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Certgen is a command-line Ruby gem that helps users generate free SSL certificates from Let's Encrypt using DNS-01 verification. Ideal for users with manual or cPanel-based hosting environments. Supports wildcard domains and reusable account keys.

Clerk is the easiest way to manage accounts.

Manage Let's Encrypt wildcard certificates on Heroku

The command "leap" can be used to manage a bevy of servers running the LEAP platform from the comfort of your own home.

CLI to generate Let's Encrypt certificates

Let's Encrypt certificate renewer for sites hosted on S3

letscert is a simple Let's Encrypt client written in Ruby. It aims at be as clean as simp_le.

slim letsencrypt client for quickly authorizing (multiple) domains and issuing certificates

A Rails engine that provides a response mechanism for Let's Encrypt ACME - Simple HTTP - Identifier Validation Challenges on 12 factor apps like those deployed on Heroku as well as the rake task to generate the certificate from your local machine.

Run stangalone server which do all work, the put the stuff generated to path specified

A Puma webserver plugin for automatic access to certificates from Let's Encrypt and any other ACME-based CA.

A tool for managing Let's Encrypt certificates.