The objective of Let's Encrypt and the ACME protocol is to make it possible to set up an HTTPS server and have it automatically obtain a browser-trusted certificate, without any human intervention. This is accomplished by running a certificate management agent on the web server.

Let's Encrypt...

Grav 1.1.8

Grav is a modern open source flat-file CMS for PHP 7. Grav is a Fast, Simple, and Flexible file-based Web-platform. While Grav follows principles similar to other flat-file CMS platforms, it has a different design philosophy than most. Learn more about Grav flat-file CMS.