772 Open source projects that are alternatives of or similar to Openzeppelin Contracts

DAICO is an innovative fundraising model that merges some of the benefits of Decentralized Autonomous Organizations (DAOs), aimed at upgrading and making the initial ICO concept more transparent.

ConsenSys core libraries for Java & Kotlin

CATEd - Cryptocurrency Analytics and Trading Engine for Django

🎉 ICO Contracts of the ALIS.

Ethereum Wallet Toolkit for iOS - You can implement an Ethereum wallet without a server and blockchain knowledge.

Documentation gitbook for yearn

The Synthetix Exchange dApp code

Crypto Alerts, Watchlist and Portfolio Tracking App

Plasma Chamber is a DApps development framework that guarantees security, scalability, and usability utilizing Plasma technology.

commit-reveal RNG method in Ethereum

Example project for EthSnarks - Miximus coin mixer

Easily create a desktop version of your dApp using Electron (Muon) + MetaMask.

Deep Blockchains - reference implementation of Plasma, Stark, SMT and more

A highly configurable Go implementation of the Ethereum protocol.

Hydro Protocol decentralized exchange smart contracts

Portis Web SDK

🦄 An open source interface for the Uniswap protocol

🐋 Show Ethereum and Bitcoin price in command line interface (CLI).

区块链自媒体、专注区块链技术学习和实践、IPFS/Filecoin、Bitcoin、Ethereum、EOS、Cosmos、区块链、白皮书、Coinmarketcap、Coindesk、Safe Network、Telegram、Docker、社会治理、经济激励

Distributed Application Starter: Vue front-end, Ethereum / IPFS Backend

A simple auction dApp for Ethereum, written in Solidity.

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

DEPRECATED. Please use wallet-core

An API by MyEtherWallet. ETH / Ropsten / JSON RPC / Web3

❌ Revoke or change your ERC20 token allowances

📱 Trust - Ethereum Wallet and Web3 DApp Browser for iOS

博客：Go语言、区块链

Cross-platform Python bindings for libsecp256k1

Formerly Linnia-Smart-Contracts

Solidity grammar for ANTLR4

Grow Open Source

💰 Cryptocurrency Portfolio On The Command Line 💰

Library for Reactive Dapp Development with auto syncing and caching capabilities

Ethereum, Hyperledger Besu and Quorum private blockchain explorer

A JSON parser for solidity

Python Data Science and Machine Learning Library for the Ethereum and ERC-20 Blockchain

Official Go implementation of the hyperchain protocol

Ethereum based derivatives trading protocol creating digital tokens for any asset

⛓ Dev Protocol is an open source middleware for creator's sustainability.

Qtum Core Wallet

Portis Web SDK [DEPRECATED, PLEASE USE OUR NEW SDK: https://github.com/portis-project/web-sdk]

Kubernetes + Ethereum = Kubereum!!!

Python API for some cryptocurrency exchanges

0x protocol monorepo - includes our smart contracts and many developer tools

Airflow DAGs for exporting, loading, and parsing the Ethereum blockchain data. What datasets do you want to be added to Ethereum ETL? Vote here: https://blockchain-etl.convas.io.

The AirGap Wallet is installed on an everyday smartphone. This app has only access to public information.

Live visualisation of blockchain transactions for popular cryptocurrencies

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

The information of the Fellowship of Ethereum Magicians

DragonEx OpenAPI

Useful resources for using Ethereum and building things on top of it

Non-custodial decentralized mobile wallet

A universal way of embedding NFTs in your website or app, works with any ERC-721 contract. Bringing The Metaverse to Web2.

Crypto Currency Dashboard Using Twitter 🐦 And Coinmarketcap 🚀 API

The road so far on Udacity Blockchain Developer Nanodegree

Simplify Ethereum security analysis and testing

Open Ethereum Mining Pool

Project is in active development and has been moved to the EthereumJS VM monorepo.

Offensive vulnerability scanner for ethereum, and symbolic execution tool for the Ethereum Virtual Machine

Censorship resistant democracies.