1534 Open source projects that are alternatives of or similar to Smart Contracts

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

SSVM is a high performance, extensible, and hardware optimized WebAssembly Virtual Machine for cloud, AI, and blockchain applications.

Smart contracts comprising the business logic of the Matic Network

Blockchain abstraction layer

Blockchain educational resources curated by the OpenZeppelin team

Back-end of the Multy - mobile multy-blockchain wallet.

The Plutus language implementation and tools

Connect to applications on EOS, Ethereum, and Tron. Exchange tokens with ease. Manage your assets safely. All in a simple to use interface.

Blockchain simulation framework with Docker and Python.

Portis Web SDK

JS library for building browser apps & NodeJS services that interact with Loom DAppChains

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

An integrated development environment and SDK for Ethereum-like ledgers

ExchangeSharp is a powerful, fast and easy to use .NET/C# API for interfacing with many crypto currency exchanges. REST and web sockets are supported.

A php interface for interacting with the Ethereum blockchain and ecosystem. Native ABI parsing and smart contract interactions.

The Non-Fungible Token standard on the Flow Blockchain

(Formerly Solium) Code quality & Security Linter for Solidity

The Open Digital Innovation Marketplace

A high-level language for Dune Network (and Tezos) with OCaml and ReasonML syntaxes, with a decompiler from Michelson

Official proof decentralized exchange matching engine

Web3.js、Solidity、Truffle开发教程及以太坊开发资源汇总

Spring Boot Starter for web3j

Public repository for the AZTEC protocol

Official Go implementation of the IOST blockchain

Ethereum contract for Bitcoin SPV: Live on https://etherscan.io/address/0x41f274c0023f83391de4e0733c609df5a124c3d4

Raiden Network

Introduce blockchain related technologies, from theory to practice with bitcoin, ethereum and hyperledger.

A GraphQL interface to Ethereum 🔥

Skycoin Core and Wallet

An easy-to-use, high-performance Interledger implementation written in Rust

Solidity plugin for IntelliJ

Fast Ethereum Virtual Machine implementation

Android client for Toshi

DeFi Score: An open framework for evaluating DeFi protocols

☁️ API for the Trust Wallet. Project no longer supported and current version used as source of transactions and address tokens in Blockatlas https://github.com/trustwallet/blockatlas/blob/master/config.yml#L64

区块链学习路上的一些资料作为参考

Angular CLI + Truffle Starter Dapp; write, compile & deploy smart contracts on Ethereum blockchains

A tool to monitor a number of smart contracts and transactions

Ethereum solidity graph plain debugger. To have the whole picture when debugging.

A distributed remote protocol for git based on IPFS, ethereum and aragonOS

A secure and decentralized Bitcoin and other cryptocurrency wallet for iPhone. Supports Bitcoin, Ethereum, EOS, Binance Chain, Bitcoin Cash, DASH, ...

Tools for building browser applications on Flow 🌊

Tidy up Blockchain ecosystem and tutorial

Scilla - A Smart Contract Intermediate Level Language

First version of go-MATRIX, especially for TPS optimization and AI

📦 Resources for the Ethereum Smart Contract Development tutorial series.

The Comprehensive Ethereum Reading List

Ethereum smart contract fuzzer

The Baseline Protocol is an open source initiative that combines advances in cryptography, messaging, and blockchain to execute secure and private business processes at low cost via the public Ethereum Mainnet. The protocol will enable confidential and complex collaboration between enterprises without leaving any sensitive data on-chain

backend of pool.btc.com

A collection of awesome blockchain articles. Good learning resources about blockchain.

The Status module that consumes go-ethereum

TypeScript dApp Framework

Execution environment for managing shard ether

Block explorer for Bulwark Cryptocurrency

Distributed Blockchain-based File Storage 📡

Decentralized Application to interact with the adChain Registry Smart Contracts

Blockchain infrastructure for decentralized machine learning (decentralized-ml repo).