Let's Encrypt/ACME client and library written in Go
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2023-07-01 12:37:40 +02:00
.github chore: reduce disk space consumption during release 2023-06-20 00:05:42 +02:00
acme fix: ARI explanationURL (#1944) 2023-06-23 11:44:40 +02:00
certcrypto feat: support for certificate with raw IP SAN (RFC8738) (#1838) 2023-05-02 19:02:18 +02:00
certificate feat: support custom duration for certificate (#1925) 2023-05-28 16:45:48 +02:00
challenge tests: fix flaky 2023-06-27 23:42:01 +02:00
cmd Add DNS provider for Efficient IP (#1945) 2023-07-01 12:37:40 +02:00
docs Add DNS provider for Efficient IP (#1945) 2023-07-01 12:37:40 +02:00
e2e feat: support custom duration for certificate (#1925) 2023-05-28 16:45:48 +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 Add DNS provider for Efficient IP (#1945) 2023-07-01 12:37:40 +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 chore: update linter (#1927) 2023-06-02 14:35:17 +00:00
.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 v4.12.2 2023-06-19 17:40:43 +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 cloudflare: update api client to v0.70.0 (#1931) 2023-06-30 22:10:54 +02:00
go.sum cloudflare: update api client to v0.70.0 (#1931) 2023-06-30 22:10:54 +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 Add DNS provider for Efficient IP (#1945) 2023-07-01 12:37:40 +02:00

lego logo

Automatic Certificates and HTTPS for everyone.

Lego

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

Go Reference 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
Efficient IP 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 RcodeZero
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.