EMV Packages

Biblioteca oficial do ValidaPix

Forked tomkp/smartcard library to increase length of APDU responses

Smartcard library.

Changes: * more flexible (hopefully) see: **Class: Devices constructor** * events for card detection, card leaving and state change for better control * depends on [PaddeK's](https://github.com/paddek) fork of [pcsclite](https://github.com/paddek/node-

Set of tools to parse, generate and validate payments of Brazil Instant Payment System (Pix)

Backend library for communication with smartcards using system native PCSC interface. Plain Iso7816 + EMV + GlobalPlatform functionality.

Set of tools to parse, generate and validate payments of Brazil Instant Payment System (Pix)

Easy reading on credit cards over PC/SC or NFC with Node.js

help to work with emv qr code specification for digital payments

Typescript module to create and parse EMV QR Code. Pix & EthereumTransaction support.

EthereumVirtualMachine EMVco Web3 Wallet Library

a set of tools of integrations with smart contracts

Compute an exponentially weighted standard deviation incrementally.

Compute an exponentially weighted variance incrementally.