acme.sh

ACME protocol client written in shell

ACME protocol client written in shell - Full ACME protocol implementation. - Support ACME v1 and ACME v2. - Support ACME v2 wildcard certs. - Simple, powerful and very easy to use. You only need 3 minutes to learn it. - Bash, dash and sh compatible. - Simplest shell script for Let's Encrypt free certificate client. - Purely written in Shell with no dependencies on python or the official Let's Encrypt client. - Just one script to issue, renew and install your certificates automatically. - DOES NOT require root/sudoer access. - Docker friendly. - IPv6 support.