Automatic Let's Encrypt Certificate Manager for Microsoft IIS.
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What is AutoACME

AutoACME is client for Let's Encrypt certificate authority, working on Windows with IIS. It's intended as alternative to letsencrypt-win-simple utility.

Its features include:

  • Fully automated operation after initial setup
  • Supports unlimited number of servers and sites
  • Does not require any modification of web sites
  • Does not require administration rights
  • Does not interact with IIS setup during operation
  • Allows use of certificates outside of IIS and web
  • Supports web farms

Its features do not include (see FAQ):

  • Support for SAN (multiple host names) certificates
  • Support for wildcard certificates

How to get it

Download the latest release from GitHub.