1950 Open source projects that are alternatives of or similar to Web3j

The Ethereum decentralized exchange assistant. Check token balances, transaction details & trade history.

Non-fungible token implementation for Ethereum-based blockchains.

Blockchain educational resources curated by the OpenZeppelin team

Enable communities to distribute funds to push their cause forward.

The Open Digital Innovation Marketplace

Ethereum Swift API with support for smart contracts, ENS & ERC20

node of the decentralized oracle network, bridging on and off-chain computation

are we decentralized yet? an analysis of how truly decentralized cryptocurrency networks are

Yearn Vault smart contracts

A curated list of awesome decentralized applications / resources

🎚 Peripheral smart contracts for interacting with Uniswap V2

📈Track token prices of your favorite exchanges in terminal!

Official proof decentralized exchange matching engine

A SDK for implementing blockchain-based digital currencies

The Non-Fungible Token standard on the Flow Blockchain

Spring Boot Starter for web3j

Library for integrating uPort into node server side applications

Flow is a fast, secure, and developer-friendly blockchain built to support the next generation of games, apps, and the digital assets that power them 🌊

A high-level language for Dune Network (and Tezos) with OCaml and ReasonML syntaxes, with a decompiler from Michelson

Raiden Network

Wei Wallet is an open source Ethereum wallet for iOS

ERC-20 token standard RESTful service using Spring Boot and web3j

Easily connect your applications to blockchains

Curated list of token sale resources / ICO resources

An easy-to-use, high-performance Interledger implementation written in Rust

DeFi Score: An open framework for evaluating DeFi protocols

A Ruby implementation of Ethereum.

Indtroductory course to cryptocurrencies and applications of Blockchain technologies.

Fast Ethereum Virtual Machine implementation

An advanced Ethereum mobile wallet

DEPRECATED. To be removed December, 2018 (use monax/bosmarmot)

Lemon dApp is a world's first encrypted & decentralized e-mail service.

A secure and decentralized Bitcoin and other cryptocurrency wallet for Android phones. Supports Bitcoin, Ethereum, EOS, Binance Chain, Bitcoin Cash, DASH, ...

🌐🛠 Kaizen is a powerful framework combine all the blockchain technologies to help you easily develop and deploy dapps

☁️ API for the Trust Wallet. Project no longer supported and current version used as source of transactions and address tokens in Blockatlas https://github.com/trustwallet/blockatlas/blob/master/config.yml#L64

区块链学习路上的一些资料作为参考

Solidity gotchas, pitfalls, limitations, and idiosyncrasies.

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

A tool to monitor a number of smart contracts and transactions

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.

Yearn smart contracts

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

A distributed remote protocol for git based on IPFS, ethereum and aragonOS

A fast and lightweight interactive terminal based UI application for tracking cryptocurrencies 🚀

A secure and decentralized Bitcoin and other cryptocurrency wallet for iPhone. Supports Bitcoin, Ethereum, EOS, Binance Chain, Bitcoin Cash, DASH, ...

Accord Project Smart Templates Implementation

Enclave ready EVM (eEVM) is an open-source, standalone, embeddable, C++ implementation of the Ethereum Virtual Machine.

Ethereum HD Wallet derivations in Go (golang)

Curated list of awesome things for development on Waves blockchain.

Directory of security contacts for blockchain companies

Armors-solidity is a framework to build secure smart contracts on Ethereum.

First version of go-MATRIX, especially for TPS optimization and AI

Tidy up Blockchain ecosystem and tutorial

The ICO calendar to end all ICO calendars

Scilla - A Smart Contract Intermediate Level Language

📚 区块链上的纸质书交易平台，为未来而构建！

Arc is an operating system for DAOs.

JS library for building browser apps & NodeJS services that interact with Loom DAppChains

Enterprise-ready blockchain platform