or similar to Blockchain

Ledger's JavaScript libraries

The Language for Smart Legal Contracts

A tool for developing smart contracts. Crafted with the finest cacaos.

DEPRECATED — The official Node.js library for Coinbase Pro

A rails bitcoin payment processing gem

The official Musicoin Desktop Wallet Application

Blockchain extension for VS Code

🌎 Personal immortal robot for the The Great Web

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

[UNMAINTAINED] Ruby library to query market data from cryptocurrency exchanges (https://www.coingecko.com)

A privacy-preserving decentralized application network

Documentation for Remix IDE

Enable communities to distribute funds to push their cause forward.

Ethereum Go Client [obsolete]

An Analysis Tool for Smart Contracts

A blockchain implementation in Python

DEPRECATED. To be removed December, 2018 (use monax/bosmarmot)

Wei Wallet is an open source Ethereum wallet for iOS

A scala implementation of the Lightning Network.

Python Dash app that tracks whale activity in cryptocurrency markets.

Python wrapper around the solc Solidity compiler.

🚀 Hanzo JavaScript SDK. Develop cutting-edge decentralized applications.

An tool to analyze any company's ICO

An up to date and bare minimum tutorial on deploying smart contracts with python

Blockchain educational resources curated by the OpenZeppelin team

The GUI application for Particl Markeplace and PART coin wallet. A decentralized peer to peer marketplace –free, secure, private, untraceable.

CLI and JS library allowing developers to easily interact with the iExec stack

A Rust Bitcoin blockchain parser with clustering capabilities, allowing to group together addresses in ownership clusters. Please contact @mikispag if interested in using BitIodine for any real-world use case.

Blockchain2graph extracts blockchain data (bitcoin) and insert them into a graph database (neo4j).

Blockchain Transactions Investigation Tool

Nimbus: an Ethereum 1.0 and 2.0 Client for Resource-Restricted Devices

node of the decentralized oracle network, bridging on and off-chain computation

Ethereum Swift API with support for smart contracts, ENS & ERC20

Full Bitcoin library for iOS, implemented on Swift. SPV wallet implementation for Bitcoin, Bitcoin Cash and Dash blockchains.

Overview of top cryptocurrencies

Library for integrating uPort into node server side applications

Balance Open: A GPL3-licensed macOS menu bar app for all the world’s currencies.

A list of links to articles, tutorials and papers that are helpful for people developing on the ethereum stack

Cheat sheet and best practices for solidity. Write smart contracts for Ethereum.

💰 Cryptocurrency prices on MacBook Touch Bar

Sharing Updatable Models (SUM) on Blockchain

A starter boilerplate for an Ethereum dapp using web3.js v1.0, truffle, react, and parity

An enterprise-grade Java-based, Apache 2.0 licensed Ethereum client

Yearn smart contracts

Sample code from my blog series "Basic blockchain programming".

Lightweight Java and Android library for integration with Ethereum clients

A collection about awesome blockchains - open distributed public databases w/ crypto hashes incl. git ;-). Blockchains are the new tulips 🌷🌷🌷. Distributed is the new centralized.

Bitpay Wallet (formerly Copay) is a secure Bitcoin and other crypto currencies wallet platform for both desktop and mobile devices.

A Bitcoin-without-Blockchain client w/ RPC that can provide any block or transaction

XDAG (Dagger Coin) Official Main Repository. XDAG is a novel DAG based cryptocurrency.

Main uPort library for front end developers

a free (libre) open source, mobile OS for Ethereum

An enterprise blockchain platform based on Ethereum

Augur - Prediction Market Protocol and Client

Ethereum atomic swap

Miningcore is a high-performance Mining-Pool Engine that runs on Linux and Windows and supports a variety of crypto-currencies.

🦁 Simple cryptocurrency price and portfolio monitor for macOS

📈 A menu bar app that updates cryptocurrencies prices in real-time

Sample use of Ethereum smart contract in Hyperledger Fabric

A blockchain explorer written in Go to learn about building server-side applications that work with the Ethereum blockchain.