JPKusumi 

UtcMilliTime provides reliable Unix millisecond timestamps (Int64) with built-in NTP synchronization and high-resolution monotonic time. Version 3.1 introduces TestClock — a fully controllable clock for... More information

Quantum-resistant cryptography for .NET 8+ greenfield projects.

Slim library for Kusumi512 only. A lightweight library for symmetric cipher Kusumi512 and its AEAD variant.

Source-only package for UtcMilliTime v3.1. Includes the complete single-file implementation with TestClock for unit testing and customization.