lego/README.md

lego

Let's Encrypt client and ACME library written in Go.

Features

• Register with CA
• Obtain certificates, both from scratch or with an existing CSR
• Renew certificates
• Revoke certificates
• Robust implementation of all ACME challenges
  • HTTP (http-01)
  • DNS (dns-01)
  • TLS (tls-alpn-01)
• SAN certificate support
• Comes with multiple optional DNS providers
• Custom challenge solvers
• Certificate bundling
• OCSP helper function

lego introduced support for ACME v2 in v1.0.0. If you still need to utilize ACME v1, you can do so by using the v0.5.0 version.

Installation

How to install.

Usage

• as a CLI
• as a library

Documentation

Documentation is hosted live at https://go-acme.github.io/lego/.

DNS providers

Detailed documentation is available here.

Alibaba Cloud DNS	Amazon Lightsail	Amazon Route 53	ArvanCloud
Aurora DNS	Autodns	Azure	Bindman
Bluecat	Checkdomain	CloudDNS	Cloudflare
ClouDNS	CloudXNS	ConoHa	Constellix
deSEC.io	Designate DNSaaS for Openstack	Digital Ocean	DNS Made Easy
DNSimple	DNSPod	Domain Offensive (do.de)	DreamHost
Duck DNS	Dyn	Dynu	EasyDNS
Exoscale	External program	FastDNS	Gandi Live DNS (v5)
Gandi	Glesys	Go Daddy	Google Cloud
Hetzner	Hosting.de	HTTP request	Internet Initiative Japan
INWX	Joker	Joohoi's ACME-DNS	Linode (deprecated)
Linode (v4)	Liquid Web	LuaDNS	Manual
MyDNS.jp	MythicBeasts	Name.com	Namecheap
Namesilo	Netcup	Netlify	NIFCloud
NS1	Open Telekom Cloud	Oracle Cloud	OVH
PowerDNS	Rackspace	reg.ru	RFC2136
RimuHosting	Sakura Cloud	Scaleway	Selectel
Servercow	Stackpath	TransIP	VegaDNS
Versio.[nl/eu/uk]	Vscale	Vultr	Yandex
Zone.ee	Zonomi