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

📦 Resources for the Ethereum Smart Contract Development tutorial series.

The protocol for real-time finance on the Ethereum blockchain

Smart Contracts for the Bodhi Prediction Market

Simple library to decode ethereum transaction and logs

Knowledge Ethereum Smart Contracts

Truffle Flattener concats solidity files from Truffle and Buidler projects with all of their dependencies

A demo DApp on Ethereum to process mortgage loans and payments

Build an DApp using react, redux, saga, truffle, metamask

Android web3j example

Code implementation for the ERC-1363 Payable Token

Blockchain DApp using React, Next.js and MobX

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

An OpenZeppelin starter kit focused on GSN.

IDEX 2.0 smart contracts

A tool for developing smart contracts. Crafted with the finest cacaos.

The Responsible Initial Coin Offering Framework

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

区块链学习

🍄🐷Truffle contract artifact loading tool for local development

Create and deploy Truffle projects with no configuration.

Ethereum Smart Contract to prove a document's existence at some point by storing and verifying its hash.

Supply chain management on blockchain using Angular 4 + Truffle + IPFS + Ethereum

Alice smart contracts

Solidity gotchas, pitfalls, limitations, and idiosyncrasies.

Sharing Updatable Models (SUM) on Blockchain

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.

An Ethereum dApp for posting social events.

🃏🎮A NFT(ERC721) card game build on Ethereum, Truffle, Ganache and hosting on IPFS.

Cryptographic javascript-functions for ethereum and tutorials to use them with web3js and solidity

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

Get a 📦 skeleton and all other `make` commands from laravel base for package development.

Collection of papers in the field of distributed systems, game theory, cryptography, cryptoeconomics, zero knowledge

A Smart Way to Operate Smart Contracts on EVM Based Blockchains like Ethereum

React Styled Components with bootstrap grid system

The fastest crypto online

Mirror of the release branches for Tezos, a self-amending cryptographic ledger

Handles saving empty fields as null for Eloquent models

Infrastructure for calling Google APIs from R, including auth

MVC pattern for flutter. Works as state management, dependency injection and service locator.

ROS Tutorials for beginner

📦 Mirror of slpkg repository

Simulations for TurtleBot3

🚆 Quickly try npm packages without writing boilerplate code.

This package makes using the Google Translate API in your laravel app a breeze with minimum to no configuration, clean syntax and a consistent package API.

Official Rust implementation of the Purple Protocol

Provides an visual interface for editing latitude and longitude coordinates.

Linl Is Not Letter -- Markdown-based LaTeX Letter Template

Flutter package to simplify pagination of list of items from the internet.

Example game leaderboard dApp utilizing EbakusDB on Ebakus blockchain

A form builder editor for Umbraco 7 - let your editors build forms easily with this free package.

GitHub notifications alike app for Django

🚀基于区块链的房地产交易系统小模型。提供销售和捐赠功能。本项目使用Hyperledger Fabric构建区块链网络, go编写智能合约，应用层使用gin+fabric-sdk-go调用合约。前端展示使用vue+element。体验地址：http://blockchain.togettoyou.com/web

🌳 Manage your .env file in Laravel projects through artisan

Intuitive drop-in analytics.

A Cloud native multi-package registry

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

Prefills factories with faker method suggestions to increase productivity

A basic cheatsheet of Web3.js vs Ethers (along w/ example apps!)

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A Simple package for easily generating PDF documents from HTML. This package is specially for laravel but you can use this without laravel.