win-acme

This is a ACMEv2 client for Windows that aims to be very simple to start with, but powerful enough to grow into almost every scenario.

A very simple interface to create and install certificates on a local IIS server
A more advanced interface for many other use cases, including Apache and Exchange
Automatically creates a scheduled task to renew certificates when needed
Get certificates with wildcards (*.example.com), international names (证书.example.com), OCSP Must Staple extension (optional).
Re-use private keys for DANE, use EC crypto or bring your own CSR
Advanced toolkit for DNS, HTTP and TLS validation: SFTP/FTPS, acme-dns, Azure, Route53, Cloudflare and many more...
Store your certificates where and how you want them: Windows, IIS Central Store, .pem files, .pfx file or KeyVault
Compatible with all popular ACME services, including Let's Encrypt, ZeroSSL, DigiCert, Sectigo, Buypass, Keyon and others...
Completely unattended operation from the command line
Other forms of automation through manipulation of .json files
Write your own Powershell .ps1 scripts to handle installation and validation
Build your own plugins with C#

Getting started

Download the .zip file from the download menu, unpack it to a location on your hard disk and run wacs.exe.

Alternatively install .NET Core, run dotnet tool install win-acme --global and then wacs.exe.

If you require assistance please check the manual first before looking for support.