1705 Open source projects that are alternatives of or similar to Contracts

whitelist.dock.io backend service

Official Rust implementation of the Purple Protocol

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Gas-Efficient Solidity DateTime Library

这是kotlin版的简化示例区块链demo；另外还有java版的；这个小demo能让你了解区块链中增加/效验Hash,增加工作量证明,增加/效验preHash,转账,利用webSocket技术实现节点之间的通信/同步/广播.

Solana JavaScript SDK

Band Protocol's Solidity smart contracts

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⚠️ ⚠️ ⚠️ Hyperledger Composer has been deprecated ⚠️ ⚠️ ⚠️

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Bee is a Swarm client implemented in Go. It’s the basic building block for the Swarm network: a private; decentralized; censorship-resistant and self-sustaining network for storing your (application) data.

Ledger Explorer for the Stellar Network 🚀

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The Responsible Initial Coin Offering Framework

atomicDEX Desktop app - project codename "Dextop"

ChainKit is a toolkit for blockchain development. It includes primitives for creating, building and running decentralized applications.

A fast, secure, and developer-friendly blockchain built to support the next generation of games, apps, and the digital assets that power them.

An alternative implementation of the Bitcoin Cash protocol, written in Golang

Easy, cross-platform credit-card input for your React Native Project! Start accepting payment 💰 in your app today!

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Hydro Protocol decentralized exchange smart contracts

Every cryptographic primitive needed to work on Ethereum, for the browser and Node.js

Various ipython notebooks

A community driven list of useful IOTA blogs, articles, videos and tools.

iOS Swift library for Iroha, a simple distributed ledger

EDEN - EDN Smart Token & Smart Contracts

Python library for Hyperledger Iroha, a simple distributed ledger.

Ruby gem for creating SEPA XML files

Simple Python 3 wrapper for the public CryptoCompare API.

A list of protocols for decentralized exchange

Simple Swift library for creating HD cryptocurrencies wallets and working with crypto Coins/ERC20 tokens.

🛠 Assertions and utilities for testing Ethereum smart contracts with Truffle unit tests

DID Method implementation using the Sidetree protocol on top of Ethereum and IPFS

📟 Lisk blockchain application platform

Smart Contracts and web app for district0x contribution

Polkadot Validator Secure Setup

🚀基于区块链的房地产交易系统小模型。提供销售和捐赠功能。本项目使用Hyperledger Fabric构建区块链网络, go编写智能合约，应用层使用gin+fabric-sdk-go调用合约。前端展示使用vue+element。体验地址：http://blockchain.togettoyou.com/web

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(Aragon 1) Seamlessly integrate DAO functionality into web and node.js apps.

Bitcoin light-client implementation in Rust

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Android library for Iroha, a Distributed Ledger Technology (blockchain) platform.

public blockchain

This is an experimental trading bot framework written in PHP. It may contain bugs and should not be trusted with much money

Blockchain demo based on golang 基于golang编写的区块链公链demo

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Solidity grammar for ANTLR4