Self-signed certificates for development purposes, simple server included.
The script asks no questions, just creates certificates for localhost, all configurations (including passphrases) are in defaults.cfg and in get-certs.sh
$ cd quick-ssl-certificates/
$ chmod +x ./get-certs.sh
$ ./get-certs.sh
Node.js must be installed.
$ node quick_server.js
or
$ python3 quick_server.py
After myCA.pem is imported in a browser as Certificate Authority, the https://localhost:8443 will be available through https.