Potentially the best command line gister.

Fast and extensible multi-platform HTTP/1-2-3 web server with automatic HTTPS

The Cloud Native Application Proxy

Manage your dotfiles across multiple diverse machines, securely.

Certbot DNS plugin supporting multiple providers, using github.com/go-acme/lego

cryptography is a package designed to expose cryptographic primitives and recipes to Python developers.

Orchestrate Certbot and Lexicon together to provide Let's Encrypt TLS certificates validated by DNS challenges

Apache / Config::General configuration file parser

Server side TLS Tools

Mozilla SSL Configuration Generator

Fast web fuzzer written in Go

JOSE protocol implementation in Python using cryptography

Script to check issued certificates by Let's Encrypt on CTL (Certificate Transparency Log) using https://crt.sh

Certbot is EFF's tool to obtain certs from Let's Encrypt and (optionally) auto-enable HTTPS on your server. It can also act as a client for any other CA that uses the ACME protocol.

Let's Encrypt (ACME) in Apache httpd

Simple Let's Encrypt Client

Let’s Encrypt extension for Plesk gives all Plesk users the power to get a free Let’s Encrypt certificate with just a couple of clicks.

Script to convert a Debian installation on DigitalOcean to Arch Linux

ACME Specification

An ACME-based certificate authority, written in Go.