OpenSSL has done stuff with QUIC since then, a cursory search turned up this README in their main repo on using QUIC and OpenSSL: https://github.com/openssl/openssl/blob/master/README-QUIC.m...
[1]: https://daniel.haxx.se/blog/2024/06/10/http-3-in-curl-mid-20...
[1]: https://daniel.haxx.se/blog/2024/06/10/http-3-in-curl-mid-20...