Simse PostchainClient by: Simse .NET 6.0 This package targets .NET 6.0. The package is compatible with this framework or higher. .NET Standard 2.1 This package targets .NET Standard 2.1. The package is compatible with this framework or higher. 21,524 total downloads last updated 11/4/2025 Latest version: 0.7.6 Blockchain Smart Contract Chromia Chromaway Postchain Client Postchain Native PostchainClient C# API for Chromia Blockchain.