Advanced QR code generator for Ethereum payments including token transfers

Android Wallet (Token ERC20)

Accept Ethereum on your WooCommerce Wordpress website with simple QR codes and native order management.

Using Ethereum Smart Contracts to verify any user's vaccination via Identification Number or QR Code.

A Telegram bot that uses the 5sim.net API to provide virtual phone numbers to users. Payments are made with the poof.io API. Bitcoin, Litecoin, Ethereum and Solana QR codes are generated with the bitcoinqrcodemaker.com website. Utilizes SQLite Database and PyTelegramBotAPI library.

Generate QR code of ETH wallet address using Python which interacts with Ethereum L1 blockchain using Infura’s API suite and web3.py library

a small project that I realized for obtaining my bachelor's degree in computer science, its a website that contains 3 services: 1-allow universities to log in the ethereum network to save their students degrees. 2-allow students to log with the id of their degree to extract iits qr code of their degree. 3-scanner for the qr code to verify diplomas

A Decentralized End to End Logistics Application that stores the whereabouts of product at every freight hub to the Blockchain. At consumer end, customers can easily scan product's QR CODE and get complete information about the provenance of that product hence empowering consumers to only purchase authentic and quality products. This project has been implemented using Ethereum Solidity Smart Contracts, Web3JS library, JavaScript, jQuery, PHP, MySQL and HTML-CSS.

QR code react component for all your ethereum payments

An Ethereum decentralized application that helps event organizers prevent no-shows by requiring attendees to make a deposit into a smart contract in order to gain entrance to the event. Deposits are refunded upon arrival (by scanning the wallet address QR code). All funds of no-shows are transferred to a charity wallet address defined in the contract in advance.

A full-stack dApp that bridges physical trading cards to Ethereum NFTs, featuring secure QR code minting and an interactive game arena.

ĐOor opens doors at events that are anchored on the Ethereum blockchain. Bouncers scan your dynamic QR code to verify that you're a registered ticket owner.

Academic Certificate Authenticity - Ethereum, Python Developing a Blockchain-based system to verify academic certificate authenticity, utilizing smart contracts for secure data validation and QR codes for easy access to verification details

Using VueJs, Laravel, GraphQL to implement CRUD operations on Product Db, QR Code generation and scanning from an Ionic mobile app, and finally sending the transaction to Ethereum. Using TruffleSuite to create and deploy the smart contract in Solidity.

StackPay is a comprehensive peer-to-peer payment solution built on the Stacks blockchain, leveraging USDCx (bridged USDC via Circle's xReserve protocol) to enable secure, trustless transactions with escrow protection, QR code payments, and seamless Ethereum-to-Stacks bridging.

TeaChain is an implementation of a tea supply chain using ethereum smart contract with the hardhat development environment. It is built using Reactjs, Redux-Toolkit, GSAP, QRCode.React where a user/actor can be part of the tea supply chain and simultaneously check the status or progress in the supply chain with a given QR Code.

Robinhood-inspired token swapper helps users to own custom asset tokens from the application by initially investing Ethereum in exchange for tokens. Sidebar helps in keeping track of cryptocurrencies' performance through real-time API. The user is provided with the ability to view the balance of the connected wallet of MetaMask. Each transaction can be verified through Etherscan or by scanning the QR code. Record for each authentication and transaction is stored in Sanity database

Self-custodial Ethereum wallet and transaction tools. Sign transactions offline and use QR codes to broadcast.

simple Web3 plugin for generating QR codes for Ethereum wallet addresses using `qrcode` and `web3-validator`.

Complete blockchain-based land registry system for Bangladesh with real Ethereum integration, QR codes, and USSD service

Full-stack mess management system with blockchain integration. Features student/staff authentication, attendance tracking, complaint management, voting system, and QR code functionality. Built with Node.js, Express, React, MongoDB, and Ethereum smart contracts.

A DApp that lets users claim NFTs by scanning a QR code—no wallet or blockchain knowledge needed. It supports social logins, auto wallet creation, ERC-1155 contracts via Thirdweb, and multi-chain support (Ethereum, Polygon, BSC). Ideal for events, digital collectibles, and eco-friendly NFT distribution.

A React-based web application that integrates WalletConnect v2 to enable seamless wallet connections for EVM-compatible chains like Ethereum, BNB, and Polygon. Supports mobile wallets such as MetaMask, Trust Wallet, and Rainbow using QR codes or deep linking. Built for dApps that prioritize mobile-first, cross-wallet compatibility.

GWT Ethereum QR Code Generation

Generate Multiple Ethereum Wallets with QR codes

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Secure Patient Health Records System using Django, Blockchain (Ethereum), QR Codes

A simple web ui to generate Ethereum request with QR Code

Generate EIP-681 Ethereum payment links and QR codes for any EVM chain

It a Qr code scanner app which validate the Address of Bitcoin and Ethereum