@expo/devcert
Generate trusted local SSL/TLS certificates for local SSL development
mock-tls-server
Mock up a plain or TLS-encrypted TCP connection without using any actual network facilities or needing any permissions. This is useful for testing, particularly playing around with different TLS failure modes.
@fidm/x509
Pure JavaScript X509 certificate tools for Node.js
nest-local-https-proxy
A simple library to add HTTPS support to your HTTP NestJS application for local develoment, debugging, and testing.
@geisonjr/certfy
Certfy is a simple and easy-to-use library to generate SSL certificates using Let's Encrypt.