Tag
#qrcode
50 repositories
Repos
A fast, energy efficient, highly-configurable QR code scanner for Cordova apps and the browser.
Advanced QR code generator for Ethereum payments including token transfers
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.
Generate from QR Code with style, logo, and Error Level Rate that serve to avoid errors if the QR Code is damaged.
PyHutool是一个小而全的Python工具类库，借鉴Java的Hutool，🍬A set of tools that keep Python sweet.
Discord HTTP requests interception POC, including backup codes requests, for educational purposes only.
Algorand QR Code generator is a JavaScript module that outputs an standard QR code (exportable to SVG file and text) from a JSON object. It works in terminal, NodeJS and modern browsers. Complies to Algorand ABNF Grammar.
This script generates valid bitcoin addresses and WIF-private keys. Have fun fiddling with it.
Cross-platform QR code generation based on SkiaSharp and QRCoder with logo support
Standalone (offline) transaction signer to host on an air gapped machine
Adaption of BNT-3 ICRC1 Compliant Payment Flow with web workers, Tailwind & more.
QrSharp is a simple library built on the foundations of QRCoder, written in C#.NET, which enables you to create QR codes.
This is the single page website to provide Algorand QR Code generator web form.
a new QR code based on ARweave blockchain to replace and solve the trustless 3rd parties (Retailers)
Auditable Implementation for creating & importing Codex32 backups to Bitcoin Core
Leveraging Blockchain, QR codes, and Web3 to create a secure and transparent modern supply chain.
A private offline wallet for signing incoming transaction from web interface
Blockchain supply chain product identification system — Solidity smart contract + vanilla HTML/CSS/JS frontend (ethers v6) with MetaMask wallet flows and QR-based public verification
Buy NFT using QR code payment service. IoT(Raspberry Pi) x Solana Pay(QR) x NFT(Metaplex).
CryptoVault Exchange is a front-end POC that derives per-client BTC/USDT/USDC deposit addresses from your XPUBs entirely in the browser—no private keys, no custody. Local-only demo with QR/amount encode, client dashboard, and HD wallet generator.
🪙 Explore CryptoVault Exchange, a non-custodial platform linking clients to secure, XPUB-derived crypto deposit addresses without revealing private keys.
Welcome to Trust QR, an innovative website that uses Blockchain technology and QR codes to verify product. Companies can register their products on the platform. Consumers can scan the QR code on a product to validate product authenticity, ensuring it matches the stated brand and manufacturing details
Create a TipLink URL using the API. An example use case would be to automatically generate 100 TipLink URLs.
🛡️ Hemmorphi – A secure, QR-driven cryptocurrency transfer system on the Solana blockchain
A web application to verify the authenticity of products using unique identifiers, helping consumers and businesses detect counterfeit goods in real time.
Product codes for a future-proof society, XRP distributed ledger, web-based open source project under MIT license