There are 2 repositories under ssl-certificate-manager topic.
Professional ACME Client for Windows. Certificate Management UI, powered by Let's Encrypt and compatible with all ACME v2 CAs. Download from certifytheweb.com
Docker Image for ManageEngine's Key Manager Plus.
Send notifications when SSL certificates are about to expire.
SSL Certification Renewal Suite. Automated bot to finish domain verification challenges with Godaddy, renew SSL certificates with letsencrypt, convert certificates to pfx, and replace the expired version in Azure Vault.
Keep an eye on the expiry dates of SSL certificates
Cross platform electron application to manage your fleet of SSL certificates
lite version of ssl_certificate_expiry_date_checker
Dockerized Let's Encrypt SSL Generator