lego

by go-acme

go-acme / lego

Let's Encrypt client and ACME library written in Go

4.3K Stars 565 Forks Last release: about 2 months ago (v4.0.1) MIT License 1.0K Commits 37 Releases

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lego

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

GoDoc Build Status Docker Pulls

Features

  • ACME v2 RFC 8555
  • 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

Documentation

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

DNS providers

Detailed documentation is available here.

| | | | | |---------------------------------------------------------------------------------|---------------------------------------------------------------------------------|---------------------------------------------------------------------------------|---------------------------------------------------------------------------------| | Akamai EdgeDNS | 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 | Gandi Live DNS (v5) | | Gandi | Glesys | Go Daddy | Google Cloud | | Hetzner | Hosting.de | HTTP request | HyperOne | | Infomaniak | Internet Initiative Japan | INWX | Joker | | Joohoi's ACME-DNS | 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 | |

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