WIP: Let's Encrypt/ACME client and library written in Go
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2023-05-28 10:31:08 +02:00
.github chore: update linter 2023-05-05 09:51:42 +02:00
acme Initial ACME Renewal Info (ARI) Implementation (#1912) 2023-05-27 17:05:22 +02:00
certcrypto feat: support for certificate with raw IP SAN (RFC8738) (#1838) 2023-05-02 19:02:18 +02:00
certificate Initial ACME Renewal Info (ARI) Implementation (#1912) 2023-05-27 17:05:22 +02:00
challenge chore: update linter 2023-05-05 09:51:42 +02:00
cmd Initial ACME Renewal Info (ARI) Implementation (#1912) 2023-05-27 17:05:22 +02:00
docs docs: update the list of supported RFC 2023-05-28 10:31:08 +02:00
e2e feat: support for certificate with raw IP SAN (RFC8738) (#1838) 2023-05-02 19:02:18 +02:00
internal docs: generate CLI help (#1785) 2023-01-08 13:53:15 +00:00
lego feat: extended support of cert pool (#1565) 2022-01-18 23:22:04 +01:00
log log: use stderr instead of stdout. (#1402) 2021-05-14 17:51:05 +02:00
platform Initial ACME Renewal Info (ARI) Implementation (#1912) 2023-05-27 17:05:22 +02:00
providers websupport: simplify errors (#1924) 2023-05-27 12:19:14 +02:00
registration docs: fix typo (#1711) 2022-09-06 19:11:36 +02:00
.dockerignore Automatic generation of documentation (#818) 2019-03-08 19:47:06 +01:00
.gitcookies.enc Add workaround for go.googlesource.com rate limit 2016-03-22 01:46:32 +01:00
.gitignore Refactor the core of the lib (#700) 2018-12-06 22:50:17 +01:00
.golangci.yml Initial ACME Renewal Info (ARI) Implementation (#1912) 2023-05-27 17:05:22 +02:00
.goreleaser.yml chore: use buildx for cross-platform image builds 2023-02-26 14:27:16 +01:00
buildx.Dockerfile chore: use buildx for cross-platform image builds 2023-02-26 14:27:16 +01:00
CHANGELOG.md Prepare release v4.11.0 2023-05-02 20:58:58 +02:00
CONTRIBUTING.md chore: update for go1.16 (#1350) 2021-02-17 09:02:44 +01:00
Dockerfile chore: use buildx for cross-platform image builds 2023-02-26 14:27:16 +01:00
go.mod chore: refactor clients (#1868) 2023-05-05 09:49:38 +02:00
go.sum chore: refactor clients (#1868) 2023-05-05 09:49:38 +02:00
LICENSE Lego version 0.4.0 2017-07-13 03:17:00 +02:00
Makefile chore: use buildx for cross-platform image builds 2023-02-26 14:27:16 +01:00
README.md docs: update the list of supported RFC 2023-05-28 10:31:08 +02:00

lego logo

Automatic Certificates and HTTPS for everyone.

Lego

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

GoDoc Build Status Docker Pulls

Features

  • ACME v2 RFC 8555
    • Support RFC 8737: TLS Application‑Layer Protocol Negotiation (ALPN) Challenge Extension
    • Support RFC 8738: certificates for IP addresses
    • Support draft-ietf-acme-ari-01: Renewal Information (ARI) Extension
  • 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
  • CNAME support by default
  • Comes with multiple optional DNS providers
  • Custom challenge solvers
  • Certificate bundling
  • OCSP helper function

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 all-inkl Amazon Lightsail
Amazon Route 53 ArvanCloud Aurora DNS Autodns
Azure Bindman Bluecat Brandit
Bunny Checkdomain Civo CloudDNS
Cloudflare ClouDNS CloudXNS ConoHa
Constellix Derak Cloud deSEC.io Designate DNSaaS for Openstack
Digital Ocean DNS Made Easy dnsHome.de DNSimple
DNSPod (deprecated) Domain Offensive (do.de) Domeneshop DreamHost
Duck DNS Dyn Dynu EasyDNS
Epik Exoscale External program freemyip.com
G-Core Labs Gandi Live DNS (v5) Gandi Glesys
Go Daddy Google Cloud Google Domains Hetzner
Hosting.de Hosttech HTTP request Hurricane Electric DNS
HyperOne IBM Cloud (SoftLayer) IIJ DNS Platform Service Infoblox
Infomaniak Internet Initiative Japan Internet.bs INWX
Ionos iwantmyname Joker Joohoi's ACME-DNS
Liara Linode (v4) Liquid Web Loopia
LuaDNS Manual MyDNS.jp MythicBeasts
Name.com Namecheap Namesilo NearlyFreeSpeech.NET
Netcup Netlify Nicmanager NIFCloud
Njalla Nodion NS1 Open Telekom Cloud
Oracle Cloud OVH plesk.com Porkbun
PowerDNS Rackspace reg.ru RFC2136
RimuHosting Sakura Cloud Scaleway Selectel
Servercow Simply.com Sonic Stackpath
Tencent Cloud DNS TransIP UKFast SafeDNS Ultradns
Variomedia VegaDNS Vercel Versio.[nl/eu/uk]
VinylDNS VK Cloud Vscale Vultr
Websupport WEDOS Yandex Cloud Yandex PDD
Zone.ee Zonomi

If your DNS provider is not supported, please open an issue.