In addition to an AmigaOS with ixemul port, you can now use carl, a mini-curl clone, as an MPW tool for TLS 1.3 from classic Mac OS. It compiles with MrC. More here: https://oldvcr.blogspot.com/2023/04/crypto-ancienne-22-now-supported-on.html

Next step is to make an inetd clone that can run MPW tools. That's actually achievable .... more in the very near future.