Suggest an alternative to

check_ssl_cert

A shell script (that can be used as a Nagios/Icinga plugin) to check an SSL/TLS connection.

Why do you think that https://github.com/kdwarn/site_availability is a good alternative to check_ssl_cert

A URL to the alternative repo (e.g. GitHub, GitLab)

Here you can share your experience with the project you are suggesting or its comparison with check_ssl_cert. Optional.

A valid email to send you a verification link when necessary or log in.