Awesome Open Source
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The Top 293 Solidity Open Source Projects

Openzeppelin Contracts ⭐ 10,882
OpenZeppelin Contracts is a library for secure smart contract development.
Solidity ⭐ 10,652
Solidity, the Smart Contract Programming Language
Truffle ⭐ 10,223
A tool for developing smart contracts. Crafted with the finest cacaos.
Ethereumbook ⭐ 9,294
Mastering Ethereum, by Andreas M. Antonopoulos, Gavin Wood
Eips ⭐ 6,653
The Ethereum Improvement Proposal repository
Smart Contract Best Practices ⭐ 4,218
A guide to smart contract security best practices
Web3j ⭐ 3,140
Lightweight Java and Android library for integration with Ethereum clients
Chainlink ⭐ 2,016
node of the decentralized oracle network, bridging on and off-chain computation
Awesome Solidity ⭐ 1,905
🔹 A curated list of awesome Solidity resources, libraries, tools and more
Mythril ⭐ 1,655
Security analysis tool for EVM bytecode. Supports smart contracts built for Ethereum, Hedera, Quorum, Vechain, Roostock, Tron and other EVM-compatible blockchains.
Remix Ide ⭐ 1,623
Documentation for Remix IDE
Vue Ethereum Ipfs ⭐ 1,317
Distributed Application Starter: Vue front-end, Ethereum / IPFS Backend
Eattheblocks ⭐ 1,308
Source code for Eat The Blocks, a screencast for Ethereum Dapp Developers
Home ⭐ 1,232
ApacheCN 开源组织：公告、介绍、成员、活动、交流方式
Smart Contracts ⭐ 1,204
Ethereum smart contracts for security and utility tokens
Hardhat ⭐ 1,101
Hardhat is a development environment to compile, deploy, test, and debug your Ethereum software. Get Solidity stack traces & console.log.
Remix ⭐ 1,082
This has been moved to https://github.com/ethereum/remix-project
Learning Solidity ⭐ 1,013
The companion to the Youtube tutorials
Typechain ⭐ 939
🔌 TypeScript bindings for Ethereum smart contracts
Slither ⭐ 917
Static Analyzer for Solidity
Sushiswap ⭐ 894
Sushiswap smart contracts 🍣 📝
Ethereum Development With Go Book ⭐ 826
📖 A little guide book on Ethereum Development with Go (golang)
Not So Smart Contracts ⭐ 797
Examples of Solidity security issues
Compound Protocol ⭐ 759
The Compound On-Chain Protocol
Ethlint ⭐ 714
(Formerly Solium) Code quality & Security Linter for Solidity
Brownie ⭐ 702
A Python-based development and testing framework for smart contracts targeting the Ethereum Virtual Machine.
Intellij Solidity ⭐ 697
Solidity plugin for IntelliJ
Echidna ⭐ 649
Ethereum smart contract fuzzer
Solidity Patterns ⭐ 637
A compilation of patterns and best practices for the smart contract programming language Solidity
Solidity Stringutils ⭐ 631
Basic string utilities for Solidity
Solgraph ⭐ 621
Visualize Solidity control flow for smart contract security analysis. 💵 ⇆ 💵
Ethlance ⭐ 613
Ethlance is the first job market platform built entirely on the Ethereum blockchain. Free to use forever!
Yam Protocol ⭐ 607
A stablizing reserve currency protocol
Origin ⭐ 595
Monorepo for our developer tools and decentralized marketplace application
Augur Core ⭐ 585
Augur back-end (Ethereum contracts)
Ethjs ⭐ 577
A highly optimised, light-weight JS utility for Ethereum.
Ethereum Api ⭐ 571
Provable API for Ethereum smart contracts
React Box ⭐ 555
Truffle, Webpack and React boilerplate.
Ethereum.rb ⭐ 545
Ethereum library for the Ruby language
Btcrelay ⭐ 538
Ethereum contract for Bitcoin SPV: Live on https://etherscan.io/address/0x41f274c0023f83391de4e0733c609df5a124c3d4
Baseline ⭐ 503
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
Aragonos ⭐ 498
(Aragon 1) Reference implementation for aragonOS: a Solidity framework for building complex dApps and protocols
Cryptozombies Lesson Code ⭐ 491
cryptozomebie lesson code
Defi Sdk ⭐ 491
DeFi SDK Makes Money Lego Work
Money Legos ⭐ 463
💰One stop shop for Ethereum ABIs, addresses, and Solidity interfaces!
Safemoon.sol ⭐ 462
safemoon contract
Eth Crypto ⭐ 459
Cryptographic javascript-functions for ethereum and tutorials to use them with web3js and solidity
Solidity Cheatsheet ⭐ 437
Cheat sheet and best practices for solidity. Write smart contracts for Ethereum.
Blockchainstore ⭐ 428
💰 Retail Store that runs on Ethereum
Remix Project ⭐ 415
Remix is a browser-based compiler and IDE that enables users to build Ethereum contracts with Solidity language and to debug transactions.
