crypt-le
There are 2 repositories under crypt-le topic.
do-know/Crypt-LE
Crypt::LE - Let's Encrypt / Buypass / ZeroSSL and other ACME-servers client and library in Perl for obtaining free SSL certificates (inc. generating RSA/ECC keys and CSRs). HTTP/DNS verification is supported out of the box, EAB (External Account Binding) supported, easily extended with plugins, easily dockerized.
J-Rey/fantastic-palm-tree
Windows scripts & task to automate Let's Encrypt renewals with Crypt::LE (ZeroSSL)