252 Open source projects that are alternatives of or similar to Contracts

The Blockchain Bible,a collections for blockchain tech,bitcoin,ethereum,crypto currencies,cryptography,decentralized solutions,business scenarios,hyperledger tech,meetups,区块链,数字货币,加密货币,比特币,以太坊,密码学,去中心化,超级账本

Blockchain Books

Blockchain Car Insurance with Smart Contracts on Hyperledger

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Chaincode builder and launcher for Hyperledger Fabric on Kubernetes

KHS Blockchain Browser

https://wiki.hyperledger.org/display/burrow

Add your name to the global, immutable leaderboard by paying in ETH.

Snak is a Hyperledger Burrow’s tools, which provides some facilities to compile, deploy and test smart contracts and send transactions to the Burrow. With Snack you can easily install and uninstall Burrow (currently only for Darwin and Ubuntu 16.04 amd64) and easily launch a Burrow test network.(Updated for Hyperledger Burrow v0.18.0)

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Reference documentation on every gas price API and all the different formats

Cheeze Wizards is the world's first battle royale on the blockchain (with cheese!)

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evm toolkit

Crypto Against Humanity - The never ending global game of shame.

A proof-of-concept implementation of Submarine Sends for Ethereum

The Official Syscoin browser wallet. Open source, easy to use & multichain.

<블록체인의 정석>, <하이퍼레저 블록체인 개발> 소스코드 및 참고자료 저장소

Application for tracking Organs donations in hospitals and minimizing the scope of Organ trafficking using Blockchain (Hyperledger) technology.

LunDAO 是一個鼓勵撰寫與 Ethereum 社群相關的中深度的中文文章，透過一個短期的實驗專案嘗試 DAO 可以如何進行社群治理以及回饋社群貢獻。

Iroha - A simple, enterprise-grade decentralized ledger

Tidy up Blockchain ecosystem and tutorial

zkCheckout — trustable permissionless DeFi payment gateway. Brand new zkSync dApp w/t all L2 perks: fast&cheap transfers / simple&quick withdrawal

Hyperledger Aries Cloud Agent Python (ACA-Py) is a foundation for building decentralized identity applications and services running in non-mobile environments.

Hyperledger Fabric is an enterprise-grade permissioned distributed ledger framework for developing solutions and applications. Its modular and versatile design satisfies a broad range of industry use cases. It offers a unique approach to consensus that enables performance at scale while preserving privacy.

The Fabric Token SDK is a set of API and services that lets developers create token-based distributed application on Hyperledger Fabric.

⚠️ ⚠️ ⚠️ Hyperledger Composer has been deprecated ⚠️ ⚠️ ⚠️

List of 4byte identifiers for EVM smart contract functions

This is an afternoon-project, a blockchain built in node, supporting PoW.

Ethereum's missing p2p NFT and token swap library for web3 developers. Written in TypeScript. Powered by 0x.

An electronic health record (EHR) system built on Hyperledger Composer blockchain

A Go implementation of CITA. https://docs.nervos.org/cita

支持国密加密算法的Hyperledger Fabric版本

E-portal for government tender process using Hyperledger (Blockchain) technology.

这是基于fabric 1.4.1 版本国密改造项目

EVM CFG recovery

1wallet - unconventional keyless, non-custodial wallet secured by Google Authenticator. EVM-compatible, smart contract operated, with composable security.

⚠️ ⚠️ ⚠️ Hyperledger Composer has been deprecated ⚠️ ⚠️ ⚠️

🐙 Web3 blockchain bindings for Vue.js (inspired by Vuefire and Drizzle)

Short tutorial to build a blockchain application in Go with Hyperledger Fabric

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⚠️ ⚠️ ⚠️ Hyperledger Composer has been deprecated ⚠️ ⚠️ ⚠️

Inspired by the awesome list of awesome lists of awesome lists of...

Starter Application and Deployment Scripts for Hyperledger Fabric

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Helm charts for running and operating Hyperledger Fabric in Kubernetes. Previously hosted at https://github.com/APGGroeiFabriek/PIVT.

EVM-Simulator bachelor's thesis.

A highly scalable NFT and DEFI boilerplate with pre added web3 and different wallets with a focus on performance and best practices

Grid provides reference implementations of supply-chain-centric items – data types, data models, smart contracts, and more – that are anchored on existing open standards and industry best practices.

Recently started working on Blockchain technologies. This repo contains material related to Blockchain technologies. My current focus on dAPP development using Hyperledger.

⚠️ ⚠️ ⚠️ Hyperledger Composer has been deprecated ⚠️ ⚠️ ⚠️

Hyperledger Fabric Gateway SDK for Java https://wiki.hyperledger.org/display/fabric

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Cryptocurrency study materials resources

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A truffle box for svelte

Docker image for Hyperledger Fabric Peer