JSPM

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

Simple TLV implementation, providing parsing and serialization of TLV encoded data

A robust TypeScript SDK for decoding, validating, and processing EMVCo-compliant QR codes used in digital payment systems.

help to work with emv qr code specification for digital payments

Smartcard library.

Decode emv qr code specification for payments

Decode emv qr code specification for payments

Generate QR Codes in N8N workflows - PIX payments, WiFi sharing, vCard contacts, URLs and more. Full EMV compliance for Brazilian PIX instant payments.

Compute an exponentially weighted variance incrementally.

Compute an exponentially weighted standard deviation incrementally.

Annotation provider for TLV data parsed with the ber-tlv module

an npm library for using the json-emv-json converter library

Typescript pcsclite wrapper library to support memory cards too

>## DEPRECATED - Please use [smartcard](https://github.com/tomkp/smartcard) instead....

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

Node wrapper for Rust lib BRCODE

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

EMV / Chip and PIN library

Parser para BRCode do PIX que segue as especificações do Banco Central do Brasil. Suporta códigos estáticos e dinâmicos, validação de CRC16 e extração de dados como chave PIX, valor, beneficiário e mais.

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

Library for encoding and decoding EMV QR codes.

Library for parsing and encoding QRPH strings.

Gerador de QR Codes para pagamentos PIX seguindo os padrões EMV

Forked tomkp/smartcard library to increase length of APDU responses

EMV tools.

Biblioteca oficial do ValidaPix

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

Tiny TLV decoder and encoder

Biblioteca para geração de códigos Pix (Copia e Cola) e QR Codes para o sistema de pagamentos instantâneos brasileiro

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-

help to work with emv qr code specification for digital payments

[DEPRECATED] use neon-brcode https://www.npmjs.com/package/neon-brcode

a set of tools of integrations with smart contracts

Smartcard library.

Fork of original smartcard library. Only difference is opening reader in shared mode.

Gerador de QR Codes para pagamentos PIX seguindo os padrões EMV

EthereumVirtualMachine EMVco Web3 Wallet Library

Javascript ISO8583 Library

This library provides a series of functionalities for analysis EMV data