Tiny Go CLI that checks TLS certificate expiry across one or more domains. Zero dependencies, CI-friendly exit codes, JSON output.
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Updated
Jun 28, 2026 - Go
Tiny Go CLI that checks TLS certificate expiry across one or more domains. Zero dependencies, CI-friendly exit codes, JSON output.
lite version of ssl_certificate_expiry_date_checker
Google Sheets SSL Expiry Checker is a secure way to centrally check SSL certificate expiration dates directly from Google Sheets, without unnecessary rights and paid services. It works via an API script on PHP (MODX or any other hosting), supports HMAC signature, HTTPS-only, caching and anti-spam filters.
Zero-dependency CLI to check SSL certificate expiry across multiple domains — color-coded alerts, JSON/CSV output, CI-ready exit codes.
Monitor SSL/TLS certificate expiration across your domains by asking Claude
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