ACMESharp
An ACME client library and PowerShell client for the .NET platform
...ACMESharp includes features comparable to the official Let's Encrypt client which is the reference implementation for the client-side ACME protocol. The ACMESharp client implementation is broken up into layers that build upon each other. Basic tools and services required for implementing the ACME protocol and its semantics (JSON Web Signature (JWS), PKI operations, client-side persistence) Low-level ACME protocol client library that can interoperate with a compliant ACME server. PowerShell module that implements a powerful client, that functions equally well as a manual tool or a component of a larger automation process, for managing ACME Registrations, Identifiers, etc.