1062 Open source projects that are alternatives of or similar to Pay Protocol

A Collection of Vulnerabilities in ERC20 Smart Contracts With Tokens Affected

A global registry of JSON formatted files on 1500+ cryptocurrency tokens. Provides information like chat rooms, communities, explorers, and contact information on each coin. Used by https://blockmodo.com, DEXs, developers, and exchanges.

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

Tokens, Tokens, Tokens

Node.js with Web3 javascript examples for getting basic information (transactions, balances, network stats, and tokens) from the Ethereum blockchain.

🎛 Set Protocol Smart Contracts

Loopring Protocol Smart Contract on Ethereum

Ethereum MultiSigWallet

An efficient Ether and token balance scanner library

Ethereum token definitions

0xcert protocol crowdsale contracts for Ethereum blockchain.

Non-fungible token implementation for Ethereum-based blockchains.

Graph Node indexes data from blockchains such as Ethereum and serves it over GraphQL

🌱 Construct Merkle Trees and verify proofs in JavaScript.

Ʉnlock is a protocol for memberships built on a blockchain.

0xcert Framework - JavaScript framework for building decentralized applications - build something unique

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

Enzyme Protocol Implementation

A JavaScript library for interacting with the Request Network protocol

Public repository for the AZTEC protocol

Ethereum-Tendermint token sending gateway

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

Voting system based on Ethereum

Yet another implementation of etherscan.io

Augmint Web Frontend

Miner Manager for nVidia and/or AMD RX GPUs

Python Library for Haiku SenseMe app controlled fans/lights

Modbus RTU and TCP support for C#

The new architecture of co-computation for data processing and machine learning.

Decentralized Application to interact with the adChain Registry Smart Contracts

Wei Wallet is an open source Ethereum wallet for Android

블록체인 공부 중입니다.

The solidity code for the SIFT smart contract.

Macros for convenient serialization of Rust data structures into/from Protocol Buffers 3

Official Go implementation of the Ethereum protocol

A simple Ethereum account utility module.

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

🎛 Core smart contracts of Uniswap V2

ARCHIVE. CODE MOVED TO:

Protocol to handle initial Loadings, Empty Views and Error Handling in a ViewController & views

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

EthStats - Server

⌛️ simple network time protocol implementation for node.js

a blockchain private key management library on iOS

An Ethereum dApp for posting social events.

Blockchain Manchester Meetups, Talks and Reading List

Make Instructions: Airgapped raspberry pi computer for working with blockchains featuring LUKS full disk encryption and using qr-codes to pass encrypted files and offline transaction instructions across the airgap.

Blockchain explorer for Ethereum based network and a tool for inspecting and analyzing EVM based blockchains.

精通以太坊 （中文版）

(Secure) Ruby to Solidity (Source-to-Source) Cross-Compiler Cheat Sheet / White Paper

Collector for digital assets

⚡️Curated list of resources for the development and applications of blockchain.

Knowledge is Power

MyCrypto is an open-source tool that allows you to manage your Ethereum accounts privately and securely. Developed by and for the community since 2015, we’re focused on building awesome products that put the power in people’s hands.

Solidity Library for parsing and verifying TLS-N proofs.

An Open Source Cryptocurrency Payment Processor.

311 byte EIP712 Signing Compliant Delegate-Call Enabled MultiSignature Wallet for the Ethereum Virtual Machine

A cryptocurrency arbitrage opportunity calculator. Over 800 currencies and 50 markets.

Sustain Ethereum Together

Ewasm Design Overview and Specification