Limited DNS server with RESTful HTTP API to handle ACME DNS challenges easily and securely.
Tool to obtain certs from Let's Encrypt using DNS-01 challenge with Route53 and Amazon Certificate Manager
Add Let's Encrypt (ACME) support to generate and renew SSL certificates to go servers using the DNS provider challenge.
Let's Encrypt client and ACME library written in Go
An ACME-based certificate authority, written in Go.
golang acme v2 client with nsupdate for DNS-01 challenge
Automatic HTTPS for any Go program: fully-managed TLS certificate issuance and renewal