Top 76 ethereum-contract open source projects

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

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

Featured in Awesome Vue [https://github.com/vuejs/awesome-vue], a curated list maintained by vuejs of awesome things related to the Vue.js framework, and Awesome List [https://awesomelists.net/150-Vue.js/3863-Open+Source/18749-DOkwufulueze-eth-vue], this Truffle Box provides everything you need to quickly build Ethereum dApps that have authentication features with vue, including configuration for easy deployment to the Ropsten Network. It's also Gravatar-enabled. Connecting to a running Ganache blockchain network from Truffle is also possible -- for fast development and testing purposes. Built on Truffle 5 and Vue 3, eth-vue uses vuex for state management, vuex-persist for local storage of app state, and vue-router for routing. Authentication functionalities are handled by Smart Contracts running on the Ethereum blockchain.

Simple Ethereum API to get your ERC20 Token Balance along with useful information

Basic Attention Token

Ethereum smart contracts that have been used during successful ICOs

An upgradeable, meta-transaction-enabled smart wallet for earning interest on stablecoins while retaining custody of funds, with an added security backstop provided by Dharma Labs.

Yearn Vault smart contracts

🛰️ A boilerplate Truffle Box project with Next.js for rapid Ethereum Dapp development

Ethereum Smart Contracts Security CheckList From Knownsec 404 Team

EDEN - EDN Smart Token & Smart Contracts

Seriality is a library for serializing and de-serializing all the Solidity types in a very efficient way which mostly written in solidity-assembly

🐦🌴🌴🌴🦕 A home for ethereum smart contracts. 🏠

📱 Trust - Ethereum Wallet and Web3 DApp Browser for iOS

commit-reveal RNG method in Ethereum

A simple auction dApp for Ethereum, written in Solidity.

Tested Ethereum ICO Contract for Token Crowdsales

🔐 Ethereum smart contracts developed for the Hanzo Platform.

Simple example of token market. Based on blockchain technology using Ethereum platform.

Smart contracts for creating Daox-based fundraising organization

A simple bet based on a Ethereum Smart Contract

Send SMS Text Messages within the Ethereum Blockchain - TextMessage.ETH

smart contracts which are built on ethereum wallet mist,truffle compiler using solidity language.

Abstract BusinessObject for StromDAO Energy Blockchain. Abstraction layer between blockchain technology and business logic providing energy market related entities and use cases.

Augur back-end (Ethereum contracts)

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

Simple Ethereum Voting dapp using Truffle framework

Colony Network smart contracts

The Comprehensive Ethereum Reading List

The Numeraire Ethereum Smart Contract

Bamboo see https://github.com/cornellblockchain/bamboo

Augur - Prediction Market Protocol and Client

Yearn smart contracts

An example for an Ethereum Smart Contract with Solidity

Trace runtime failures for solidity

Collection of smart contract samples

Smart contracts for the Dala token sale and ERC20 token

A simple implementation of CryptoKitties on Ethereum using ERC721 token.

NFT Marketplace prototype using Typescript, WalletConnect, Metamask, Web3, Solidity, React and Storybook

Token Website

Medical insurance claiming DApp which uses a Multi-Sig type approach to grant claim (ConsenSys project)

All things #DeFi - trustless and transparent financial products built on top of the blockchain.

Knowledge Ethereum Smart Contracts

Core set of Ethereum contracts for Pandora Boxchain functioning

Ethereum smart contract lottery: 5 people send 0.2 ether, contract sends 0.8 ethers to one of the senders at random and 0.2 ethers to givedirectly

Viewer of Ethereum tokens and transactions based on ERC20 standard.

The world's most expensive version of Conway's Game of Life - running on the Ethereum Blockchain

⚛️ A boilerplate Truffle Box project with Create React App for rapid Ethereum Dapp development

Contracts for FundRequest (platform, token, crowdsale)

CLI application for verifying Solidity contracts on Etherscan

Implementation and testing for core Dharma Token (dToken) contracts, including Dharma Dai and Dharma USD Coin.

OCN is a public redressal system and open police complaint filing system on Blockchain.

A decentralized eSports betting platform

Android Wallet (Token ERC20)

Drop-in Access Control via NFT Ownership

🗓 Clone eventbrite on Ethereum, built in Solidity, TruffleJS, Web3js and React/Redux.

Solidity contract to make multiple calls in one Ethereum transaction. Used by Maker keepers.

An arbitrage bot between Uniswap AMMs

Implements proof of historical data possession on the Ethereum blockchain

Smart contracts for the Core Module and the governance of the Angle Protocol