JohanHenningsson 

EMV chip card reading library with support for PSE/PPSE application selection, GPO processing, record reading, TLV parsing, JH Token generation, and event-driven card read notifications. Works with contact and... More information

Library for NFC/EMV card reading and utility functions. Supports .NET Framework 4.7.2.

A .NET Framework library for generating QR codes and Aztec codes from Base64-encoded data. Supports multiple image formats (PNG, JPEG, BMP) with configurable size and error correction levels. Built on ZXing.Net... More information

Lightweight .NET Framework 4.7.2 library for validating JWT expiration, claims (iss, aud, nbf, iat), and verifying signatures (HS256, RS256). No dependencies. Well-tested, production-ready, and CI/CD enabled.

OpenSLLWrapper is a lightweight .NET Framework library that provides helpers for RSA key generation, PEM conversions, signing and verification. It uses BouncyCastle under the hood and exposes convenient stream... More information