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The Top 172 Smart Contracts Open Source Projects

Categories > Blockchain > Smart Contracts
Truffle ⭐ 10,015
A tool for developing smart contracts. Crafted with the finest cacaos.
Ethereumbook ⭐ 8,507
Mastering Ethereum, by Andreas M. Antonopoulos, Gavin Wood
Smart Contract Best Practices ⭐ 4,140
A guide to smart contract security best practices
Wasm3 ⭐ 3,650
🚀 The fastest WebAssembly interpreter, and the most universal runtime
Embark ⭐ 3,267
Framework for serverless Decentralized Applications using Ethereum, IPFS and other platforms
Web3j ⭐ 3,098
Lightweight Java and Android library for integration with Ethereum clients
Blockchain Stuff ⭐ 2,429
Blockchain and Crytocurrency Resources
Stacks ⭐ 1,903
Stacks ecosystem overview.
Mythril ⭐ 1,629
Security analysis tool for EVM bytecode. Supports smart contracts built for Ethereum, Hedera, Quorum, Vechain, Roostock, Tron and other EVM-compatible blockchains.
Remix Ide ⭐ 1,589
Documentation for Remix IDE
Tezos ⭐ 1,369
Mirror of the release branches for Tezos, a self-amending cryptographic ledger
Smart Contracts ⭐ 1,195
Ethereum smart contracts for security and utility tokens
Uniswap V2 Core ⭐ 1,096
🎛 Core smart contracts of Uniswap V2
Waves ⭐ 1,088
⛓️ Reference Waves Blockchain Node (client) implementation on Scala
Remix ⭐ 1,076
This has been moved to https://github.com/ethereum/remix-project
Ethereum_book ⭐ 962
精通以太坊 （中文版）
Aeternity ⭐ 947
æternity: solving scalability problems by making sense of state-channels
Hardhat ⭐ 943
Hardhat is a development environment to compile, deploy, test, and debug your Ethereum software. Get Solidity stack traces & console.log.
Uniswap V3 Core ⭐ 863
🦄 🦄 🦄 Core smart contracts of Uniswap v3
Oyente ⭐ 842
An Analysis Tool for Smart Contracts
Ethereum Development With Go Book ⭐ 796
📖 A little guide book on Ethereum Development with Go (golang)
Ethlint ⭐ 710
(Formerly Solium) Code quality & Security Linter for Solidity
Plutus ⭐ 674
The Plutus language implementation and tools
Go Apla ⭐ 627
A blockchain platform with a simplified programming language
Echidna ⭐ 619
Ethereum smart contract fuzzer
Skycoin ⭐ 557
Skycoin Core and Wallet
Go Iost ⭐ 538
Official Go implementation of the IOST blockchain
Btcrelay ⭐ 535
Ethereum contract for Bitcoin SPV: Live on https://etherscan.io/address/0x41f274c0023f83391de4e0733c609df5a124c3d4
Web3.php ⭐ 529
A php interface for interacting with the Ethereum blockchain and ecosystem. Native ABI parsing and smart contract interactions.
Baseline ⭐ 491
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
Ink ⭐ 486
Parity's ink! to write smart contracts
Web3swift ⭐ 463
Elegant Web3js functionality in Swift. Native ABI parsing and smart contract interactions on Ethereum network.
Eth Crypto ⭐ 437
Cryptographic javascript-functions for ethereum and tutorials to use them with web3js and solidity
Blockchainstore ⭐ 427
💰 Retail Store that runs on Ethereum
React Ethereum Dapp Example ⭐ 396
A starter boilerplate for an Ethereum dapp using web3.js v1.0, truffle, react, and parity
Solhint ⭐ 390
Solhint is an open source project created by https://protofire.io. Its goal is to provide a linting utility for Solidity code.
