lego

Let's Encrypt/ACME client written in Go

WWW CVSWeb GITHub
  1. Package version
    lego-4.16.1
  2. Maintainer
    Horia Racoviceanu

Lego can be use as a Let's Encrypt/ACME CLI and can solve multiple ACME
challenge types out of the box or use custom challenge solvers.

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

  • lang/go
  • archivers/unzip