JohanHenningsson
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- 809 total downloads
- last updated 1/23/2026
- Latest version: 2.1.1
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 -
- Deprecated
- 739 total downloads
- last updated 1/18/2026
- Latest version: 2.1.0
Library for NFC/EMV card reading and utility functions. Supports .NET Framework 4.7.2. -
- 437 total downloads
- last updated 1/10/2026
- Latest version: 1.3.0
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 -
- 335 total downloads
- last updated 2/7/2026
- Latest version: 1.3.0
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. -
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- 210 total downloads
- last updated 2/2/2026
- Latest version: 1.0.2
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 -