Awesome Smart Contracts ⭐ 383
🕶 List of awesome platforms for smart contracts
Buidl ⭐ 380
A browser-based IDE for creating, deploying, and sharing blockchain apps (DApps, or decentralized apps). Publish your first blockchain DApps in 5 minutes! Here is how: https://docs.secondstate.io/buidl-developer-tool/getting-started
Eos Smart Contract Security Best Practices ⭐ 371
A guide to EOS smart contract security best practices
Colonynetwork ⭐ 357
Colony Network smart contracts
Solidity Template ⭐ 355
Combines Hardhat, TypeChain, Ethers, Waffle, Solhint and Solcover
Pact ⭐ 351
The Pact Smart Contract Language
Ethereum Php ⭐ 351
PHP interface to Ethereum JSON-RPC API. Fully typed Web3 for PHP 7.X
Love Ethereum ⭐ 330
区块链学习
Remix Project ⭐ 326
Remix is a browser-based compiler and IDE that enables users to build Ethereum contracts with Solidity language and to debug transactions.
Uniswap V1 ⭐ 324
🐍Uniswap V1 smart contracts
Uniswap V2 Periphery ⭐ 324
🎚 Peripheral smart contracts for interacting with Uniswap V2
Ethereum Erc721 ⭐ 323
Non-fungible token implementation for Ethereum-based blockchains.
Populus ⭐ 317
The Ethereum development framework with the most cute animal pictures
Web3.swift ⭐ 315
A pure swift Ethereum Web3 library
Nmr ⭐ 314
The Numeraire Ethereum Smart Contract
0xdeca10b ⭐ 311
Sharing Updatable Models (SUM) on Blockchain
Alpha ⭐ 305
Follow the white rabbit 🐇
Celo Monorepo ⭐ 296
Official repository for core projects comprising the Celo platform
Uniswap V3 Periphery ⭐ 294
🦄 🦄 🦄 Peripheral smart contracts for interacting with Uniswap v3
Eosio.contracts ⭐ 285
Smart contracts that provide some of the basic functions of the EOSIO blockchain
Eventeum ⭐ 282
A resilient Ethereum event listener that bridges your smart contract events and backend microservices
Octopus ⭐ 273
Security Analysis tool for WebAssembly module (wasm) and Blockchain Smart Contracts (BTC/ETH/NEO/EOS)
Solidity Idiosyncrasies ⭐ 271
Solidity gotchas, pitfalls, limitations, and idiosyncrasies.
Go Vite ⭐ 269
Official Go implementation of the Vite protocol
Web3swift ⭐ 268
Elegant Web3js functionality in Swift. Native ABI parsing and smart contract interactions.
Truffle Flattener ⭐ 265
Truffle Flattener concats solidity files from Truffle and Buidler projects with all of their dependencies
Smart Contract Search Engine ⭐ 264
Takes a link to a smart contract's raw ABI file and an RPC URL and then indexes all instances of that smart contract
Awesome Buggy Erc20 Tokens ⭐ 261
A Collection of Vulnerabilities in ERC20 Smart Contracts With Tokens Affected
Ethereum Input Data Decoder ⭐ 250
Ethereum smart contract transaction input data decoder
Merkletreejs ⭐ 249
🌱 Construct Merkle Trees and verify proofs in JavaScript.
Awesome Blockchain Kor ⭐ 248
<블록체인의 정석>, <하이퍼레저 블록체인 개발> 소스코드 및 참고자료 저장소
Eosfactory ⭐ 246
Python-based EOS smart-contract development & testing framework
Erc20 Generator ⭐ 242
Create an ERC20 Token for FREE in less than a minute with the most used Smart Contract Generator for ERC20 Token. No login. No setup. No coding required.
Wavelet ⭐ 234
Write once, run forever. Deploy robust, scalable, decentralized WebAssembly applications on Wavelet.