Unlock ⭐ 414
Ʉnlock is a protocol for memberships built on a blockchain.
Erc223 Token Standard ⭐ 413
ERC223 token standard reference implementation.
Webase ⭐ 410
WeBank Blockchain Application Software Extension
Vscode Solidity ⭐ 405
Visual Studio Code language support extension for Solidity smart contracts in Ethereum
Solidity Template ⭐ 405
Combines Hardhat, TypeChain, Ethers, Waffle, Solhint and Solcover
Solhint ⭐ 401
Solhint is an open source project created by https://protofire.io. Its goal is to provide a linting utility for Solidity code.
Ethereum_voting_dapp ⭐ 380
Simple Ethereum Voting dapp using Truffle framework
Buidl ⭐ 379
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
Awesome Ethereum Security ⭐ 376
A curated list of awesome Ethereum security references
Ethereum Examples ⭐ 372
Code examples showing how to use the Provable API on Ethereum
Dappsys ⭐ 365
Composable building blocks for Ethereum contracts
Colonynetwork ⭐ 360
Colony Network smart contracts
Ethereum Erc721 ⭐ 357
Non-fungible token implementation for Ethereum-based blockchains.
Uniswap V2 Periphery ⭐ 355
🎚 Peripheral smart contracts for interacting with Uniswap V2
Eth Gas Reporter ⭐ 350
Gas usage per unit test. Average gas usage per method. A mocha reporter.
Soll ⭐ 350
SOLL is a new compiler for generate Ewasm from solidity and yul. See a demo here: https://asciinema.org/a/ezJqNLicn5fya02zwu4VXIo8a
Core ⭐ 349
Decentralized Fog Computing Platform
Yearn Protocol ⭐ 341
Yearn smart contracts
Security Oracle Smart Contracts ⭐ 334
Smart Contracts for CertiK Security Oracle
Truffle_eth_class2 ⭐ 333
Augur ⭐ 322
Augur - Prediction Market Protocol and Client
Keep3r.network ⭐ 322
An incentivized keeper network for anonymous keeper and job registration
Dss ⭐ 314
Dai Stablecoin System
Parity Bridge ⭐ 304
Solidity Repl ⭐ 302
Ethereum Solidity REPL
Aragon Apps ⭐ 293
(Aragon 1) Aragon apps developed by Aragon Core Devs (smart contracts + webapps)
1inchprotocol ⭐ 293
1inch Protocol – fully on-chain DeFi aggregation protocol
Defi Bot ⭐ 284
Tutorial for building DeFi arbitrage bots
Protocols ⭐ 282
A zkRollup DEX & Payment Protocol
Solidity Idiosyncrasies ⭐ 275
Solidity gotchas, pitfalls, limitations, and idiosyncrasies.
Truffle Flattener ⭐ 274
Truffle Flattener concats solidity files from Truffle and Buidler projects with all of their dependencies
Verified Smart Contracts ⭐ 270
Smart contracts which are formally verified
Monax ⭐ 269
DEPRECATED. To be removed December, 2018 (use monax/bosmarmot)
Solang ⭐ 269
A Solidity to wasm and bpf compiler written in rust
Awesome Buggy Erc20 Tokens ⭐ 268
A Collection of Vulnerabilities in ERC20 Smart Contracts With Tokens Affected
Ethereum Input Data Decoder ⭐ 263
Ethereum smart contract transaction input data decoder
Smart Contract Search Engine ⭐ 263
Takes a link to a smart contract's raw ABI file and an RPC URL and then indexes all instances of that smart contract
Solc Select ⭐ 257
A script to quickly switch between Solidity compiler versions
Merkletreejs ⭐ 253
🌱 Construct Merkle Trees and verify proofs in JavaScript.
Solidity By Example ⭐ 249
A collection of short yet fully-functional contracts that demonstrate Solidity language features.
Awesome Blockchain Kor ⭐ 249
<블록체인의 정석 The Art of Blockchain>, <하이퍼레저 블록체인 개발 Hands-On Blockchain with Hyperledger> 소스코드 및 참고자료 저장소
Full Stack Ethereum ⭐ 245
Building full stack apps with Solidity, Ethers.js, Hardhat, and The Graph
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.
Ethereumjs Abi ⭐ 239
[DEPRECATED] Decoder and encoder for the Ethereum ABI
Building Secure Contracts ⭐ 238
Guidelines and training material to write secure smart contracts
Multisigwallet ⭐ 236
Ethereum MultiSigWallet
Swc Registry ⭐ 231
Smart Contract Weakness Classification and Test Cases
Multisender ⭐ 229
Token Multisender Dapp smart contract. Airdrop tokens. Batch sending ERC20, ETH, Ethereum tokens. Send thousands of transfers in a few transactions. It can help user to save more tx fee and time than sending one by one
Flashloan Box ⭐ 229
A box containing all you need to get started with developing Aave v1 flash loans
Argent Contracts ⭐ 228
Smart Contracts for Argent Wallet
1-100 of 293 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