Flint ⭐ 228
The Flint Programming Language for Smart Contracts
Swc Registry ⭐ 214
Smart Contract Weakness Classification and Test Cases
Cadence ⭐ 198
Cadence, the resource-oriented smart contract programming language 🏃‍♂️
Flow Nft ⭐ 197
The Non-Fungible Token standard on the Flow Blockchain
Fabric Chaincode Java ⭐ 194
Hyperledger Fabric Contract and Chaincode implementation for Java https://wiki.hyperledger.org/display/fabric
Insolar ⭐ 194
Enterprise-ready blockchain platform
Scilla ⭐ 193
Scilla - A Smart Contract Intermediate Level Language
Go Matrix ⭐ 188
First version of go-MATRIX, especially for TPS optimization and AI
Full Stack Ethereum ⭐ 182
Building full stack apps with Solidity, Ethers.js, Hardhat, and The Graph
Nba Smart Contracts ⭐ 180
Smart contracts and transactions for Topshot, the official NBA digital collectibles game on the Flow Blockchain
Smart Contract Languages ⭐ 179
A curated collection of resources on smart contract programming languages
Flow ⭐ 175
Flow is a fast, secure, and developer-friendly blockchain built to support the next generation of games, apps, and the digital assets that power them 🌊
Voting ⭐ 173
Dock governance proposals and smart contract
Dasp ⭐ 168
The Decentralized Application Security Project
Cckit ⭐ 168
Programming toolkit for building Hyperledger Fabric Golang on-chain (chaincode) and off-chain applications
Ico Contracts ⭐ 163
Ethereum smart contracts that have been used during successful ICOs
Eos Contract ⭐ 163
Tutorial on writing smart contracts on EOS EOS智能合约教程,从零开始学习EOS智能合约, DApp安全漏洞(security)及攻击实践(EOS Contract)(Powered by Itleaks)
Eos Java Rpc Wrapper ⭐ 161
Eth95 ⭐ 157
🛠️ A smart contract UI for your Ethereum dapp project
Blockchainbooks.github.io ⭐ 156
Blockchain Books
Alpha Wallet Android ⭐ 156
An advanced Ethereum mobile wallet
Flow Js Sdk ⭐ 155
Tools for building browser applications on Flow 🌊
Set Protocol Contracts ⭐ 154
🎛 Set Protocol Smart Contracts
Sablier ⭐ 154
The protocol for real-time finance on the Ethereum blockchain
Tenderly Cli ⭐ 151
CLI tool for Smart Contract error tracking, monitoring and alerting.
Ebtc ⭐ 149
eBitcoin (eBTC) is an ERC20 token. Its primary utility is to provide an easy & fast payment solution. Its edge over other tokens is that it is capable of sending up to 255 payments in a single transaction.
Liquidity ⭐ 147
A high-level language for Dune Network (and Tezos) with OCaml and ReasonML syntaxes, with a decompiler from Michelson
Cryptokernel ⭐ 146
A SDK for implementing blockchain-based digital currencies
Convector ⭐ 146
Smart Contract Systems the easy way. Open source development framework.
Status Network Token ⭐ 141
Smart Contracts for the Status Contribution Period, along with Genesis and Network Tokens
1-100 of 172 projects
Advertising 📦 10
All Projects
Application Programming Interfaces 📦 124
Applications 📦 192
Artificial Intelligence 📦 78
Blockchain 📦 73
Build Tools 📦 113
Cloud Computing 📦 80
Code Quality 📦 28
Collaboration 📦 32
Command Line Interface 📦 49
Community 📦 83
Companies 📦 60
Compilers 📦 63
Computer Science 📦 80
Configuration Management 📦 42
Content Management 📦 175
Control Flow 📦 213
Data Formats 📦 78
Data Processing 📦 276
Data Storage 📦 135
Economics 📦 64
Frameworks 📦 215
Games 📦 129
Graphics 📦 110
Hardware 📦 152
Integrated Development Environments 📦 49
Learning Resources 📦 166
Legal 📦 29
Libraries 📦 129
Lists Of Projects 📦 22
Machine Learning 📦 347
Mapping 📦 64
Marketing 📦 15
Mathematics 📦 55
Media 📦 239
Messaging 📦 98
Networking 📦 315
Operating Systems 📦 89
Operations 📦 121
Package Managers 📦 55
Programming Languages 📦 245
Runtime Environments 📦 100
Science 📦 42
Security 📦 396
Social Media 📦 27
Software Architecture 📦 72
Software Development 📦 72
Software Performance 📦 58
Software Quality 📦 133
Text Editors 📦 49
Text Processing 📦 136
User Interface 📦 330
User Interface Components 📦 514
Version Control 📦 30
Virtualization 📦 71
Web Browsers 📦 42
Web Servers 📦 26
Web User Interface 📦 210